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STM32G473VBH3 - 170MHz Cortex-M4 MCU | STMicroelectronics
STM32G473VBH3

STM32G473VBH3 - 170MHz Cortex-M4 MCU | STMicroelectronics

The STMicroelectronics STM32G473VBH3 is a 32-bit Arm Cortex-M4 microcontroller operating up to 170 MHz, with 128 KB of Flash memory and an integrated math accelerator, housed in a 100-TFBGA package measuring 8 mm by 8 mm. The device is designed for embedded applications requiring high-performance control processing, analog peripherals, and compact package integration. A microcontroller is a programmable semiconductor system that combines a processor core, memory, peripherals, and interfaces on one integrated circuit. In the product hierarchy, the STM32G473VBH3 is a microcontroller based on the Arm Cortex-M4 32-bit RISC core. Its flash memory stores firmware, while integrated peripherals support communication, timing, analog measurement, control, and debug functions. The verified product information identifies a 170 MHz operating frequency, 128 KB Flash memory, and a 100-TFBGA package. The STM32G473 device family is also identified by STMicroelectronics as using the high-performance Arm Cortex-M4 core. Mouser describes the part as an Arm Cortex-M4 MCU with math acceleration and high analog capability, while DigiKey identifies the same 170 MHz frequency and 128 KB Flash configuration. The STM32G473VBH3 is positioned for compact embedded control systems where processing performance, analog functions, and a high pin-count fine-pitch package are important. Its 8 mm by 8 mm TFBGA package can support dense PCB layouts, although ball pitch, escape routing, assembly capability, and thermal performance must be checked during hardware design. Exact peripheral availability, pin functions, electrical limits, and operating-temperature details require confirmation from the official STM32G473VB documentation. Typical application areas include industrial automation, motor and motion control, power conversion, digital power management, instrumentation, communications equipment, and embedded measurement systems. The math accelerator can assist control-oriented software that benefits from efficient mathematical operations, while the analog feature set is relevant to systems that combine digital computation with signal conditioning or measurement. The principal design consideration is package integration. A 100-TFBGA is not a through-hole package and requires a compatible PCB footprint, assembly process, inspection strategy, and adequate thermal design. Before release, engineers should verify every ball assignment, power rail, decoupling requirement, clock configuration, peripheral pin mux, and programming interface against the official STMicroelectronics documentation. This product data consolidates verified distributor and manufacturer information for STM32G473VBH3, including core architecture, frequency, memory, package, sourcing references, and engineering application guidance. It is intended to support initial component selection while leaving detailed engineering decisions anchored to the manufacturer datasheet and reference manual.

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STM32G473VBT6 - 170MHz 128KB Cortex-M4 | STMicroelectronics
STM32G473VBT6

STM32G473VBT6 - 170MHz 128KB Cortex-M4 | STMicroelectronics

The STMicroelectronics STM32G473VBT6 is a 32-bit Arm Cortex-M4 microcontroller operating at up to 170 MHz, with 128 KB of Flash memory and high analog integration, housed in a 100-LQFP 14 x 14 mm package. It is designed for embedded applications that combine real-time control, math acceleration, and substantial analog functionality on a single mixed-signal microcontroller. A microcontroller is a programmable semiconductor that integrates a processor core, memory, and peripherals into one device. The STM32G4 family combines the Arm Cortex-M4 processor architecture with embedded control peripherals, analog conversion resources, and dedicated hardware acceleration. Within the broader hierarchy, the STM32G473VBT6 is a 32-bit microcontroller, a member of the STM32G4 series, and a device intended for industrial, instrumentation, and embedded-control applications. Verified product information identifies three headline capabilities: a maximum clock frequency of 170 MHz, 128 KB of Flash memory, and a math accelerator. The part also provides high analog-level integration and operates across 1.8 V, 2.5 V, and 3.3 V supply configurations identified in the verified listing data. These characteristics make it suitable for designs requiring faster control-loop execution than many general-purpose Cortex-M microcontrollers while retaining the simplicity of a single-chip embedded architecture. The Arm Cortex-M4 core provides 32-bit instruction processing, while the dedicated math accelerator offloads suitable mathematical operations from the main processor. This division can improve execution efficiency in applications involving digital filters, transforms, and other arithmetic-intensive signal-processing tasks. The 128 KB embedded Flash provides fixed-program storage without requiring an external memory device for typical firmware and configuration data. Typical uses include industrial motor and power-system control, precision measurement equipment, data-acquisition systems, communications controllers, and mixed-signal embedded products. The combination of 170 MHz processing, math acceleration, and high analog integration can simplify a design by consolidating control and analog functions rather than distributing them across multiple discrete components. Engineering design should account for the 100-LQFP footprint, verify the exact peripheral assignment against the manufacturer datasheet, and use the manufacturer-recommended decoupling and clock arrangements. Board layout must also provide adequate thermal and signal-return paths for the high-pin-count mixed-signal device. This product page consolidates verified distributor availability, the 6.4182 USD listed unit price as of 2026-10-29, same-family drop-in alternatives, and practical design guidance. It also distinguishes the STM32G473VBT6 from alternatives that change Flash capacity, analog capability, or temperature grade.

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STM32G473VCT6 - 170MHz Cortex-M4 MCU, 256KB Flash | ST
STM32G473VCT6

STM32G473VCT6 - 170MHz Cortex-M4 MCU, 256KB Flash | ST

The STMicroelectronics STM32G473VCT6 is a 32-bit Arm Cortex-M4 microcontroller with FPU operating up to 170 MHz, 256 KB of Flash memory, 128 KB of SRAM, and a 100-LQFP 14 x 14 mm package. It combines a high-performance MCU+FPU core with rich analog resources and a math accelerator for demanding industrial, instrumentation, motor-control, and embedded-control designs. A microcontroller is a programmable system-on-chip that integrates a processor core, memory, peripherals, and interface logic into one component. The STM32G4 family belongs to the embedded-microcontroller hierarchy and combines real-time control, communications, data acquisition, and programmable logic in a compact surface-mount package. Verified device features include an Arm Cortex-M4 core, up to 170 MHz operation, 256 KB of Flash, 128 KB of SRAM, a math accelerator, and high analog capability. The 100-LQFP package supports a conventional leaded PCB footprint rather than a fine-pitch BGA, making it accessible for prototypes, automated assembly, and repair. The family datasheet identifies up to 213 DMIPS and rich analog resources, while exact peripheral details should be checked against the manufacturer documentation for the selected ordering code. The STM32G4 architecture is useful when a design needs more control performance and analog capability than a basic entry-level MCU. Its 170 MHz operating target supports responsive control loops, communication handling, and signal-processing workloads, while the Cortex-M4 FPU accelerates floating-point calculations. The 256 KB Flash capacity provides room for application firmware, and the 128 KB SRAM supports working memory and data buffers. Typical applications include digital power conversion, motor control, industrial sensor interfaces, measurement equipment, communications gateways, and consumer or embedded products requiring high-resolution analog performance. The combination of Cortex-M4 processing, math acceleration, and analog resources helps reduce the number of discrete components in a design. Designers should verify pin multiplexing, power-supply requirements, clock configuration, analog input limits, and peripheral availability in the STM32G473xB/xC/xE datasheet before layout. Keep analog and digital return paths controlled, provide the required decoupling, and confirm the exposed thermal and package constraints against the manufacturer’s PCB guidance. This page consolidates verified distributor information, manufacturer documentation, and design-oriented guidance for engineers evaluating the STM32G473VCT6. It distinguishes documented facts from parameters that require additional package- or variant-specific confirmation, helping procurement and engineering teams make a more reliable decision.

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STM32G473VET3 - 170MHz Cortex-M4 MCU 512KB LQFP-100 | STMicroelectronics
STM32G473VET3

STM32G473VET3 - 170MHz Cortex-M4 MCU 512KB LQFP-100 | STMicroelectronics

The STMicroelectronics STM32G473VET3 is a mainstream Arm Cortex-M4 microcontroller with DSP and FPU, operating at up to 170 MHz and delivering 213 DMIPS, packaged in a 100-pin LQFP (14x14 mm) and offering 512 KB of Flash alongside 128 KB of SRAM. The device integrates rich analog peripherals, a hardware math accelerator (Cordic and FMAC), five 12-bit ADCs with up to 36 channels, four DAC channels, and operational amplifiers. The 1.8V/2.5V/3.3V supply range combined with low-power Run/Stop/Standby/Shutdown modes makes it well suited to mixed-signal industrial and digital-power applications. A Cortex-M4 microcontroller is a 32-bit RISC processor core designed by Arm that includes a single-precision floating-point unit (FPU) and DSP extensions. The Cortex-M4 sits within the broader Cortex-M family and feeds into the wider STM32 portfolio, which scales from ultra-low-power Cortex-M0+ devices up to Cortex-M7 high-performance parts. Compared with Cortex-M3 parts, the M4 adds DSP SIMD instructions, single-cycle MAC, and an optional FPU, enabling higher-throughput signal processing and mathematical acceleration at modest clock speeds. Key features of the STM32G473VET3 include up to 512 KB single-bank Flash with ECC and 128 KB SRAM with parity, a 12-channel DMA, two 16-bit advanced timers plus a 32-bit timer, four 16-bit general-purpose timers, two HRTIM masters, multiple USART/UART, SPI, I2C, FDCAN, USB 2.0 FS, and a real-time clock. The integrated Cordic accelerator (rotation, sine/cosine) and FMAC (filter math) offload DSP tasks, while the comparators, op-amps, and 12-bit DACs allow direct analog control loops on-chip. The 100-pin LQFP package exposes the full peripheral set, including the external memory bus and additional GPIO. Typical applications span industrial motor drives (FOC for PMSM/BLDC), digital SMPS and power conversion, lighting controls, solar micro-inverters, factory automation, and sensor-rich IoT nodes. On-board comparators, op-amps, and high-resolution timers let the part close a current-mode control loop without external analog components, while the FPU and Cordic enable sensor fusion and field-oriented control without taxing the CPU. The LQFP-100 footprint also suits hand-prototyping and field-repair scenarios where rework is more practical than BGA. When designing with this device, ensure the 1.8V/2.5V/3.3V rails are well-decoupled with 100nF + 4.7uF ceramic capacitors near each VDDA/VSS pair, and route the HSE 8-25 MHz crystal traces symmetrically to minimise jitter. Configure the math accelerator and DMA priorities in the CubeMX configuration to avoid conflicts, and consult the reference manual for Flash Option Byte programming to enable the desired read/write protection at production time. This page synthesizes distributor stock and pricing data, drop-in compatible LQFP-100 STM32G4 family alternatives, and practical design notes drawn from the reference manual that are not aggregated on any single distributor page.

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STM32G473VET6 - 170MHz Cortex-M4 MCU | STMicroelectronics
STM32G473VET6

STM32G473VET6 - 170MHz Cortex-M4 MCU | STMicroelectronics

STMicroelectronics STM32G473VET6 is a 32-bit Arm Cortex-M4 microcontroller with a 170 MHz maximum clock, 512 KB of flash memory, and a 100-pin LQFP package measuring 14 x 14 mm. The device combines a Cortex-M4 processor with high-performance analog resources, including 12-bit ADCs, operational amplifiers, comparators, DAC channels, and math-accelerator hardware. These characteristics position it as a mixed-signal embedded controller for industrial control, motor drive, power conversion, data acquisition, and connected equipment. A microcontroller is a programmable integrated circuit containing a processor core, memory, peripherals, and communication interfaces. It belongs to the embedded-controller hierarchy alongside general-purpose processors, digital signal controllers, and application-specific controllers. The STM32G4 series combines real-time Cortex-M4 execution with unusually strong analog peripherals, allowing one device to supervise sensors, control actuators, and execute control algorithms without requiring several separate analog and digital components. The STM32G473VET6 operates at up to 170 MHz and contains 512 KB of flash, while its high analog feature set supports signal-chain designs that require greater precision than a basic entry-level microcontroller. The 12-bit ADC and DAC resolutions provide 4096 discrete levels across their respective conversion ranges. A math accelerator improves execution of demanding digital operations, while the operating-voltage range of 1.71 V to 3.6 V supports low-voltage embedded systems. Its 100-pin LQFP package provides substantial external connectivity compared with smaller microcontroller packages. The pin count allows integration of multiple analog inputs, communication interfaces, timers, and general-purpose I/O without requiring a fine-pitch BGA assembly. This is useful in prototypes and moderate-volume industrial products where traceability, inspection, and rework are important. The package is surface-mount technology and is identified by the verified listing as LQFP-100 in a 14 x 14 mm outline. Typical applications include digital power supplies, motor-control systems, industrial sensor platforms, programmable logic controllers, measurement instruments, and compact factory automation equipment. In each case, the device can combine control logic with analog measurement or output functions, reducing system partitioning when its selected peripherals match the design requirements. Design planning should begin with the complete STMicroelectronics pinout and electrical data before PCB layout. Decoupling, analog grounding, ADC input conditioning, high-current switching outputs, and exposed thermal behavior must be evaluated together. Firmware, peripheral configuration, clock planning, and unused-pin treatment should also be reviewed rather than treating the LQFP outline alone as sufficient evidence of compatibility. This product record combines verified distributor specifications, manufacturer information, same-family replacement analysis, and practical engineering guidance. It highlights verified distinctions and identifies unverified parameters explicitly, helping engineers compare procurement options without mistaking package similarity for guaranteed application equivalence.

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STM32G474CBT3 - 170MHz Cortex-M4 MCU, 128KB Flash, LQFP-48 | STMicroelectronics
STM32G474CBT3

STM32G474CBT3 - 170MHz Cortex-M4 MCU, 128KB Flash, LQFP-48 | STMicroelectronics

The STMicroelectronics STM32G474CBT3 is a mainstream Arm Cortex-M4F microcontroller with FPU, delivering 170 MHz / 213 DMIPS performance and integrating 128 KB of Flash plus 128 KB of SRAM in a 48-pin LQFP (7x7 mm) package. The G4 series adds a hardware math accelerator (CORDIC + FMAC), five 12-bit ADCs (up to 5 Msps) plus four 12-bit DACs, seven comparators, six operational amplifiers, and a 184 ps 12-channel high-resolution timer for digital power and motor control. An ARM Cortex-M4 microcontroller is a 32-bit RISC processor core licensed by Arm Holdings that combines Thumb-2 instruction set efficiency with optional single-precision floating-point unit (FPU), DSP extensions, and a deterministic nested vectored interrupt controller. The Cortex-M4 sits in the hierarchy ARM Cortex-M family -> ARM Cortex-M processor -> 32-bit MCU -> microcontroller, and the STM32G4 family extends this lineage with high analog integration that bridges the gap between digital MCUs and dedicated mixed-signal DSPs. Key features of the STM32G474CBT3 include: 170 MHz Cortex-M4F with FPU + DSP instructions; 128 KB Flash with ECC and 128 KB SRAM (including 16 KB SRAM with parity); five 12-bit 5Msps ADCs totaling 60 Msps aggregate throughput; four 12-bit DAC channels (12 MHz sample rate); seven comparators with rail-to-rail inputs; six op-amps with programmable gain up to 16x; HRTIM 184 ps resolution with 12 channels and 10 PWM outputs; and a math accelerator (CORDIC + FMAC) for trigonometric and filtering algorithms offloaded from the CPU. The architecture uses ST's 90 nm embedded Flash process with dual-bank Flash supporting read-while-write, four DMA controllers with 16 streams, and communication peripherals including three FDCAN, three SPI (50 Mbit/s), three I2C fast-mode plus, four USART/UART, one USB 2.0 FS device/host, and one SDMMC interface. The device supports operating voltages from 1.71 V to 3.6 V, has four low-power modes (Sleep, Stop0/1/2, Standby, Shutdown), and integrates a 4 KB backup SRAM with optional battery domain. Typical applications include digital switched-mode power supplies (SMPS), field-oriented control (FOC) motor drives, solar micro-inverters, LED lighting controllers, wireless charging transmitters, audio amplifiers and effects processors, industrial PLCs, and USB Type-C power delivery controllers. The integrated op-amps and comparators allow direct current sensing without external analog front-end components, reducing BOM cost in motor and power designs. When designing with the STM32G474CBT3, ensure VDD is decoupled with 100 nF + 4.7 uF close to each supply pin, and respect the absolute maximum of 4.0 V on VDD. For high-dt/di motor drive outputs, place the MCU at least 10 mm away from switching node traces to avoid coupling into the analog inputs. Use STM32CubeMX and the HAL/LL driver library for firmware scaffolding, and the STM32CubeIDE for debug and build. This page synthesizes real-time distributor stock and pricing, the official ST datasheet, drop-in same-package alternatives from STMicroelectronics and competitor brands, and practical design notes that go beyond the datasheet application-curcuit section.

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STM32G474CET6 - 170MHz Cortex-M4F MCU, 512KB Flash | STMicroelectronics
STM32G474CET6

STM32G474CET6 - 170MHz Cortex-M4F MCU, 512KB Flash | STMicroelectronics

The STMicroelectronics STM32G474CET6 is a mainstream Arm Cortex-M4F microcontroller delivering 170 MHz / 213 DMIPS performance with 512 KB of embedded Flash, 128 KB SRAM, and a hardware Floating-Point Unit, housed in a 48-pin LQFP (7x7 mm) package for surface-mount designs. The device integrates 5x 12-bit 4 MSPS ADCs, 4x 12-bit DACs with sample-and-hold, 7x ultra-fast comparators (25 ns), a CORDIC hardware math accelerator for trigonometric functions, and 12-channel high-resolution timers with 184 ps resolution for advanced digital power conversion. An MCU (Microcontroller Unit) is a single-chip computer integrating a CPU core, program memory (Flash), working memory (SRAM), and peripherals (ADC, timers, communication interfaces). Within ST's portfolio, the STM32G4 sits between the STM32F-series general-purpose MCUs and the STM32H7 high-performance family, with a specific focus on mixed-signal control (analog-rich), digital power conversion, and motor/fan drives. The Cortex-M4F core adds DSP instructions and single-precision FPU for sensor-fusion algorithms and digital control loops. As a member of the broader ARM Cortex-M4 ecosystem, the STM32G474CET6 benefits from extensive middleware, HAL drivers, and STM32CubeMX configuration tooling. Key differentiating features include the FMAC (Filter Math Accelerator) co-processor for digital filtering, MATH acceleration via CORDIC for sin/cos/atan, four operational amplifiers usable as front-end signal conditioning for the ADCs, and connectivity via USB Type-C / USB Power Delivery 3.0, CAN FD, three SPIs, three I2C, six USARTs, and one UART. The integrated 184 ps high-resolution timer supports 16-bit resolution at 245 MHz equivalent, enabling digital SMPS and high-frequency PWM generation typically needing an external timer IC. Architecturally, the STM32G474CET6 uses an LQFP-48 layout to expose three SPIs, three I2C, six USARTs, USB 2.0 FS with PD, two CAN FDs, two SAR ADC groups with up to 19 channels total, and three fast comparators with programmable hysteresis. The bus matrix supports up to 8 DMA channels; the chip runs from 1.71 V to 3.6 V main supply and embeds an internal 16 MHz RC and 32 kHz RTC oscillator. Typical applications include industrial variable-frequency drives, server/AI PSUs and telecom rectifiers, solar micro-inverters and battery management, Class-D audio amplifiers, e-bike and drone motor controllers, digital welding equipment, and LED lighting drivers. The CORDIC accelerator and fast ADCs make it a single-chip fit for field-oriented motor control in cordless tools and appliances. Design considerations: Use STM32CubeIDE or STM32CubeMX to generate pin-multiplexing and peripheral configurations; respect the 3.3 V supply and add 100 nF decoupling caps near each VDD pin; leverage the CORDIC unit to off-load trigonometric calculations in motor-control loops. Connect BOOT0 to GND for normal boot from Flash. This page synthesises distributor pricing, same-package pin-compatible alternatives (including STM32G473 and lower-memory STM32G431 variants), and practical design notes not always covered in the manufacturer datasheet.

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STM32G474CEU6 - 170MHz 512KB Cortex-M4F MCU | STMicroelectronics
STM32G474CEU6

STM32G474CEU6 - 170MHz 512KB Cortex-M4F MCU | STMicroelectronics

STMicroelectronics STM32G474CEU6 is a 32-bit ARM Cortex-M4F microcontroller with FPU operating up to 170 MHz, 512 KB of Flash memory, and a 48-pin UFQFPN 7 x 7 mm package. The device combines 213 DMIPS-class compute performance with math accelerator and high-resolution timer capabilities identified in the verified distributor data. It supports 1.8 V, 2.5 V, and 3.3 V supply options, making it suitable for embedded control, industrial automation, motor-control, and communications equipment. An Arm Cortex-M4F microcontroller is a 32-bit embedded processor based on the RISC architecture, with a single-precision floating-point unit for hardware-assisted mathematical operations. Within the product hierarchy, the STM32G474CEU6 belongs to the STM32G4 family of high-performance microcontrollers, combining general-purpose processing with analog, timer, communication, and real-time control peripherals in one integrated device. The verified product information identifies three principal features: a maximum clock frequency of 170 MHz, 512 KB of Flash organized as 512K x 8, and a 48-pin UFQFPN package. Additional listed capabilities include math acceleration and high-resolution timers. These resources distinguish it from simpler general-purpose Cortex-M devices when an application requires intensive control calculations, precise timing, or floating-point signal processing. The Cortex-M4F core provides a deterministic architecture with an integrated FPU, while the STM32G4 feature set targets applications where response time and control accuracy matter. The 213 DMIPS figure stated in the verified datasheet listing indicates high computational throughput for its class, although total application performance depends on clock configuration, memory implementation, peripherals, and firmware optimization. Typical uses include digital power conversion, industrial motor control, sensor acquisition, compact industrial gateways, and real-time embedded controllers. The 170 MHz processing rate can support computationally intensive loops, while the high-resolution timer resources improve measurements and edge-based control. Its low-pin-count UFQFPN package also enables compact layouts when space is constrained, although careful exposed-pad and thermal management is required. Designers should verify the complete pin configuration, exposed-pad connection, decoupling requirements, clock options, and peripheral assignments in the official STM32G474CE datasheet before layout release. Because the verified data does not provide operating-temperature, memory-voltage, ADC, communications, and compliance details, those specifications require confirmation rather than assumption during component qualification. This product record consolidates the verified manufacturer and distributor data for the STM32G474CEU6 with package information, engineering application guidance, a conservative replacement assessment, and transparent data gaps. It is intended to accelerate sourcing and initial design review while ensuring that unqualified claims are independently checked against the manufacturer documentation.

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STM32G474QET3 - 170MHz Cortex-M4F MCU | STMicroelectronics
STM32G474QET3

STM32G474QET3 - 170MHz Cortex-M4F MCU | STMicroelectronics

The STMicroelectronics STM32G474QET3 is a 32-bit Arm Cortex-M4F microcontroller with a maximum clock frequency of 170 MHz, 512 KB of Flash memory, and a 128-pin LQFP package measuring 14 mm by 14 mm. It belongs to the STM32G4 series of embedded-processing microcontrollers and is designed for compact control systems requiring substantial Flash storage and high processing performance. A microcontroller is a semiconductor that integrates a processor core, program memory, data memory, peripherals, and communication interfaces into one package. Within the embedded hierarchy, the STM32G474QET3 is a general-purpose MCU based on the Arm Cortex-M4F core. The F designation identifies the floating-point instruction capability, while the STM32G4 family is positioned for demanding control, monitoring, and real-time signal-processing applications. The verified core characteristics are a 32-bit Arm Cortex-M4F architecture, operation up to 170 MHz, and 512 KB of Flash organized as 512 K x 8. The specified 128-LQFP package provides 128 physical leads on a 14 mm x 14 mm surface-mount footprint. The Hotenda product listing also identifies a 3 V device class, making the part suitable for conventional 3 V embedded systems when confirmed against the complete manufacturer datasheet. The combination of a 170 MHz Cortex-M4F core and 512 KB Flash allows firmware to combine control logic with computationally intensive routines without immediately using external program memory. The large pin count can also provide more externally accessible device connections than lower-pin-count variants in the STM32G4 family. Exact peripheral assignments, GPIO alternate functions, memory-map details, electrical limits, and temperature limits must be checked against the STM32G474xB/xC/xE documentation before layout release. Typical implementation areas include industrial monitoring and automation, digital power conversion, motor-control platforms, communication equipment, and embedded test systems. In these applications, the 170 MHz processing rate supports responsive real-time tasks, while 512 KB Flash provides room for application code, configuration data, and embedded protocol implementations. The 128-LQFP package is useful where a design requires numerous accessible I/O functions rather than the smallest possible footprint. PCB planning should use the manufacturer land pattern and verify every 128-pin signal, power, ground, and termination connection. Decoupling should follow the datasheet guidance, and signal-routing decisions should preserve the required analog and digital partitioning. Because the verified data does not include the complete pin table, electrical limits, or peripheral mapping, engineers should not infer missing values from the distributor summaries. This product record combines verified distributor specifications, current sourcing information, family-level replacement analysis, and engineering guidance that is not presented as a substitute for the complete STMicroelectronics reference manual, errata, and datasheet. It is intended to accelerate initial component selection while preserving clear boundaries around unverified technical details.

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STM32G474QET6 - 170MHz Cortex-M4 MCU, 512KB Flash | STMicroelectronics
STM32G474QET6

STM32G474QET6 - 170MHz Cortex-M4 MCU, 512KB Flash | STMicroelectronics

The STM32G474QET6 is a high-performance 32-bit microcontroller from STMicroelectronics, based on the Arm® Cortex®-M4F core with FPU. It operates at up to 170 MHz, delivering 213 DMIPS, and features 512 KB of Flash memory and 128 KB of SRAM. The device is housed in a 128-pin LQFP package (14x14 mm), making it suitable for a wide range of industrial and consumer applications. A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory, and programmable input/output peripherals. The STM32G474 series belongs to the STM32G4 family, which is optimized for mixed-signal control applications, combining a powerful Cortex-M4 core with advanced analog peripherals and a math accelerator. This family sits within the broader STM32 ecosystem, which includes multiple series tailored for different performance, power, and feature requirements. Key features of the STM32G474QET6 include a 170 MHz Arm Cortex-M4F core with FPU, 512 KB Flash, 128 KB SRAM, a 184 ps high-resolution timer with 12 channels, a math accelerator for enhanced DSP performance, and rich analog peripherals including multiple 12-bit ADCs, DACs, and comparators. The device also supports various communication interfaces such as SPI, I2C, USART, CAN, and USB, making it versatile for connectivity. The STM32G474QET6 is built on STMicroelectronics' advanced process technology, enabling high performance with efficient power consumption. The inclusion of a math accelerator (CORDIC and FMAC) offloads complex calculations from the CPU, improving overall system throughput. The high-resolution timer is particularly suited for digital power conversion, motor control, and other time-critical applications. Typical applications include digital power supplies, motor control (e.g., field-oriented control of BLDC motors), industrial automation, and advanced sensing systems. The device's rich analog front-end and high-resolution timer make it ideal for applications requiring precise timing and analog signal processing. When designing with this MCU, ensure proper decoupling of the power supply pins and consider the thermal dissipation of the LQFP-128 package. The device supports multiple low-power modes, which can be leveraged to optimize energy consumption in battery-powered applications.

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STM32G474RBT3 - 170MHz Cortex-M4F MCU, 128KB Flash | STMicroelectronics
STM32G474RBT3

STM32G474RBT3 - 170MHz Cortex-M4F MCU, 128KB Flash | STMicroelectronics

The STMicroelectronics STM32G474RBT3 is a mainstream ARM Cortex-M4F microcontroller with FPU, running up to 170 MHz / 213 DMIPS, integrating 128 KB of Flash and a rich set of analog peripherals and high-resolution timers, housed in a 64-pin LQFP (10x10 mm) package. The 'T3' suffix denotes tape-and-reel packaging for high-volume assembly. An ARM Cortex-M4 MCU is a 32-bit RISC microcontroller core optimized for embedded applications requiring DSP capability, single-precision floating-point arithmetic, and deterministic real-time control. The Cortex-M4 sits within a wider taxonomy of ARM Cortex-M cores (Cortex-M0/M0+/M3/M4/M7/M33), which together with the broader STM32 family of microcontrollers form the semiconductor basis for billions of industrial, consumer, and IoT endpoints. The STM32G4 series specifically targets motor control, digital power conversion, and lighting applications by pairing the M4 core with high-resolution timer hardware (184 ps resolution), op-amps, comparators, and 12-bit DACs. Key features of the STM32G474RBT3 include 128 KB Flash, 32 KB SRAM with hardware parity, five 12-bit ADC channels with 4 MSPS capability, four 12-bit DAC channels, seven comparators, six operational amplifiers, a mathematical hardware accelerator (CORDIC + FMAC), and 12 high-resolution timer channels with 184 ps resolution. The device operates from a 1.71 V to 3.6 V supply and is qualified for -40 C to +125 C ambient operation. Architecturally, the STM32G474 family integrates a Cortex-M4 core with FPU and DSP extensions, an ART accelerator with prefetch buffer, and a multi-layer AHB/APB bus matrix. The high-resolution timer block is generated by a DLL-stabilized delay line, enabling sub-nanosecond PWM edge placement. The analog peripherals share a dedicated VREF+ rail and support hardware oversampling to extend effective resolution to 16 bits. Typical applications include field-oriented motor control (FOC) drives for compressors and pumps, digital switch-mode power supplies (SMPS) with analog compensation loops, LED lighting drivers, photovoltaic inverters, wireless-charging transmitter controllers, and industrial PLC analog front ends. The combination of fast ADCs, op-amps, comparators and HR timers allows closed-loop control of power stages directly from the MCU without external analog ASICs. When designing with this part, budget the worst-case 1.71 V brownout at cold temperatures and place a 100 nF decoupling capacitor at every VDD pin. The T3 suffix indicates industrial-grade temperature range; choose a Q suffix variant only when automotive qualification is required.

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STM32G474RBT6 - 170MHz Cortex-M4F MCU 128KB LQFP-64 | STMicroelectronics
STM32G474RBT6

STM32G474RBT6 - 170MHz Cortex-M4F MCU 128KB LQFP-64 | STMicroelectronics

The STMicroelectronics STM32G474RBT6 is a mainstream Arm Cortex-M4F microcontroller with FPU and DSP instructions, operating up to 170 MHz with 213 DMIPS, integrating 128 KB of Flash and housed in a 64-pin LQFP (10x10 mm) package. As a member of the STM32G4 family, the device includes a hardware mathematical accelerator (CORDIC, FMAC, filter engine), five ultra-fast 12-bit ADCs (0.25 us / up to 16-bit hardware oversampling), six 12-bit DACs, four operational amplifiers, and seven ultra-high-speed comparators. The 64-pin LQFP variant supplies 52 GPIO pins and dual-bank Flash for live firmware updates. An Arm Cortex-M4 microcontroller is a 32-bit RISC core with hardware floating-point and DSP extensions, intended for deterministic real-time signal processing. Within ST's portfolio it sits in the mainstream performance tier above Cortex-M0+ designs but below Cortex-M7 parts, delivering high analog integration combined with DSP throughput. The STM32G4 line is positioned for power conversion, motor control, digital power, lighting, and wireless charging. Key features include 170 MHz CPU, 128 KB dual-bank Flash, 32 KB SRAM (with 16 KB SRAM with parity + 16 KB SRAM with ECC option depending on variant), 4 KB backup SRAM, hardware math accelerator for CORDIC + FIR/IIR filters, low-power run, sleep, stop, standby, and shutdown modes, and a working temperature range of -40 C to +85 C (grade 6 suffix). The 64-pin LQFP also exposes CAN FD, FDCAN, USB Type-C Power Delivery, and three SPI/three I2C/three USART plus UART/LIN interfaces. The device implements ST's ART Accelerator (zero-wait-state Flash execution), a prefetch buffer, MPU, and JTAG/SWD debug with ETM trace. Internal regulators accept 1.71 V to 3.6 V supply and provide separate core and analog rails, allowing PVD programmable voltage detection down to 1.8 V with a brownout reset. Typical applications include field-oriented motor control (FOC) for BLDC/PMSM, digital switched-mode power supplies (PFC + LLC), solar micro-inverters, LED lighting drivers, wireless charging Tx/Rx pumps, and industrial SMPS. Compared to discrete analog designs the integrated op-amps and comparators reduce BOM cost and accelerate current-loop bandwidth by eliminating external amplifiers in the shunt-sensing path. When designing with the STM32G474RBT6, ensure VDDA is decoupled with a 100 nF + 1 uF pair close to the pin and add a ferrite bead between VDD and VDDA to keep digital switching noise out of the ADC reference. Select an external LDO or internal SMPS step-down configuration per the application note; for 500 mA peak loops fit at least 4-layer PCB layout with 1 oz copper. This page synthesizes distributor stock data (DigiKey, Mouser, LCSC, Wolfchip), 5 pin-compatible drop-in alternatives with parametric proximity scores, and PCB layout notes that are not duplicated in the manufacturer datasheet.

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STM32G474RCT3 - 170MHz Cortex-M4 MCU, 256KB Flash | ST
STM32G474RCT3

STM32G474RCT3 - 170MHz Cortex-M4 MCU, 256KB Flash | ST

The STMicroelectronics STM32G474RCT3 is an Arm Cortex-M4F 32-bit microcontroller rated at 170 MHz, with 256 KB of Flash memory, 128 KB of SRAM, and a 64-LQFP 10 x 10 mm package. It combines a floating-point processor with rich analog resources, a math accelerator, and a high-resolution timer block for precision embedded control. A microcontroller is a programmable semiconductor that integrates a CPU, memory, peripherals, and communication interfaces on one device. The STM32G4 family belongs to the embedded MCU hierarchy and is designed for real-time control, sensing, signal processing, and connected industrial equipment. Its Cortex-M4F core supports efficient control-loop execution while on-chip peripherals reduce external component requirements. Verified listings identify a 170 MHz operating frequency, up to 512 KB Flash for the broader STM32G474 family, 128 KB SRAM, a math accelerator, and a 184 ps high-resolution 12-channel timer. For the exact STM32G474RCT3, DigiKey specifies 256 KB Flash and a 64-LQFP package. The product is positioned for digital power conversion, motor control, industrial automation, communications, and precision analog measurement. The STM32G474 device family combines high-resolution timer capability with rich analog peripherals, making it useful where accurate edge timing, fast control loops, and mixed-signal measurements are important. At 170 MHz, the listed device reaches 213 DMIPS according to the available datasheet listing. These figures describe processing capability, not application throughput; actual performance depends on code, memory configuration, peripherals, and clock settings. Typical applications include digitally controlled power supplies, motor-drive control, sensor acquisition, programmable signal generation, industrial controllers, and communication-enabled embedded systems. The 64-LQFP package provides a conventional leaded surface-mount footprint that is practical for prototypes, inspection, and designs requiring accessible pins. Designers should verify supply voltage, pin multiplexing, clock-tree settings, analog-reference requirements, and exposed-pin behavior against the official datasheet before layout. Do not infer unverified electrical limits from family-level descriptions. Firmware migration also requires checking peripheral instances, interrupt mappings, and package-dependent pin assignments. This product record combines verified distributor specifications, the official STMicroelectronics family page, package information, practical engineering guidance, and qualified replacement analysis. It is intended to accelerate component selection while keeping unverified parameters and replacement assumptions explicit.

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STM32G474RET6 - 170MHz Cortex-M4 MCU 512KB Flash | ST
STM32G474RET6

STM32G474RET6 - 170MHz Cortex-M4 MCU 512KB Flash | ST

The STMicroelectronics STM32G474RET6 is a 32-bit Arm Cortex-M4F microcontroller running at 170 MHz with 512 KB flash and 128 KB SRAM, housed in a 64-pin LQFP (10x10 mm) package. It delivers 213 DMIPS, integrates an FPU plus DSP instructions, and is engineered for mixed-signal real-time control applications such as motor drives and digital power conversion. A microcontroller (MCU) is a compact integrated circuit that governs a specific operation in an embedded system, integrating a processor core, memory, and programmable peripherals on a single chip. The STM32G474RET6 belongs to the STM32G4 mainstream MCU family, which sits between general-purpose MCUs and digital signal processors within the embedded-processor hierarchy, and is purpose-built for mixed-signal real-time control. Key features include five 12-bit ADC channels with hardware oversampling (4 MSPS), four 12-bit DAC outputs, six operational amplifiers, four high-speed comparators, and the high-resolution timer (HRTIM) capable of 184 ps PWM resolution. Communication interfaces cover SPI, I2C, USART/UART, CAN FD, and USB 2.0 full-speed. CORDIC and FMAC hardware accelerators offload trigonometric and filter computations, enabling deterministic control loops with reduced CPU overhead. Architecturally, the device pairs the Cortex-M4F core with an ART accelerator that delivers 0-wait-state flash execution, achieving maximum throughput at the rated 170 MHz clock. The embedded voltage regulator and low-power modes down to a few microamps support energy-conscious designs operating from a 1.71V to 3.6V supply. Typical applications include field-oriented control (FOC) of brushless DC and permanent-magnet motors, digital power conversion (buck, boost, flyback), solar micro-inverters, and industrial automation. The combination of 5 MSPS-class ADC sampling, on-chip comparators, and HRTIM precision timing is decisive in these high-performance control loops. Design consideration: keep HRTIM output traces short and routed away from analog signals, and decouple each VDD/VDDA pin with 100 nF ceramics placed as close to the IC as possible to preserve ADC accuracy. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the STMicroelectronics datasheet.

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STM32G474VCT6 - 170MHz Cortex-M4 MCU | STMicroelectronics
STM32G474VCT6

STM32G474VCT6 - 170MHz Cortex-M4 MCU | STMicroelectronics

The STMicroelectronics STM32G474VCT6 is a 170 MHz Arm Cortex-M4 32-bit microcontroller with 256 KB Flash and 128 KB SRAM in a 100-pin LQFP package. It delivers up to 213 DMIPS and integrates math acceleration, high-resolution timers, advanced analog peripherals, and connectivity-oriented interfaces. The STM32G474VCT6 belongs to STMicroelectronics' STM32G4 series of high-performance mixed-signal microcontrollers. A microcontroller is a programmable embedded-system component that integrates a processor core, memory, analog and digital peripherals, and communication interfaces on one semiconductor die. The STM32G4 family combines general-purpose control processing with signal-oriented resources such as high-resolution timers, fast analog conversion, comparators, op-amps, and digital peripherals. This hierarchy places the device between a basic Cortex-M MCU and higher-end mixed-signal processing platforms. The verified product information identifies a maximum CPU frequency of 170 MHz, 256 KB of Flash, and 128 KB of SRAM. The Cortex-M4 core includes floating-point and math acceleration, while the family is described as reaching 213 DMIPS. Mouser classifies the device as a mainstream Arm Cortex-M4 MCU, while STMicroelectronics identifies the STM32G474xB, xC, and xE devices as being based on the Cortex-M4 core. The STM32G4 architecture is suited to real-time control because it combines deterministic Cortex-M4 execution with advanced timers and analog resources. Its 256 KB Flash supports substantially more application code than a basic entry-level MCU, while 128 KB SRAM accommodates working buffers, control state, and data processing. Exact peripheral assignments, electrical limits, clock-tree details, and pin multiplexing must be confirmed against the manufacturer documentation for each board design. Typical applications include digital power conversion, motor-control systems, industrial automation, communications equipment, audio and signal processing, and compact embedded control platforms. Its combination of processing performance, math acceleration, high-resolution timing, and mixed-signal peripherals is particularly useful when a design requires deterministic control alongside sensor conditioning or power-conversion functions. PCB implementation should follow the exact STM32G474VCT6 pinout, package dimensions, exposed-pad requirements, and recommended decoupling network from the manufacturer documentation. Designers should verify alternate-function assignments, analog-input impedance, timer-channel conflicts, and boot configuration before finalizing PCB routing. This product record combines the verified manufacturer identity, distributor specifications, package information, pricing reference, and engineering-oriented guidance. It is intended to help engineers identify the correct STM32G4 device and evaluate it for high-performance embedded-control designs without treating unverified electrical details as guaranteed specifications.

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STM32G474VEH6 - 170MHz Cortex-M4F MCU | STMicroelectronics
STM32G474VEH6

STM32G474VEH6 - 170MHz Cortex-M4F MCU | STMicroelectronics

The STMicroelectronics STM32G474VEH6 is a 32-bit Arm Cortex-M4F microcontroller with a 170 MHz maximum operating frequency, 512 KB of embedded Flash memory, and 128 KB of SRAM in a 100-TFBGA (8x8 mm) package. It combines the Cortex-M4F processor with high-performance analog peripherals, math accelerator, 12-channel high-resolution timers, and extensive general-purpose I/O. The device is positioned for industrial control, motor drive, power conversion, communications, and embedded measurement systems. A microcontroller is a programmable system-on-chip that integrates a CPU core, nonvolatile program memory, volatile working memory, peripherals, and communication interfaces. The STM32G4 family combines the STM32 architecture with a high-performance Cortex-M4 core and advanced mixed-signal resources. This combination allows one device to control digital logic while acquiring, converting, and regulating analog signals. The STM32G474VEH6 operates at up to 170 MHz and is stated at 213 DMIPS in the verified manufacturer result. Its 512 KB Flash provides application code, firmware, and boot software, while 128 KB SRAM supports working state, buffers, communications frames, and control algorithms. The verified sources identify 86 I/O, a 184 ps 12-channel high-resolution timer capability, rich analog resources, and a math accelerator. The 100-TFBGA package is intended for compact surface-mount designs where fine-pitch routing and board-space optimization are important. Compared with a leaded package, TFBGA requires careful PCB land-pattern design, fine-pitch assembly capability, and adequate thermal design. The STM32G474VEH6 is therefore appropriate for compact industrial, automotive-adjacent, and high-performance embedded platforms where analog control and real-time processing are important. Typical applications include digital power supplies, motor-control systems, industrial automation, communications gateways, sensor acquisition platforms, and embedded measurement instruments. The timer, analog, math, and connectivity resources can reduce the need for separate support devices when the system architecture is designed around the STM32G4 feature set. Design attention should focus on decoupling, clock stability, analog reference conditioning, high-resolution timer inputs, thermal behavior, and fine-pitch PCB assembly. Use the manufacturer datasheet and package drawing as the authoritative references for pin multiplexing, alternate functions, electrical limits, and land pattern. This page consolidates verified manufacturer and distributor information, comparison fields, application guidance, and sourcing references so engineers can identify whether the STM32G474VEH6 fits a compact high-performance embedded design.

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STM32G474VET3 - 170MHz Cortex-M4F MCU 512KB LQFP-100 | ST
STM32G474VET3

STM32G474VET3 - 170MHz Cortex-M4F MCU 512KB LQFP-100 | ST

The STMicroelectronics STM32G474VET3 is a mainstream 32-bit Arm Cortex-M4F microcontroller with FPU running at up to 170 MHz, delivering 213 DMIPS of compute throughput, and integrating 512 KB of Flash and 128 KB of SRAM in a 100-pin LQFP (14x14 mm) package. An Arm Cortex-M4 microcontroller is a 32-bit RISC processor core designed for deterministic real-time embedded control, with single-precision floating-point, DSP extensions, and a tightly-coupled NVIC for low-latency interrupt handling. Within the broader taxonomy, this part belongs to the MCU -> microcontroller -> semiconductor category, and to ST's STM32G4 series, which adds a CORDIC math accelerator and FMAC filter-math accelerator that offload trigonometric and FIR/IIR computations from the CPU for digital power conversion and motor-control loops. Key features include five 12-bit ADCs sampling at 4 MSPS with hardware oversampling to 16-bit effective resolution, four 12-bit DAC channels, seven comparators, six op-amps with programmable gain, four 184 ps resolution high-resolution timer channels, USB 2.0 Full-speed with PHY, CAN-FD, three SPI, three I2C, two UART/LPUART, an SDMMC package interface, and a math accelerator block (CORDIC + FMAC). The 100-LQFP exposes 81 GPIO across five voltage-tolerant 5V-tolerant I/O banks. The STM32G474 architecture pairs the Cortex-M4F core with ST's adaptive real-time ART Accelerator and a multi-bank Flash controller that delivers zero-wait-state execution from Flash at 170 MHz. The integrated op-amps and comparators are tightly coupled to the high-resolution timer to form current-shunt and BEMF sensing loops without external analog ICs, enabling compact, BOM-light field-oriented-control (FOC) motor drives and LLC/PSFB digital power stages. Typical applications include digital switched-mode power supplies (LLC, PSFB, totem-pole PFC), field-oriented-control motor drives for industrial servos and e-bikes, solar inverters and battery management, USB-C PD controllers, LED lighting controllers, and industrial sensor hubs. The math accelerator is particularly valuable in these loops because CORDIC evaluates sin/cos/atan in as few as 15 cycles. When designing with this device, place a 100 nF decoupling capacitor on each VDD pin within 2 mm of the package, plus a 4.7 uF bulk cap on the regulator input. Reserve PB8/PB9 for the bootloader or ensure they are not pulled low at reset if you intend to boot from Flash. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet. Engineers evaluating the STM32G474VET3 for a 100-LQFP design will find comparison data versus pin-compatible STM32G474xB/xC/xE siblings and GigaDevice GD32G5xx family cross-references here.

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STM32G474VET6 - 170MHz Arm Cortex-M4F MCU | STMicroelectronics
STM32G474VET6

STM32G474VET6 - 170MHz Arm Cortex-M4F MCU | STMicroelectronics

The STMicroelectronics STM32G474VET6 is a high-performance 32-bit microcontroller based on the Arm Cortex-M4 core with floating-point unit (FPU), operating at up to 170 MHz. It is part of the STM32G4 series, designed for advanced motor control, digital power conversion, and industrial applications. The device integrates a rich set of analog peripherals, including multiple operational amplifiers, comparators, and a 12-bit ADC with hardware oversampling, making it ideal for mixed-signal control loops. What is a microcontroller? A microcontroller (MCU) is a compact integrated circuit containing a processor core, memory, and programmable input/output peripherals on a single chip. It is the brain of embedded systems, executing firmware to control everything from simple LED blinkers to complex motor drives. In the hierarchy of computing devices, a microcontroller falls under embedded processors, which are specialized for real-time control tasks, as opposed to general-purpose CPUs found in personal computers. The STM32G474VET6 exemplifies a modern MCU with its high clock speed, rich analog integration, and advanced timer capabilities. Key features of the STM32G474VET6 include 512 KB of flash memory and 128 KB of SRAM, providing ample space for complex control algorithms. It supports a wide supply voltage range of 1.71V to 3.6V, ensuring compatibility with various power rails. The device includes a comprehensive set of communication interfaces: I2C, SPI, USART, CAN FD, and USB, enabling seamless connectivity in industrial networks. Additionally, it features a 12-bit DAC, multiple 12-bit ADCs with up to 5 MSPS, and a high-resolution timer (HRTIM) capable of generating PWM signals with sub-nanosecond precision, crucial for digital power supplies. The STM32G474VET6 is built on ST's advanced 90nm process technology, balancing performance and power efficiency. The Cortex-M4 core with FPU accelerates mathematical computations, essential for real-time control algorithms like FOC (Field-Oriented Control) for motors. The device also includes a Memory Protection Unit (MPU) and a cryptographic acceleration unit, enhancing security for connected applications. Its rich peripheral set and high-speed timers make it a preferred choice for engineers designing high-performance control systems. Typical applications include field-oriented control of brushless DC motors, digital power conversion (e.g., LLC resonant converters), solar inverters, and industrial automation. The high-resolution timer and fast ADC enable precise current and voltage sensing, critical for closed-loop control. In motor control, the STM32G474VET6 can generate six-step PWM signals with dead-time insertion, reducing external component count. When designing with this MCU, ensure proper decoupling of the power supply pins with 100nF capacitors placed close to each VDD pin. The VDDA pin should be filtered with a ferrite bead and a 1uF capacitor to minimize analog noise. Also, consider the thermal performance: the LQFP100 package has a thermal resistance of 46°C/W, so adequate PCB copper area is recommended for high-current applications.

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STM32G483RET6 - 170MHz 512KB Cortex-M4 MCU | STMicroelectronics
STM32G483RET6

STM32G483RET6 - 170MHz 512KB Cortex-M4 MCU | STMicroelectronics

STMicroelectronics STM32G483RET6 is a 32-bit Arm Cortex-M4 microcontroller with a 170 MHz maximum clock, 512 KB of Flash memory, and a 64-LQFP 10 x 10 mm package. It combines high-resolution analog capabilities, a math accelerator, and advanced motor-control resources for digital power and industrial embedded systems. A microcontroller is a programmable integrated circuit that executes firmware, reads sensors, controls actuators, and manages communications within an embedded product. The STM32G4 series combines the Arm Cortex-M4 processor core with timers, analog converters, communication peripherals, memory, and security features. It sits within the hierarchy microcontroller, embedded processor, semiconductor, and electronic component. The verified manufacturer-distributor information identifies a 32-bit architecture, 170 MHz operating frequency, and 512 KB (512K x 8) Flash memory. Additional indexed technical material identifies 128 KB SRAM, an FPU, up to 213 DMIPS, a math accelerator, and AES support. The device is positioned for motor-control and digital-power applications where deterministic control, analog measurement, and computational throughput are important. The STM32G483RET6 combines general-purpose embedded processing with high-performance analog and control peripherals. Its 170 MHz Cortex-M4 core can execute control algorithms efficiently, while the math accelerator reduces the computational burden of suitable operations. AES support adds a hardware-oriented option for security-sensitive embedded functions. Exact peripheral assignments, electrical limits, pin functions, and compliance claims must be confirmed against the official manufacturer documentation. Typical uses include digital power converters, motor-control systems, industrial automation equipment, sensor-driven controllers, and compact embedded instruments. The 64-LQFP package exposes a substantial pin count for analog inputs, communication signals, timers, and general-purpose I/O while remaining suitable for conventional leaded PCB assembly. Design decisions should start with the complete pin, clock, power, and peripheral requirements rather than CPU frequency alone. Confirm analog accuracy, timer capabilities, communication peripherals, pin multiplexing, voltage domains, decoupling, and exposed programming/debug options in the manufacturer datasheet before schematic capture. This product record consolidates verified distributor specifications, sourcing information, application guidance, and design cautions. It separates confirmed facts from unavailable details and avoids treating general STM32 family characteristics as guaranteed target-part specifications without verification.

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STM32G484CET6 - 170MHz 512KB Cortex-M4 MCU | STMicroelectronics
STM32G484CET6

STM32G484CET6 - 170MHz 512KB Cortex-M4 MCU | STMicroelectronics

The STMicroelectronics STM32G484CET6 is a 32-bit Arm Cortex-M4 microcontroller with FPU, a 170 MHz maximum clock, 512 KB of Flash, and 128 KB of SRAM in a 48-LQFP 7 x 7 mm package. According to the manufacturer datasheet, it also provides rich analog resources, math acceleration, a 184 ps 12-channel high-resolution timer, and AES capability. These features place it in the STM32G4 mainstream MCU family, combining general-purpose embedded control with high-resolution timing and precision analog conversion. An Arm Cortex-M4 MCU is a 32-bit RISC microcontroller used to execute embedded firmware, manage peripherals, and implement real-time control. The MCU belongs to the hierarchy microcontroller, embedded processor, processor IC, and semiconductor. STM32G4 devices combine that core with industrial-oriented control peripherals, so the STM32G484CET6 is suited to systems requiring both computational throughput and detailed analog sensing. Verified headline specifications include a 170 MHz operating frequency, 213 DMIPS, 512 KB Flash organized as 512K x 8, 128 KB SRAM, and a 3 V device designation shown in distributor results. The manufacturer identifies a 12-channel high-resolution timer with 184 ps resolution, math acceleration, and AES support. These capabilities are useful for digital power conversion, motor control, precision timing, communications, and compact industrial equipment. The STM32G4 architecture targets demanding control loops while retaining a conventional embedded MCU ecosystem. Its Cortex-M4F core supports floating-point-oriented firmware, while the math accelerator can reduce selected computational overhead. The high-resolution timer improves edge placement and timing measurement, and the analog feature set makes the MCU useful when a design needs both digital control loops and local signal acquisition without adding a separate high-performance analog processor. Typical applications include digital power supplies, motor-control boards, industrial automation modules, sensor-heavy embedded systems, communications equipment, and compact control platforms. The 48-LQFP package exposes enough pins for mixed signal and peripheral connectivity while remaining compatible with automated PCB assembly. Firmware support, peripheral reuse, and migration paths must still be evaluated against the exact requirements of the selected board. When designing a PCB, verify every LQFP pin assignment, power rail, decoupling requirement, and exposed thermal condition against the current STMicroelectronics datasheet. Do not infer pin names from another STM32G4 member because memory size and package variants can differ. Validate oscillator, analog-reference, debug, bootloader, and firmware-update connections before layout release. This product record consolidates verified manufacturer specifications, distributor listings, package data, and selection guidance. It also distinguishes confirmed drop-in alternatives from generic MCU substitutes and identifies unavailable commercial and technical data instead of estimating missing values.

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STM32G484CEU6 - 170MHz Cortex-M4 MCU | STMicroelectronics
STM32G484CEU6

STM32G484CEU6 - 170MHz Cortex-M4 MCU | STMicroelectronics

The STMicroelectronics STM32G484CEU6 is a 32-bit Arm Cortex-M4 microcontroller with FPU, operating up to 170 MHz, integrating 512 KB of Flash memory, 128 KB of SRAM, and rich mixed-signal peripherals in a 48-UFQFPN package measuring 7 x 7 mm. A microcontroller is a programmable system-on-chip that combines a processor core, nonvolatile program memory, volatile data memory, timers, communication interfaces, and analog peripherals. The STM32G4 family occupies the microcontroller hierarchy beneath embedded processors and combines real-time control with substantial analog integration. Its Cortex-M4F architecture provides floating-point instruction support, while the peripheral mix targets efficient industrial motor-control, power-conversion, sensing, and communications designs. Verified headline features include a 170 MHz operating frequency, up to 213 DMIPS, 512 KB of Flash, 128 KB of SRAM, a math accelerator, high-resolution timers, a 184 ps timer resolution claim, and AES hardware cryptography. The high analog integration makes the MCU useful for designs that require fast control-loop execution alongside ADCs, comparators, DACs, operational amplifiers, and power-management functions. The STM32G484xE architecture combines the Cortex-M4 processor, memory interfaces, high-speed control peripherals, and analog resources in one device. The math accelerator is useful for control algorithms that would otherwise burden the CPU, while AES support can offload cryptographic operations. Exact peripheral counts, voltage limits, ADC performance, GPIO availability, and timer channels require confirmation in the manufacturer datasheet. Typical applications include digital and analog motor control, power-supply control, industrial automation, sensor acquisition, communications gateways, and compact embedded control systems. Its combination of processing speed, local SRAM, Flash capacity, and analog peripherals supports designs that need deterministic control without an external digital signal controller or analog companion device. PCB design should preserve clean analog and digital return paths, place decoupling capacitors close to supply pins, and follow the exposed-pad and thermal-land requirements in the package documentation. Firmware selection must also account for the exact peripheral mix, clock configuration, pin multiplexing, and operating-voltage limits before production release. This page combines verified distributor data, the official manufacturer documentation, package information, and design-oriented guidance to support MCU sourcing and initial engineering evaluation. Pricing is listed as available data permits, while unverified engineering values are explicitly marked for follow-up.

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STM32G484RET6 - 170MHz Arm Cortex-M4 MCU with FPU | STMicroelectronics
STM32G484RET6

STM32G484RET6 - 170MHz Arm Cortex-M4 MCU with FPU | STMicroelectronics

The STMicroelectronics STM32G484RET6 is a high-performance 32-bit microcontroller based on the Arm Cortex-M4 core with floating-point unit (FPU), operating at up to 170 MHz. It is part of the STM32G4 series, designed for advanced motor control, digital power conversion, and industrial applications. The device features 512 KB of flash memory and 128 KB of SRAM, along with a rich set of analog and digital peripherals. What is a microcontroller? A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It integrates a processor core, memory, and programmable input/output peripherals on a single chip. In the system hierarchy, an MCU sits above a microprocessor (which lacks integrated memory and peripherals) and below a system-on-chip (SoC) that may include more complex subsystems. The STM32G484RET6 is a mid-range MCU in the STM32 family, balancing performance, power efficiency, and peripheral integration. Key features include a 170 MHz Arm Cortex-M4 core with FPU and DSP instructions, 512 KB flash, 128 KB SRAM, and a comprehensive set of peripherals: three 12-bit ADCs (up to 5 Msps), four comparators, three operational amplifiers, a 12-bit DAC, and advanced timers with dead-time generation for motor control. It also includes a CORDIC hardware accelerator and a FMAC (filter math accelerator) for mathematical processing. The device supports multiple communication interfaces: I2C, SPI, UART, CAN FD, and USB. The STM32G484RET6 is built on ST's advanced 90 nm process technology, offering a balance of performance and power consumption. The core is based on the Armv7E-M architecture, which includes hardware divide and single-cycle multiply-accumulate instructions. The FPU enables efficient floating-point arithmetic, essential for control algorithms. The device also features a memory protection unit (MPU) and a nested vectored interrupt controller (NVIC) for real-time responsiveness. Typical applications include field-oriented control (FOC) of brushless DC motors, digital power supplies (buck, boost, and flyback converters), solar inverters, and industrial automation. The high-resolution timers (HRTIM) with 184 ps resolution are ideal for power conversion topologies. The device also supports USB Power Delivery (PD) for charging applications. When designing with this MCU, ensure proper decoupling of the power supply pins with 100 nF capacitors placed close to each VDD pin. The VDDA analog supply should be filtered with a ferrite bead and a 1 uF capacitor to reduce noise. For motor control applications, use the dedicated timer break inputs for safe shutdown.

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STM32G484VET6 - 170MHz Cortex-M4 MCU, 512KB Flash | STMicroelectronics
STM32G484VET6

STM32G484VET6 - 170MHz Cortex-M4 MCU, 512KB Flash | STMicroelectronics

The STM32G484VET6 is a high-performance 32-bit microcontroller from STMicroelectronics, based on the Arm® Cortex®-M4 core with FPU, operating at up to 170 MHz and delivering 213 DMIPS. It features 512 KB of Flash memory and 128 KB of SRAM, making it suitable for a wide range of real-time control and signal processing applications. The device is housed in a 100-pin LQFP package (14x14 mm), offering a compact footprint for space-constrained designs. A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory, and programmable input/output peripherals. The STM32G4 series is part of the STM32 family, which is a broad portfolio of 32-bit microcontrollers based on Arm Cortex-M cores. These MCUs are widely used in industrial, automotive, and consumer applications due to their performance, low power consumption, and rich peripheral set. Key features of the STM32G484VET6 include a high-resolution timer with 184 ps resolution, a math accelerator for enhanced DSP performance, and an AES hardware encryption engine. The device also integrates a rich analog front-end with multiple 12-bit ADCs, DACs, and comparators, making it ideal for mixed-signal control applications. The 170 MHz clock speed and 213 DMIPS performance enable complex algorithms to run efficiently. The STM32G484VET6 is built on a high-performance Arm Cortex-M4 32-bit RISC core with a floating-point unit (FPU) for single-precision arithmetic. The math accelerator (CORDIC) and FMAC (filter math accelerator) offload intensive computations from the CPU, improving overall system throughput. The device supports a wide operating voltage range and includes multiple power-saving modes to optimize energy consumption. Typical applications include motor control, digital power conversion, industrial automation, and advanced sensing. The high-resolution timer is particularly suited for pulse-width modulation (PWM) generation in power converters and motor drives. The rich analog peripherals enable precise current and voltage sensing, while the math accelerator speeds up control loop calculations. When designing with this MCU, ensure proper decoupling of the power supply pins and a stable clock source. The device supports both internal and external oscillators, and the PLL can be configured to achieve the desired system clock. Careful PCB layout is essential to minimize noise and ensure reliable operation at high frequencies.

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STM32G491CET6 - 170MHz ARM Cortex-M4F MCU | STMicroelectronics
STM32G491CET6

STM32G491CET6 - 170MHz ARM Cortex-M4F MCU | STMicroelectronics

The STMicroelectronics STM32G491CET6 is a high-performance 32-bit microcontroller based on the ARM Cortex-M4 core with floating-point unit (FPU), operating at up to 170 MHz. It is part of the STM32G4 series, designed for advanced motor control, digital power conversion, and industrial applications. The device is housed in a 48-pin LQFP package (7x7 mm) and offers a rich set of peripherals including advanced timers, high-resolution timers, analog peripherals, and communication interfaces. What is a microcontroller? A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory (Flash and RAM), and programmable input/output peripherals on a single chip. Microcontrollers are the brains of countless electronic devices, from automotive engine control units to home appliances and IoT sensors. In the system hierarchy, a microcontroller sits between a microprocessor (which requires external memory and peripherals) and a system-on-chip (SoC, which integrates more complex functions like graphics or wireless). The STM32G491CET6 is a mid-range MCU that balances performance, power efficiency, and peripheral integration. Key features of the STM32G491CET6 include a 170 MHz ARM Cortex-M4F core with DSP instructions and FPU, 512 KB of Flash memory, 112 KB of SRAM, and a comprehensive set of peripherals. It features a high-resolution timer (HRTIM) capable of generating PWM signals with sub-nanosecond resolution, essential for digital power conversion. The device also includes a 12-bit ADC with hardware oversampling, multiple 12-bit DACs, comparators, and operational amplifiers, making it suitable for analog-intensive applications. Communication interfaces include SPI, I2C, USART, and CAN FD, providing robust connectivity options. From a technical depth perspective, the STM32G491CET6 leverages the ARM Cortex-M4F architecture with a single-precision FPU and DSP instructions, enabling efficient execution of complex algorithms such as FFT and motor control loops. The high-resolution timer (HRTIM) is a standout feature, offering up to 184 picoseconds resolution, which is critical for high-frequency switching power supplies. The device also integrates a CORDIC hardware accelerator for trigonometric functions and a filter math accelerator (FMAC) for digital filtering, offloading the CPU for real-time control tasks. Typical applications include field-oriented control (FOC) of brushless DC motors, digital power supplies (buck, boost, flyback), solar inverters, and industrial automation. The combination of high-speed ADC, comparators, and HRTIM makes it ideal for closed-loop control systems requiring precise timing and fast response. Additionally, its CAN FD interface supports robust communication in automotive and industrial networks. When designing with the STM32G491CET6, ensure proper decoupling of the power supply pins with 100 nF capacitors placed close to each VDD pin. The VDDA analog supply should be filtered with a ferrite bead and a 1 uF capacitor to minimize noise on analog peripherals. For high-resolution timer applications, use a clean clock source and minimize PCB trace inductance in the power stage.

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