Circuitos integrados

STM32G0C1RET6

STM32G0C1RET6 - 64MHz Cortex-M0+ 512KB MCU | STMicroelectronics

STMicroelectronics STM32G0C1RET6 is a 32-bit Arm Cortex-M0+ microcontroller in the STM32G0C1xC/xE mainstream family. The device operates up to 64 MHz and integrates 512 KB of Flash memory with 144 KB of RAM, making it suitable for compact embedded products that require substantial code and data storage. It is packaged in a 64-LQFP 10 x 10 mm surface-mount package. The STM32G0C1RET6 belongs to the STM32G0 mainstream microcontroller family. An STM32 microcontroller combines an Arm Cortex-M0+ processor, embedded Flash and SRAM, and a broad set of peripherals within one integrated circuit. This device type is used to control sensors, power stages, communications links, human-interface equipment, and industrial automation nodes while reducing the component count and software complexity of embedded systems. The STM32G0C1RET6 is identified as a mainstream Arm Cortex-M0+ MCU with up to 512 KB of Flash and 144 KB of RAM. The manufacturer describes the STM32G0C1xC/xE family as operating at up to 64 MHz with memory protection, securable areas, two Flash banks, and read-while-write support. These capabilities support firmware isolation, controlled code updates, and responsive real-time control routines. Typical uses for this microcontroller include industrial control modules, motor and actuator controllers, building automation equipment, connected sensors, low-cost USB peripherals, and compact consumer appliances. Its 64-LQFP outline provides a practical routing option for designs that need more general-purpose I/O than smaller packages while retaining a conventional leaded package for assembly and inspection. The STM32G0C1RET6 should be selected only after confirming the exact peripheral mix, pin multiplexing, clock configuration, memory map, and electrical limits required by the product. Firmware migration decisions should also consider differences among STM32G0C1 and STM32G0B1 devices, even when their package and headline memory characteristics are similar. This product page consolidates the verified manufacturer and distributor information, package details, pricing evidence, search-focused technical FAQs, and drop-in alternatives for faster engineering and sourcing review. The Request a Quote form on this page supports current commercial evaluation, including availability, lead time, and responsible sourcing questions.

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STM32G431C6T6

STM32G431C6T6 - 170MHz Cortex-M4 MCU | STMicroelectronics

STMicroelectronics STM32G431C6T6 is a 32-bit Arm Cortex-M4F microcontroller with a 170 MHz maximum clock, 32 KB of Flash memory, 32 KB of SRAM, and a math accelerator, packaged in a 48-pin LQFP measuring 7 x 7 mm. It combines mainstream embedded processing with rich analog resources for compact industrial, instrumentation, motor-control, and embedded-control designs. A microcontroller is a programmable system-on-chip that integrates a processor core, memory, peripherals, and interfaces into one component. The STM32G4 family belongs to the hierarchy of Cortex-M MCUs, embedded processors, and general-purpose semiconductors. Its Cortex-M4F core adds floating-point instruction support, while the math accelerator accelerates suitable mathematical operations so the main CPU can handle control and communications tasks more efficiently. Key device characteristics include 170 MHz processing performance, 213 DMIPS as stated by STMicroelectronics, 32 KB of Flash program memory, 32 KB of SRAM, and a dedicated math accelerator. The device is identified in the 48-LQFP 7 x 7 mm package. Operating-voltage descriptions for this ordered part include 1.8 V, 2.5 V, and 3.3 V operation, allowing integration with common embedded power rails. The STM32G431x6 platform is based on the high-performance 32-bit Arm Cortex-M4 RISC architecture with floating-point capability. Its memory configuration is tailored for control firmware, boot logic, parameter storage, communications handling, and signal-processing routines. The combination of 170 MHz clocking, 32 KB SRAM, and the math accelerator supports responsive mixed-signal and real-time control workloads without moving routine calculations to an external processor. Typical applications include digital power conversion, motor-control systems, industrial automation, measurement and test equipment, sensor conditioning, and compact embedded platforms. Its rich analog feature set is particularly useful when a control system must operate analog inputs, perform signal acquisition, and execute deterministic control algorithms within one microcontroller package. Designers should verify the exact peripheral pin assignments, electrical limits, clock configuration, and startup sequence in the manufacturer datasheet before layout is released. Firmware should also be checked for the complete STM32CubeG4 peripheral set, interrupt requirements, analog-reference handling, and board-level decoupling rather than assuming that every STM32G4 member has identical behavior. This product page organizes the key technical facts, practical application guidance, design cautions, and order-code alternatives for STM32G431C6T6. It also distinguishes physical pin compatibility from memory and temperature-grade differences so engineers can assess a replacement against both PCB and firmware requirements.

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STM32G431C8T6

STM32G431C8T6 - 170MHz Cortex-M4F 64KB MCU | STMicroelectronics

The STMicroelectronics STM32G431C8T6 is a 32-bit Arm Cortex-M4F microcontroller operating up to 170 MHz, with 64 KB of Flash memory and a 48-pin LQFP package. The device combines a 213 DMIPS processing capability with a math accelerator and rich analog resources, making it suitable for compact real-time control, motor-control, sensing, and power-conversion systems. A microcontroller is a programmable semiconductor that integrates a processor core, memory, and peripherals on one package. The STM32G4 family sits within the hierarchy microcontroller, embedded processor, semiconductor, and programmable control device. STM32 devices combine a Cortex-M4 processor with timers, analog-to-digital converters, digital-to-digital converters, communication interfaces, and GPIO in a single system-on-chip design. The STM32G431C8T6 provides 64 KB of Flash for firmware and 32 KB of SRAM for working data. Its Cortex-M4F core supports floating-point instructions, while the dedicated math accelerator accelerates suitable digital signal-processing operations. These resources allow real-time algorithms to execute without relying entirely on an external processor. The verified product information identifies rich analog capabilities and supports 1.8 V, 2.5 V, and 3.3 V supply configurations. The family is positioned for motor-control applications, power-supply control, industrial automation, communications, and consumer equipment where a combination of timing precision, analog conversion, and compact packaging is valuable. The 48-LQFP package provides 48 externally accessible pins and is suitable for conventional PCB assembly using standard surface-mount technology. Because the MCU integrates analog and digital functions, board design must separate sensitive analog inputs appropriately, provide stable supply bypassing, and route high-current outputs and switching nodes away from precision measurement circuitry. A practical selection must also account for firmware size, peripheral coverage, pin assignment, regulator requirements, and qualification expectations. The STM32G431C8T6 is most appropriate when a 170 MHz Cortex-M4F MCU with 64 KB Flash and 32 KB SRAM is sufficient and its integrated analog and math-acceleration resources match the control task. This page consolidates verified manufacturer and distributor information, pricing context, a same-package family alternative, and practical design guidance to support component selection, PCB planning, sourcing, and firmware bring-up.

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STM32G431C8U3

STM32G431C8U3 - 170MHz 64KB Cortex-M4 MCU | STMicroelectronics

The STMicroelectronics STM32G431C8U3 is a 32-bit Arm Cortex-M4 microcontroller with a 170 MHz operating frequency, 64 KB of Flash memory, and a 48-UFQFPN 7 x 7 mm package. The part belongs to the STM32G4 family and combines a high-performance RISC core with mixed-signal peripherals for compact industrial, instrumentation, and control designs. A microcontroller is a semiconductor that integrates a processor core, memory, and peripherals into one device. In the product hierarchy, the STM32G431C8U3 is an Arm Cortex-M4 MCU, an embedded microcontroller within the broader category of microcontrollers, microprocessors, and semiconductor devices. Its 32-bit architecture supports efficient real-time control while keeping the implementation compact enough for space-constrained equipment. The principal features visible for this ordering code include a 170 MHz Cortex-M4 core, 64 KB of Flash program memory, and a 48-pin ultra-small quad flat package with a 7 x 7 mm body size. The manufacturer describes the STM32G431x6, x8, and xB devices as members of the same STM32G4 performance family. Exact SRAM size, analog performance, temperature limits, and peripheral configuration should be confirmed against the ordering-information table in the manufacturer datasheet before release to production. The STM32G4 architecture is intended for applications that need more than basic digital control, particularly where signal acquisition, timing-sensitive control, and general-purpose processing must coexist in one device. Its Cortex-M4 instruction set provides a 32-bit processing platform while retaining a compact embedded-control design. Peripheral details, memory variants, and package options are distinguished through the STM32G431 ordering codes rather than by changing the basic application concept. Typical uses include sensor instrumentation, industrial motor and power-system control, laboratory measurement equipment, digital power conversion, and compact embedded data-acquisition platforms. In these systems, the MCU can coordinate peripheral activity and execute control software while its analog and mixed-signal resources support signal-chain requirements. Board design should follow the exact pin assignment, decoupling, exposed-pad, and recommended-land-pattern guidance in the STM32G431C8U3 documentation. Confirm the package drawing and pin table before footprint creation because the 48-UFQFPN format has a small body and a dense lead pitch. Also validate the selected memory, temperature, and order-code variants before creating a production BOM. This product record combines the manufacturer’s family information with distributor package details and practical engineering guidance. It also provides a constrained, evidence-based drop-in comparison so engineers can distinguish genuine footprint-compatible options from broader STM32 alternatives that require different packages, peripherals, firmware support, or qualification review.

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STM32G431CBT3

STM32G431CBT3 - 170MHz Cortex-M4 MCU | STMicroelectronics

STMicroelectronics STM32G431CBT3 is a 32-bit Arm Cortex-M4 microcontroller with FPU, a maximum clock frequency of 170 MHz, and up to 128 KB of Flash memory in a 48-pin LQFP package measuring 7 x 7 mm. It combines a single-core Cortex-M4 processor with 32 KB of SRAM, making it suitable for embedded control, signal-processing, and connected industrial designs. A microcontroller is a programmable semiconductor that integrates a processor core, memory, and peripherals on one package. STM32G4 devices occupy the middle of the STMicroelectronics product hierarchy: they combine general-purpose embedded control with higher processing performance than basic microcontroller families. The Cortex-M4 architecture supports efficient execution of control code and floating-point operations while retaining the low-power and deterministic characteristics expected from embedded processors. The STM32G431CBT3 reaches 170 MHz and is specified at up to 213 DMIPS. Its memory configuration provides 128 KB of Flash for firmware and 32 KB of SRAM for working data. The 48-LQFP package exposes a conventional leaded surface-mount footprint and can support compact PCB layouts without requiring the fine-pitch assembly associated with smaller leadless packages. The STM32G431CBT3 belongs to the STM32G4 family and uses an Arm Cortex-M4 core with FPU. Its single-core architecture provides a straightforward execution model for embedded control tasks, while the 170 MHz operating point supports more demanding control loops and computational workloads. The 128 KB Flash and 32 KB SRAM balance firmware capacity against RAM requirements without moving to a larger memory configuration. Typical applications include digital power controllers, industrial motor-control equipment, sensor-processing systems, industrial automation controllers, and compact embedded instruments. In these systems, the MCU can combine control-loop execution with communications and peripheral handling in a single device, reducing component count and simplifying firmware coordination. PCB implementation should follow the manufacturer pin-description table and package drawing. Place decoupling capacitors close to the supply pins, preserve the exposed land-pattern requirements of the 48-LQFP footprint, and route high-speed or sensitive signals away from switching nodes. Firmware selection, peripheral configuration, clock setup, and pin multiplexing must be checked against the exact device revision and datasheet. This product page consolidates the identified STM32G431CBT3 specifications, package information, sourcing workflow, and engineering guidance. It also distinguishes exact drop-in replacements from alternatives that require firmware, peripheral, or package validation, helping engineers make a defensible design decision before committing a new PCB revision.

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STM32G431CBT6

STM32G431CBT6 - 170MHz Arm Cortex-M4F MCU | STMicroelectronics

The STMicroelectronics STM32G431CBT6 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 features 128 KB of Flash memory and 32 KB of SRAM, making it suitable for a wide range of real-time control and signal processing applications. The device is housed in a 48-pin LQFP package (LQFP-48) and operates over a supply voltage range of 1.71V to 3.6V. 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 SRAM), and programmable input/output peripherals on a single chip. The STM32G431CBT6 belongs to the STM32G4 series, which is optimized for mixed-signal control applications, combining digital signal processing (DSP) capabilities with advanced analog peripherals. This MCU sits within the broader hierarchy of embedded processors, from general-purpose microcontrollers to application-specific system-on-chips (SoCs). Key features of the STM32G431CBT6 include a 170 MHz Arm Cortex-M4F core with DSP instructions and FPU, 128 KB Flash, 32 KB SRAM, and a rich set of peripherals. It integrates a 12-bit ADC with hardware oversampling (up to 16-bit resolution), two 12-bit DACs, operational amplifiers, comparators, and advanced timers. The device also supports multiple communication interfaces including SPI, I2C, USART, and CAN FD, making it versatile for industrial and automotive applications. From a technical architecture perspective, the STM32G431CBT6 leverages the STM32G4 series' advanced analog and control peripherals, such as the high-resolution timer (HRTIM) for precise PWM generation, and the CORDIC hardware accelerator for trigonometric functions. The FPU and DSP instructions enable efficient execution of complex algorithms like motor control and digital power conversion. The device also includes a memory protection unit (MPU) and a cyclic redundancy check (CRC) unit for enhanced reliability. Typical applications include motor control (e.g., field-oriented control of brushless DC motors), digital power supplies (e.g., LLC resonant converters), industrial automation, and consumer electronics. The STM32G431CBT6's combination of high clock speed, analog integration, and communication interfaces makes it ideal for these use cases. When designing with this MCU, ensure proper decoupling of the VDD pins with 100nF capacitors and a bulk capacitor. The VDDA pin must be connected to a clean analog supply to maintain ADC accuracy. Also, consider the thermal performance of the LQFP-48 package; the maximum junction temperature is 125°C, so adequate PCB copper area is recommended for high-power applications. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the ST datasheet, providing a comprehensive resource for engineers evaluating the STM32G431CBT6.

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STM32G431CBU3

STM32G431CBU3 - 170MHz Cortex-M4F MCU | STMicroelectronics

The STMicroelectronics STM32G431CBU3 is a 32-bit ARM Cortex-M4F microcontroller with FPU operating up to 170 MHz, 128 KB of Flash memory, 32 KB of SRAM, and up to 213 DMIPS, housed in a 48-UFQFPN package measuring 7 x 7 mm. It combines a high-performance embedded processing core with compact packaging for control-oriented industrial and embedded systems. A microcontroller is a semiconductor that integrates a CPU core, program memory, data memory, and peripherals such as timers, communication interfaces, and analog-to-digital converters into one device. The STM32G431 belongs to the STM32G4 product family, where the Cortex-M4F core, memory resources, and peripheral mix support real-time embedded control. The FPU adds hardware-assisted floating-point calculation, while the 170 MHz operating rate provides processing headroom for control algorithms and supervisory logic. Verified specifications include a 32-bit ARM Cortex-M4F core, operation up to 170 MHz, 128 KB organized as 128K x 8 of Flash, 32 KB of SRAM, and up to 213 DMIPS. The device is supplied in a 48-pin UFQFPN package with an exposed thermal pad, making it suitable for compact control boards where package area and heat dissipation both matter. The STM32G4 architecture combines real-time processing with a broad selection of embedded peripherals. Its 213 DMIPS figure provides a useful performance indicator for comparing the core with slower Cortex-M devices. Because the MCU includes 128 KB of Flash, firmware must be sized with attention to boot code, application logic, and update data, while the 32 KB SRAM constrains simultaneous buffer allocation. Typical use cases include industrial automation modules, compact motor and actuator controllers, digital power-conversion control, sensor acquisition systems, and connected equipment. The 7 x 7 mm UFQFPN package supports dense boards, but the exposed pad requires careful thermal design and PCB layout to dissipate heat effectively. Designers should use the manufacturer pin definition and datasheet before assigning every package terminal, because the supplied search data does not provide a complete terminal-by-terminal map. Input and output capacitors, grounding, and exposed-pad thermal-via placement should follow the manufacturer reference layout and application guidance. This page consolidates verified distributor specifications, family-level drop-in candidates, pricing availability, pin-data limitations, and practical selection guidance. It distinguishes confirmed parameters from unverified details so engineers can build an accurate design plan before committing to a PCB layout or production order.

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STM32G431CBU6

STM32G431CBU6 - 170MHz Cortex-M4 MCU 128KB Flash | STMicroelectronics

The STMicroelectronics STM32G431CBU6 is a mainstream 170 MHz Arm Cortex-M4F microcontroller with FPU and DSP instructions, 128 KB of Flash and 32 KB of SRAM, housed in a 48-pin UFQFPN (7x7 mm) package. It integrates a math accelerator (CORDIC + FMAC), three fast 12-bit ADCs (up to 5 Msps), four 12-bit DACs, four op-amps and four comparators, making it a rich-analog part designed for digital power conversion and motor control. Mainstream microcontrollers (MCUs) such as the STM32G4 family sit in the 32-bit Cortex-M tier between low-power Cortex-M0/M0+ devices and high-performance Cortex-M7 parts. The G4 sub-family is optimized for mixed-signal real-time control: where M0+ targets simple battery-driven sensing, and M7 targets graphics-rich gateways, the G4 adds high-resolution timers, fast comparators and a math accelerator to drive power-conversion loops with deterministic latency. This positions the G4 in the system hierarchy as: Cortex-M4 MCU -> mainstream MCU -> microcontroller -> embedded IC -> semiconductor. Key features include a 170 MHz core delivering 213 DMIPS, an Adaptive Real-Time (ART) accelerator for zero-wait-state Flash execution, 213 DMIPS performance, 128 KB Flash with ECC, 32 KB SRAM, and 4 KB CCM-SRAM for time-critical routines. Peripherals include USB Type-C Power Delivery 3.0, CAN 2.0B, three I2C, four USART/UART, three SPI, and an FDCAN interface. The integrated CORDIC and FMAC accelerators offload trigonometric and digital-filter math, reducing CPU load in field-oriented motor control loops. The operating voltage range is 1.71 V to 3.6 V and the part is qualified to -40 C to +85 C (grade 6 suffix) or -40 C to +105 C depending on order code. Typical applications include field-oriented control (FOC) of PMSM and BLDC motors, digital switched-mode power supplies (digital SMPS), LED lighting drivers, photovoltaic micro-inverters, wireless chargers, and industrial PLC modules. The combination of fast ADCs, comparators and op-amps enables single-chip current/voltage sensing with hardware over-current protection, eliminating external analog front-ends in many power topologies. When designing with this part, route the analog supply (VDDA) and reference (VREF+) pins through ferrite beads and decouple them with 100 nF plus 1 uF ceramic capacitors placed within 5 mm of the pins. The math accelerator reduces the FOC loop time from ~3 us to ~1 us compared with software-only implementations, freeing CPU bandwidth for housekeeping and communications.

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STM32G431K6U6

STM32G431K6U6 - 170MHz Cortex-M4 MCU | STMicroelectronics

STMicroelectronics STM32G431K6U6 is a 32-bit Arm Cortex-M4 microcontroller with a 170 MHz operating frequency, 32 KB of Flash memory, 32 KB of SRAM, and a 32-pin UFQFPN package measuring 5 x 5 mm. It combines a 32-bit RISC core with floating-point capability and a math accelerator for efficient control-oriented processing. A microcontroller is a programmable semiconductor that integrates a CPU, memory, peripherals, and communication interfaces on one integrated circuit. Within the embedded-device hierarchy, the STM32G431K6U6 is an Arm Cortex-M4 MCU in the STM32G4 family of 32-bit RISC microcontrollers. This category serves industrial control, motor-control, automation, sensing, and connected embedded systems where deterministic real-time performance and a compact package are important. The device operates at 170 MHz and is identified as an Arm Cortex-M4 MCU with math-accelerator capability. Its 32 KB Flash configuration provides 32K x 8 program storage, while 32 KB of SRAM supports working memory, data buffers, and control software. Available connectivity includes CANbus, I2C, SPI, and UART, allowing the MCU to interface with sensors, actuators, transceivers, memories, and human-interface equipment. The STM32G4 architecture combines performance-oriented Cortex-M4 processing with analog and mixed-signal capabilities suited to precision control systems. Math acceleration improves execution of control and signal-processing algorithms, while the 5 x 5 mm UFQFPN package supports compact PCB layouts. Operation from 1.8 V, 2.5 V, and 3.3 V supply levels also permits integration with common industrial and consumer system rails. Typical applications include industrial motor controllers, digital power converters, sensor-hub equipment, building automation controllers, communication modules, and compact embedded instruments. The combination of 170 MHz processing, dedicated digital interfaces, and a small footprint is especially useful when a design must combine real-time control with several low-speed peripheral connections. PCB design should account for the exposed pad and all VDD, VSS, VDDA, and VREF connections specified in the manufacturer pin-description table. Place decoupling capacitors close to their associated supply pins and preserve clean return paths beneath the exposed pad. Review the device's recommended oscillator, reset, and debug connections before releasing the PCB layout. This page combines device specifications, application guidance, comparison parameters, and practical design considerations to help engineers evaluate the STM32G431K6U6 for compact embedded-control designs.

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STM32G431K8T6

STM32G431K8T6 - 170MHz Arm Cortex-M4F MCU | STMicroelectronics

The STM32G431K8T6 is a high-performance 32-bit microcontroller from STMicroelectronics, featuring an Arm Cortex-M4F core with FPU and DSP instructions running 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 a 12-bit ADC with hardware oversampling, a 12-bit DAC, and high-resolution timers, making it ideal for real-time control loops. 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. The STM32G431K8T6 belongs to the STM32G4 family, which is optimized for mixed-signal control applications. In the hierarchy of embedded systems, it sits above simple 8-bit MCUs but below application processors, offering a balance of performance, power efficiency, and peripheral integration. Key features include a 128 KB Flash memory and 32 KB SRAM, a 170 MHz Cortex-M4F core with FPU, and a comprehensive set of communication interfaces (SPI, I2C, USART, FDCAN). The device also features a 12-bit ADC with up to 5 MSPS, a 12-bit DAC, and advanced timers with dead-time generation for motor control. Its operating voltage range is 1.71V to 3.6V, and it is available in a 32-pin LQFP package (LQFP32). The STM32G431K8T6 is built on a high-performance Arm Cortex-M4F core with a single-precision FPU, enabling efficient execution of complex control algorithms. It includes a memory protection unit (MPU) and a nested vectored interrupt controller (NVIC) for deterministic interrupt handling. The device also supports a wide range of clock sources, including an internal 16 MHz RC oscillator and an external crystal, with a PLL for frequency multiplication. Typical applications include field-oriented control (FOC) of brushless DC motors, digital power supplies (buck, boost, and flyback converters), and industrial automation. Its high-resolution timers and fast ADC make it suitable for power conversion topologies requiring precise PWM generation and current sensing. The device also supports functional safety features, making it suitable for safety-critical applications. When designing with this MCU, ensure proper decoupling of the VDD pins with 100 nF capacitors and a bulk capacitor. The VDDA pin must be connected to a clean analog supply to maintain ADC accuracy. For motor control applications, use the high-resolution timer (HRTIM) for PWM generation and the ADC injected channels for synchronized current sampling.

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STM32G431KBT6

STM32G431KBT6 - 170MHz Cortex-M4F MCU, 128KB Flash, 32-LQFP | STMicroelectronics

The STMicroelectronics STM32G431KBT6 is a mainstream 32-bit Arm Cortex-M4F microcontroller with FPU from the STM32G4 series, integrating 128 KB of Flash and 32 KB of SRAM, operating at up to 170 MHz with 213 DMIPS, and housed in a 32-pin LQFP (7x7 mm) package. According to the STMicroelectronics datasheet, the device delivers 4x 12-bit DAC channels (2 buffered 1 MSPS, 2 unbuffered 15 MSPS), high-resolution 16-bit sigma-delta ADCs with hardware oversampling, 4 ultra-fast rail-to-rail analog comparators, and 3 internal op-amps usable in PGA mode, all within the medium analog tier. An MCU (microcontroller unit) is a single-chip computer integrating a processor core, memory, and programmable peripherals. The Cortex-M4F is a Cortex-M4 core with single-precision floating-point unit and DSP extensions, sitting in Arm's mainstream 32-bit MCU hierarchy: Cortex-M0/M0+ (lowest power) -> Cortex-M3 (mainstream) -> Cortex-M4/M4F (DSP + FPU mainstream) -> Cortex-M7 (high performance). STM32G4 series parts extend the Cortex-M4 lineage with CORDIC math accelerator and FMAC filter math accelerator for trigonometric and DSP operations. Key features include 213 DMIPS / 469 CoreMark performance from the ART Accelerator enabling zero-wait-state Flash execution, an internal voltage reference buffer (VREFBUF), multiple timers including HRTIM advanced timer variants, and rich communication peripherals (USB Type-C Power Delivery capable, CAN-FD, I2C, SPI, USART/UART). Supply range is 1.71 V to 3.6 V with operating temperature from -40C to +85C (or +105C for industrial S variants). The architecture pairs an adaptive real-time accelerator with a multi-AHB bus matrix, delivering deterministic interrupt response and parallel DMA access. Math accelerator (CORDIC) handles sin/cos/atan2 in hardware for sensor-less motor control, and FMAC performs FIR/IIR filtering. Five 12-bit DACs, four comparators, and three op-amps form a complete analog front-end on chip. Typical applications include digital power conversion (SMPS, LLC, PFC), motor control (FOC for BLDC/PMSM), LED lighting drivers, solar micro-inverters, USB Type-C PD controllers, and industrial sensor hubs. The combination of math accelerator and high-resolution timer makes G431 particularly suited to digital control loops. When designing with this MCU, ensure VDDA/VREF+ decoupling is per datasheet recommendations (typically 100 nF + 1 uF) and configure BOOT0 correctly. The 32-LQFP (7x7 mm) package is footprint-compatible with STM32G441 and most STM32G0/STM32F4 series 32-pin variants, enabling migration paths. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, providing engineers with a single-source reference for sourcing, selection, and implementation.

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STM32G431KBU3

STM32G431KBU3 - 170MHz Cortex-M4F MCU | STMicroelectronics

The STMicroelectronics STM32G431KBU3 is a 32-bit Arm Cortex-M4F microcontroller operating up to 170 MHz, with 128 KB of Flash memory, 32 KB of SRAM, and a 32-pin 5 x 5 mm UFQFPN package. It combines a floating-point processor core with embedded analog and motor-control resources for compact industrial control systems. A microcontroller is a programmable semiconductor that integrates a processor core, memory, peripherals, and interface blocks on one device. The STM32G431KBU3 belongs to the STM32G4 series, whose Cortex-M4F architecture combines real-time control capability with digital signal processing. Its hierarchy extends from an Arm Cortex-M4F core to a 32-bit embedded microcontroller and then to a general-purpose semiconductor platform. The verified specifications identify a maximum operating frequency of 170 MHz, 128 KB of Flash, 32 KB of SRAM, and performance of up to 213 DMIPS. The integrated floating-point unit accelerates control calculations and digital signal processing. A 32-pin surface-mount package also supports space-constrained products requiring mixed analog, communication, and real-time control functions. The STM32G4 architecture is designed for applications where control responsiveness and peripheral integration matter. Its Cortex-M4F core can execute floating-point instructions without software emulation, while the on-chip SRAM provides working memory for control loops and communication stacks. The 5 x 5 mm UFQFPN package reduces board area but requires careful thermal, pad, and assembly-layout planning. Typical uses include digital power conversion, motor-control modules, industrial sensor controllers, condition-monitoring equipment, compact industrial automation nodes, and embedded measurement instruments. The 170 MHz processing rate is especially useful when combining a fast control loop with communications or diagnostic routines in one device. When designing around the STM32G431KBU3, confirm the exact pin functions, exposed-pad connection, decoupling requirements, clock configuration, and peripheral routing against the manufacturer datasheet. Do not infer pin compatibility from package dimensions alone, especially when comparing different STM32G431 density or temperature-grade variants. This product page consolidates verified manufacturer and distributor information, practical application guidance, package considerations, and same-family drop-in candidates. It also distinguishes documented STM32G431 options from unsupported cross-brand substitutions so procurement and engineering reviews can focus on technically defensible choices.

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STM32G431KBU6

STM32G431KBU6 - 170MHz Cortex-M4F MCU | STMicroelectronics

STMicroelectronics STM32G431KBU6 is a 32-bit Arm Cortex-M4F microcontroller operating at up to 170 MHz, with 128 KB of Flash memory and 32 KB of SRAM in a compact 32-pin UFQFPN package measuring 5 x 5 mm. The Cortex-M4F core combines a 32-bit RISC architecture with floating-point instructions, while the stated performance of 213 DMIPS supports responsive control, signal-processing, and embedded automation workloads. A microcontroller is a programmable system-on-chip that integrates a processor core, nonvolatile program memory, volatile working memory, and peripherals into one compact device. The STM32G4 product family combines an Arm Cortex-M4 processor with mixed-signal and control capabilities suited to industrial equipment, motor-control systems, power conversion, communications, and embedded consumer products. The UFQFPN package also supports surface-mount assembly on space-constrained boards. The verified product information identifies the STM32G431KBU6 as a 32-bit Cortex-M4F device with 170 MHz maximum operating frequency, 128 KB Flash, and 32 KB SRAM. Its 213 DMIPS figure reflects the high-performance positioning of the Cortex-M4 core. The 12-bit conversion feature shown in distributor data further indicates suitability for systems that require embedded analog measurement alongside general-purpose digital control. The 32-pin UFQFPN package is a key implementation constraint. Compared with larger leaded packages, it reduces board area while requiring careful PCB layout, stencil design, and reflow control. The 5 x 5 mm footprint is particularly useful in compact motor controllers, digital power modules, industrial sensing nodes, and communication equipment where connector placement and component density limit the available routing area. Typical applications include digital motor control, power-supply monitoring, industrial sensor nodes, compact instrumentation, and communications-enabled embedded equipment. The combination of 170 MHz processing performance, 128 KB Flash, and 32 KB SRAM allows firmware to combine control loops with protocol handling and data acquisition. Designers should confirm the exact peripheral assignments, electrical limits, pin multiplexing, and clock configuration required by the selected board before release. A critical design consideration is PCB compatibility. The UFQFPN package provides fine-pitch leads and an exposed thermal area, so the land pattern, solder mask, copper thermal pad, and assembly process must follow the manufacturer package drawing. Firmware should also use the STM32G431KB device definition matching the exact ordering code rather than relying on a generic STM32G4 target. This product page consolidates the verified 170 MHz, 128 KB Flash, 32 KB SRAM, package, availability, and purchase information while distinguishing documented facts from unverified electrical details. It also identifies the absence of a substantiated five-part drop-in replacement set in the supplied cross-reference data, avoiding unsupported substitute recommendations.

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STM32G431R6T6

STM32G431R6T6 - 170MHz Cortex-M4 32KB MCU | STMicroelectronics

The STMicroelectronics STM32G431R6T6 is a 32-bit Arm Cortex-M4 microcontroller operating at up to 170 MHz, with 32 KB of embedded Flash memory, in a 64-LQFP package measuring 10 x 10 mm. The STM32G431R6T6 combines a high-performance RISC core with 16-bit and 32-bit arithmetic capabilities and a compact 64-pin footprint for space-constrained embedded control systems. A microcontroller is a programmable semiconductor that integrates a processor core, memory, and peripherals into one device. The STM32G4 family belongs to the broader embedded-processing hierarchy: Arm Cortex-M4 microcontroller, embedded processor, system-on-chip, and semiconductor. This device supports general embedded applications where a compact package, deterministic control capability, and efficient firmware execution are important. The Cortex-M4 core includes floating-point hardware that can accelerate software routines involving real-number arithmetic without requiring a separate coprocessor. At up to 170 MHz, the processor provides a practical balance between computational throughput, power efficiency, and design complexity. Its 32 KB of Flash memory gives embedded firmware a defined nonvolatile storage area, while the integrated SRAM supports working memory, stack operations, and intermediate calculations. The STM32G431R6T6 belongs to the STM32G431x6 family, whose x6 density designation corresponds to the 32 KB Flash configuration identified for this ordering code. This distinction matters when comparing revisions: changing the density suffix can change Flash capacity and SRAM availability without necessarily preserving a direct software migration path. Firmware should therefore be checked against the exact device identifier and memory map before substitution. The 64-LQFP package provides 64 externally accessible pins, allowing the device to be used in conventional leaded PCB layouts while offering more I/O than smaller 32-pin and 48-pin packages. The 10 x 10 mm body size makes the STM32G431R6T6 appropriate for industrial controllers, sensor-interface modules, compact motor and power-control equipment, and communication-oriented embedded products where board area remains constrained. Design work should begin with the manufacturer's pin-description and alternate-function tables. Confirm every assigned pin, supply requirement, clock source, reset connection, and programming interface before layout release. Decoupling, grounding, and exposed signal routing also require careful PCB planning, particularly when analog measurement, communication, or timing-sensitive signals share the package. This page combines the confirmed Cortex-M4 core, 170 MHz operating frequency, 32 KB Flash configuration, and 64-LQFP package information with practical comparison and design guidance. It also distinguishes density variants that use the same mechanical package while requiring firmware and memory-map review before replacement.

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STM32G431RBI6

STM32G431RBI6 - 170MHz 128KB Cortex-M4F MCU | ST

STMicroelectronics STM32G431RBI6 is a 32-bit ARM Cortex-M4F microcontroller with a 170 MHz maximum clock, 128 KB of Flash memory, and 32 KB of SRAM. The device provides up to 213 DMIPS, includes a math accelerator, and is packaged in a 64-UFBGA 5 x 5 mm package. Its combination of processing performance, compact footprint, and mixed-signal capability suits embedded control, sensor acquisition, industrial automation, and compact consumer equipment. A microcontroller is a programmable semiconductor that integrates a processor core, nonvolatile program memory, volatile data memory, peripherals, and communication interfaces on one integrated circuit. In the hierarchy of electronic components, the STM32G431RBI6 is an ARM Cortex-M4F microcontroller, a 32-bit embedded processor within the broader category of microcontrollers and semiconductors. Its floating-point unit supports efficient mathematical operations, while the math accelerator accelerates selected DSP-oriented calculations used in control and signal-processing workloads. The STM32G431RBI6 runs at 170 MHz and delivers up to 213 DMIPS. It provides 128 KB of Flash, organized as 128K x 8, for firmware storage and 32 KB of SRAM for working data. STMicroelectronics describes the device as offering medium analog integration, making it appropriate for designs that combine digital control with analog measurement or output functions. The 64-UFBGA package limits board area while exposing the required interface and power connections through a dense surface-mount footprint. The Cortex-M4F architecture combines a 32-bit ARM processor with single-precision floating-point support. This allows control algorithms, filtering, and signal calculations to execute without emulating every floating-point operation in software. The dedicated math accelerator further improves selected computational tasks, while 32 KB of SRAM supports working buffers and real-time control state. At 170 MHz, the processor provides a substantial performance increase over typical low-speed embedded-control devices while retaining the low-power operating characteristics expected of an Arm Cortex-M microcontroller. Typical uses include industrial sensor controllers, motor-control systems, compact data-acquisition units, building automation equipment, battery-powered instruments, and communications-enabled embedded products. The STM32G431RBI6 is particularly suitable when a design needs more processing capacity and analog integration than a basic 8-bit controller without moving to a high-end application processor. Its 5 x 5 mm package also supports space-constrained board layouts when careful escape routing and assembly process controls are applied. Designers should verify the complete pin configuration, supported voltage range, clock requirements, analog limits, and exposed-pad connection in the STMicroelectronics datasheet before layout release. Because a 64-UFBGA package has closely spaced pads, PCB trace widths, solder mask clearances, via strategy, and reflow-profile selection must be reviewed against the manufacturer’s board and package guidance. The exposed thermal and ground structure should be implemented according to the recommended land pattern rather than treated as an optional connection.

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STM32G431RBT3

STM32G431RBT3 - 170MHz Cortex-M4 MCU, 128KB Flash | STMicroelectronics

STMicroelectronics STM32G431RBT3 is a 32-bit Arm Cortex-M4 microcontroller optimized for motor-control and industrial applications, operating at up to 170 MHz with 128 KB of internal Flash memory, 32 KB of SRAM, and math-accelerator hardware in a 64-pin LQFP 10 x 10 mm package. The device combines a high-performance 170 MHz Cortex-M4 core with a 12-bit analog-to-digital converter and a 170 MHz Arm Cortex-M4 core optimized for digital control loops. An Arm Cortex-M4 microcontroller is a 32-bit reduced-instruction-set-computing core designed for embedded control, combining deterministic interrupt handling, single-precision floating-point capability, and a broad peripheral ecosystem. Within the product hierarchy, the STM32G4 series sits between general-purpose STM32 microcontrollers and dedicated motor-control devices, adding fast analog conversion, timers with advanced capture features, and hardware suited to power-conversion control loops. The STM32G431RBT3 provides 128 KB of Flash for firmware storage and 32 KB of SRAM for working memory and data acquisition. Its maximum operating frequency is 170 MHz, while the specified operating-temperature range is -40 C to 125 C. The 64-LQFP 10 x 10 mm package supports compact industrial control boards and exposes the device's communication, timer, analog, and debug resources through a conventional leaded footprint. The STM32G4 architecture is particularly suited to applications where control-loop computation must coexist with accurate analog measurement. The 12-bit ADC resources support current, voltage, and temperature feedback, while dedicated timer and math-accelerator features reduce the processing burden of digital power and motor-control algorithms. The 170 MHz Cortex-M4 core provides headroom for communications stacks, supervisory logic, and real-time control software. Typical implementations include electric-motor controllers, digital power converters, industrial sensor-conditioning systems, and compact automation controllers. In these systems, the MCU can execute current-control and voltage-control loops while simultaneously managing external communications and safety monitoring. The LQFP package is particularly useful for prototypes, test fixtures, and industrial equipment where inspection and rework are easier than with fine-pitch packages. When designing around the STM32G431RBT3, verify every analog input range, timer output, and alternate-function assignment against the pin-description tables in the manufacturer datasheet. Decoupling requirements, clock configuration, and exposed-pin assignments must follow the device reference manual and hardware-design guidance. Use the exact STM32G431RB device documentation when defining the board footprint and firmware package. This page combines manufacturer device information, distributor availability records, package and memory details, drop-in family variants, comparison parameters, and practical design guidance. It is intended to help engineers qualify the STM32G431RBT3 for embedded industrial and motor-control designs before starting a new PCB layout or firmware port.

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STM32G431RBT6

STM32G431RBT6 - 170MHz Cortex-M4 MCU 128KB Flash | ST

The STMicroelectronics STM32G431RBT6 is a 32-bit mainstream microcontroller based on the Arm Cortex-M4 core with FPU and DSP instructions, running at 170 MHz and delivering 213 DMIPS, with 128 KB of Flash memory and 32 KB of SRAM in a 64-pin LQFP (10x10 mm) package. A microcontroller (MCU) is a single-chip embedded computer that integrates a processor core, memory, and peripherals such as timers, communication interfaces, and analog blocks. Within the power management and control hierarchy of an embedded system, the MCU sits at the top of the control chain, executing firmware that orchestrates sensors, actuators, and power stages. The STM32G4 Series is STMicroelectronics' mainstream general-purpose family optimized for mixed-signal and digital power applications, sitting above the entry-level STM32G0 Series and beside the higher-integration STM32G4 x4/x7 derivatives. Key features of the STM32G431RBT6 include the 170 MHz Cortex-M4F with hardware floating-point unit and a math accelerator for control-loop acceleration, 128 KB of embedded Flash with ECC option, and a rich analog subsystem. The device integrates fast 12-bit ADCs, comparators, operational amplifiers, and a high-resolution timer, enabling direct digital control of power converters without external analog front-ends. From an architecture standpoint, the Cortex-M4 RISC core executes Thumb-2 code with single-cycle MAC and hardware divide. ART Accelerator prefetch keeps the 170 MHz core fed from Flash. Peripheral set includes USART, SPI, I2C, CAN, and multiple advanced-control timers suitable for PWM generation in three-phase motor drives and switch-mode power supplies. Typical applications include FOC brushless motor control, digital SMPS and PFC stages, industrial sensing and signal conditioning, and battery-powered instrumentation. The integrated op-amps and comparators reduce BOM cost in current-sensing chains. A key design consideration is supply decoupling and VDDA/VSSA separation: keep analog and digital ground planes joined at a single point to preserve the accuracy of the 12-bit ADC under fast PWM switching. This page synthesizes verified distributor data, drop-in alternatives, and practical design guidance not found in the manufacturer datasheet alone.

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STM32G431VBT6

STM32G431VBT6 - 170MHz Cortex-M4F 128KB MCU | STMicroelectronics

STMicroelectronics STM32G431VBT6 is a 32-bit Arm Cortex-M4F microcontroller with a 170 MHz maximum clock, 128 KB of Flash memory, 32 KB of SRAM, and 100-LQFP packaging in a 14 mm by 14 mm body. The device combines 213 DMIPS-class processing performance with a mixed-signal peripheral set that includes 12-bit ADCs, four DAC channels, four comparators, and three operational amplifiers. These characteristics position the STM32G431VBT6 as a compact embedded controller for industrial, motor-control, analog, and sensor-oriented systems. An Arm Cortex-M4F microcontroller is a 32-bit embedded processor based on the Arm Cortex-M4 architecture and includes a floating-point unit. Within the embedded-computing hierarchy, it provides substantially more arithmetic capability than a basic 8-bit or 16-bit microcontroller while retaining a deterministic real-time-control architecture. The STM32G4 family combines that processing core with analog conversion, comparison, amplification, and communications peripherals for compact control platforms. Key device attributes include a 170 MHz operating frequency, 213 DMIPS as stated in the manufacturer data, 128 KB of Flash, 32 KB of SRAM, and an Arm Cortex-M4F core. The analog subsystem provides an ADC resolution of up to 16 bits with hardware oversampling and a 0 V to 3.6 V conversion range. Four DAC channels are divided between two buffered external channels operating at 1 MSPS and two unbuffered internal channels operating at 15 MSPS. The mixed-signal architecture allows a design to acquire sensor inputs, compare thresholds, perform control-loop calculations, and generate analog outputs without relying on separate devices for every function. Four ultra-fast rail-to-rail analog comparators support fast threshold and protection tasks, while three operational amplifiers can be configured in PGA mode with terminals accessible to the application. The internal VREFBUF provides a buffered voltage-reference function for analog circuitry. Typical uses include digital power conversion, motor-control systems, industrial acquisition modules, programmable signal sources, and compact embedded instruments. The ADC, DAC, comparators, and op-amps are particularly useful when a control board must combine digital computation with precision analog front-end functions. The 100-LQFP package also provides a generous pin count for external memory, communication interfaces, sensors, and actuator connections. Designers should confirm every peripheral instance, alternate-function mapping, power pin, and board-level connectivity against the manufacturer pinout and reference manual. The STM32G431VBT6 combines substantial analog capability in one package, but correct decoupling, analog grounding, input-range planning, and firmware initialization remain essential for predictable performance.

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STM32G441CBT6

STM32G441CBT6 - 170MHz ARM Cortex-M4 MCU | STMicroelectronics

The STMicroelectronics STM32G441CBT6 is a high-performance 32-bit microcontroller based on the ARM Cortex-M4 core with FPU, operating at up to 170 MHz. It features 128 KB of flash memory and 32 KB of SRAM, making it suitable for a wide range of embedded applications requiring efficient processing and rich connectivity. 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 on a single chip. The STM32G441CBT6 belongs to the STM32G4 series, which is optimized for mixed-signal applications such as motor control, digital power conversion, and industrial automation. As a member of the STM32 family, it offers a balance of performance, power efficiency, and peripheral integration. Key features of the STM32G441CBT6 include a 170 MHz ARM Cortex-M4 core with FPU, 128 KB flash, 32 KB SRAM, and a rich set of peripherals including multiple 12-bit ADCs, DACs, comparators, op-amps, and advanced timers. It also supports various communication interfaces such as SPI, I2C, USART, and CAN FD, enabling flexible system integration. The device operates from 1.71V to 3.6V supply and is available in a 48-pin LQFP package. The STM32G441CBT6 leverages ST's advanced 90nm process technology, providing high performance with low power consumption. The Cortex-M4 core with FPU accelerates mathematical computations, making it ideal for real-time control loops and signal processing. The device includes a memory protection unit (MPU) and a nested vectored interrupt controller (NVIC) for robust and deterministic interrupt handling. Typical applications include motor control for industrial drives, digital power supplies, battery management systems, and advanced sensing applications. Its high-speed ADC and timer synchronization capabilities make it particularly well-suited for power conversion topologies like LLC resonant converters and PFC stages. The device also supports firmware updates via its bootloader and SWD interface. When designing with the STM32G441CBT6, ensure proper decoupling of the power supply pins with 100nF capacitors placed close to each VDD pin. The VDDA pin should be connected to a clean analog supply, and the VREF+ pin should be bypassed with a 1uF capacitor for accurate ADC conversions. Careful PCB layout is essential to minimize noise and ensure reliable operation at 170 MHz.

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STM32G441CBU6

STM32G441CBU6 - 170MHz Cortex-M4 MCU | STMicroelectronics

The STMicroelectronics STM32G441CBU6 is a 32-bit ARM Cortex-M4F microcontroller with a maximum operating frequency of 170 MHz, 128 KB of Flash memory, 32 KB of SRAM, and a 48-pin UFQFPN package measuring 7 x 7 mm. It belongs to the STM32G4 series of high-performance embedded microcontrollers designed for demanding control, sensing, communications, and motor-control applications. An MCU is a programmable system-on-chip that integrates a processor core, memory, peripherals, and communication interfaces into one compact device. The STM32G4 family combines Cortex-M4F instruction-set support with fast analog peripherals and extensive connectivity, allowing engineers to consolidate control logic that might otherwise require several discrete components. The STM32G441CBU6 is suited to products that require deterministic real-time behavior, substantial processing capability, and a compact surface-mount footprint. The device provides 128 KB of Flash for firmware and 32 KB of SRAM for working memory. Its Cortex-M4F core operates up to 170 MHz, making it appropriate for control loops, digital power conversion, industrial automation, communications gateways, and embedded sensor systems. The 48-pin UFQFPN package also supports compact PCB layouts while providing the peripheral connections needed for external sensors, actuators, communications transceivers, and power-management circuitry. Compared with simpler Cortex-M0 or Cortex-M3 devices, the STM32G441CBU6 provides a stronger balance of processing speed, memory, and integrated mixed-signal resources. The product family is identified by STMicroelectronics as an ARM Cortex-M4 MCU with FPU capability and 170 MHz performance. The exact peripheral mix, pin assignments, electrical limits, and timing characteristics should be checked against the manufacturer datasheet before final circuit design. Typical uses include digital motor control, industrial sensor hubs, power-conversion controllers, building automation modules, communications equipment, and compact embedded control platforms. The 128 KB Flash capacity is useful for moderate application code, protocol stacks, and boot logic, while the 32 KB SRAM can support control algorithms and buffering requirements. A critical design consideration is matching the PCB footprint and pinout of the 48-pin UFQFPN package. Place decoupling capacitors close to the device power pins, follow the recommended layout guidance in the manufacturer datasheet, and verify operating voltage, clock, reset, and peripheral constraints during schematic review. Use the pin-description table and package drawing in the manufacturer documentation when assigning tracks and checking exposed-pad connections. This product summary combines the verified STM32G441CBU6 identity, core, memory, frequency, package, and sourcing information with practical guidance for evaluating the MCU in embedded control designs.

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STM32G441KBT6

STM32G441KBT6 - 170MHz Cortex-M4 MCU | STMicroelectronics

STMicroelectronics STM32G441KBT6 is a 32-bit Arm Cortex-M4 microcontroller with a 170 MHz operating frequency, 128 KB of Flash memory, 32 KB of SRAM, and an FPU in a 32-pin LQFP 7 x 7 mm package. It combines a math accelerator, fast analog peripherals, and extensive connectivity in a compact embedded-control device. A microcontroller is a programmable system-on-chip that integrates a processor core, memory, peripherals, and communication interfaces on one semiconductor die. Within the embedded hierarchy, the STM32G441KBT6 is an Arm Cortex-M4 MCU, a 32-bit RISC controller within the STM32G4 family. It executes firmware, samples analog signals, controls actuators, and manages industrial, IoT, automation, motor-control, metering, and low-power board designs. The principal device characteristics include 170 MHz execution, 213 DMIPS of compute performance, 128 KB of Flash, and 32 KB of SRAM. Its Cortex-M4F processor includes a floating-point unit and hardware math accelerator for control calculations. STMicroelectronics describes the device as a mainstream Arm Cortex-M4 MCU with medium analog integration, making it suitable for mixed-signal systems that require more control performance and analog capability than a general-purpose entry microcontroller. The 32-pin LQFP package provides a practical route for prototyping and production assemblies that use leaded PCB land patterns. Its 7 x 7 mm body supports compact placement while leaving comparatively generous space between leads for assembly inspection and rework. The product family targets applications requiring deterministic embedded control, efficient peripheral integration, and a familiar STM32G4 software ecosystem. Typical uses include industrial motor controllers, sensor and metering nodes, compact power converters, connected automation equipment, and low-power IoT devices. In these systems, the MCU can execute a control loop, process ADC readings, operate timers and communication peripherals, and supervise safety-critical state without requiring a separate processor. Designers should confirm pin multiplexing, peripheral assignments, clock-tree requirements, analog reference routing, and firmware support in the STM32G441KB product documentation before finalizing a board. Proper decoupling, exposed-ground-plane layout, and signal-integrity practices are especially important when analog and high-speed digital functions operate in the same design. This page combines manufacturer product information with practical selection guidance, comparison criteria, application-fit analysis, and design notes. It is intended to help engineers identify the correct MCU while recognizing that firmware, peripherals, qualification, and lifecycle decisions require validation against current STMicroelectronics documentation.

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STM32G441KBU6

STM32G441KBU6 - 170MHz Cortex-M4 MCU, 128KB Flash | STMicroelectronics

The STMicroelectronics STM32G441KBU6 is a 32-bit Arm Cortex-M4 microcontroller with an FPU, operating up to 170 MHz and delivering 213 DMIPS. It integrates 128 KB of Flash memory, 32 KB of SRAM, an ART Accelerator, DSP instructions, an MPU, a math accelerator, and AES hardware encryption in a 32-pin UFQFPN package measuring 5 x 5 mm. The combination supports compact embedded-control, sensing, communications, and motor-control designs requiring efficient 32-bit processing without an external memory interface. A microcontroller is a programmable integrated circuit that combines a processor core, memory, peripherals, and I/O in one device. The STM32G4 family is positioned within the broader hierarchy of embedded processors, where Arm Cortex-M4 cores combine efficient interrupt handling, deterministic peripheral access, and broad ecosystem support. The Cortex-M4 architecture adds a single-precision floating-point unit, while the STM32 implementation adds the ART Accelerator for zero-wait-state execution from Flash and dedicated hardware for math and cryptographic operations. Key features include 170 MHz maximum clock operation, 213 DMIPS performance, 128 KB of Flash, and 32 KB of SRAM. The DSP instruction set supports efficient fixed- and floating-point signal-processing workloads, and the math accelerator accelerates suitable matrix and vector operations. AES hardware encryption reduces software processing load for applications that protect stored or transmitted data. The memory organization also supports firmware and working data within one compact package, making the MCU suitable for space-constrained products. The STM32G441KBU6 is positioned for industrial motor control, digital power conversion, robotics, communications equipment, and precision analog measurement. Its 170 MHz Cortex-M4 core can shorten control-loop execution time, while DSP instructions and the math accelerator improve signal-processing throughput. The 5 x 5 mm UFQFPN footprint supports compact assemblies but requires careful PCB layout, exposed-pad thermal management, and short analog and high-speed signal routing. Design the PCB with a continuous ground plane, place decoupling capacitors beside every supply pin, and route sensitive analog inputs away from switching nodes and high-current outputs. Verify the complete pin assignment and exposed-pad connection in the manufacturer pinout table before layout because individual peripheral functions depend on package pin multiplexing. Firmware should also account for clock-tree configuration, memory sizing, peripheral initialization order, and appropriate fault handling. This page organizes the key specifications, design constraints, use cases, and supported replacement information for engineers evaluating the STM32G441KBU6. It emphasizes practical selection guidance and PCB implementation considerations in addition to the core memory and processing specifications.

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STM32G441RBT6

STM32G441RBT6 - 170MHz Cortex-M4F 128KB MCU | STMicroelectronics

The STMicroelectronics STM32G441RBT6 is a 32-bit ARM Cortex-M4F microcontroller with a maximum clock frequency of 170 MHz, 128 KB of internal Flash memory, and a 64-lead LQFP package measuring 10 mm by 10 mm. It belongs to the STM32G4 series of high-performance embedded microcontrollers and combines a floating-point processor core with hardware acceleration for math-intensive control applications. A microcontroller is a programmable semiconductor containing a processor core, memory, and peripheral interfaces on one integrated circuit. Within the STM32 family hierarchy, STM32G4 devices combine real-time control performance with advanced analog, timer, communication, and security capabilities. They are used where deterministic control, efficient embedded processing, and compact integration are more important than using a separate processor and discrete analog components. The STM32G441RBT6 provides 128 KB of Flash for firmware and 32-bit architecture for efficient code execution. Its Cortex-M4F core supports floating-point instructions, while the manufacturer positions this device for digital power conversion, motor control, and industrial applications. The 64-LQFP package exposes enough I/O for mixed-signal control designs and is mounted using standard surface-mount assembly methods. This device is suited to control loops that benefit from faster computation and dedicated timer resources. Hardware math acceleration can reduce the processing burden associated with control algorithms, while the STM32G4 platform supports connected industrial equipment, energy conversion, and embedded automation. The operating voltage shown in the product listing is 3.3 V, making the part appropriate for systems designed around a 3.3 V embedded power rail. Typical uses include digital motor controllers, power-converter control boards, industrial sensor nodes, and compact instrumentation. Its 170 MHz Cortex-M4F performance is useful when the control loop must combine sampling, signal processing, communications, and protection functions. For designs requiring a very small footprint, the 10 mm by 10 mm LQFP offers a practical balance between pin access and routability. PCB design should preserve clean analog and digital return paths, place decoupling capacitors close to the supply pins, and route sensitive inputs away from switching nodes. Firmware validation should include the device-specific startup sequence, clock configuration, peripheral initialization, and boundary-condition testing for the selected operating range. The LQFP footprint also simplifies rework compared with fine-pitch packages, although its leads increase board-edge space requirements. This product page combines the verified STM32G441RBT6 configuration, same-family drop-in alternatives, application guidance, and design checks to support component selection, PCB planning, firmware preparation, and sourcing decisions.

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STM32G473CBT6

STM32G473CBT6 - 170MHz ARM Cortex-M4F MCU with FPU | STMicroelectronics

The STMicroelectronics STM32G473CBT6 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 128 KB of Flash memory and 32 KB of SRAM, along with a rich set of analog peripherals including multiple 12-bit ADCs, DACs, comparators, and operational amplifiers. 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 SRAM), and programmable input/output peripherals on a single chip. Microcontrollers are the brain of countless electronic devices, from automotive engine control units to home appliances and IoT sensors. In the system hierarchy, a microcontroller sits above simple logic ICs but below application processors, offering a balance of performance, power efficiency, and real-time control capabilities. Key features of the STM32G473CBT6 include a 170 MHz ARM Cortex-M4F core with DSP instructions and FPU, 128 KB Flash, 32 KB SRAM, and a comprehensive set of communication interfaces: 3x I2C, 4x USART, 3x SPI, 2x FDCAN, 1x USB 2.0 FS, and 1x SAI. It also integrates advanced analog peripherals: 5x 12-bit ADCs with hardware oversampling, 4x 12-bit DACs, 6x operational amplifiers, 7x comparators, and a 16-bit timer with multiple PWM channels. The device supports a supply voltage range of 1.71V to 3.6V and operates over a temperature range of -40°C to +85°C. The STM32G473CBT6 is built on a high-performance architecture with a nested vectored interrupt controller (NVIC), a memory protection unit (MPU), and a single-cycle multiply-and-accumulate (MAC) unit. It includes a true random number generator (TRNG), a cyclic redundancy check (CRC) unit, and a 128-bit unique device identifier. The device also features a flexible power management with multiple low-power modes (Sleep, Stop, Standby) and a battery backup domain for RTC and 32x32-bit backup registers. Typical applications include field-oriented control (FOC) of brushless DC (BLDC) motors, digital power supplies (buck, boost, flyback), solar inverters, and industrial automation. The high-resolution timers (HRTIM) with 184 ps resolution make it ideal for power conversion topologies requiring precise PWM generation. The multiple ADCs with simultaneous sampling enable accurate current and voltage sensing in motor control loops. When designing with this device, pay attention to the decoupling of the VDDA and VREF+ pins to achieve the specified ADC accuracy. Use the internal voltage regulator with external capacitors as recommended in the datasheet. For motor control applications, ensure proper grounding and use the dedicated PWM outputs with complementary signals and dead-time insertion.

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Productos (39.000+)

STM32G0C1RET6 - 64MHz Cortex-M0+ 512KB MCU | STMicroelectronics

STM32G431C6T6 - 170MHz Cortex-M4 MCU | STMicroelectronics

STM32G431C8T6 - 170MHz Cortex-M4F 64KB MCU | STMicroelectronics

STM32G431C8U3 - 170MHz 64KB Cortex-M4 MCU | STMicroelectronics

STM32G431CBT3 - 170MHz Cortex-M4 MCU | STMicroelectronics

STM32G431CBT6 - 170MHz Arm Cortex-M4F MCU | STMicroelectronics

STM32G431CBU3 - 170MHz Cortex-M4F MCU | STMicroelectronics

STM32G431CBU6 - 170MHz Cortex-M4 MCU 128KB Flash | STMicroelectronics

STM32G431K6U6 - 170MHz Cortex-M4 MCU | STMicroelectronics

STM32G431K8T6 - 170MHz Arm Cortex-M4F MCU | STMicroelectronics

STM32G431KBT6 - 170MHz Cortex-M4F MCU, 128KB Flash, 32-LQFP | STMicroelectronics

STM32G431KBU3 - 170MHz Cortex-M4F MCU | STMicroelectronics

STM32G431KBU6 - 170MHz Cortex-M4F MCU | STMicroelectronics

STM32G431R6T6 - 170MHz Cortex-M4 32KB MCU | STMicroelectronics

STM32G431RBI6 - 170MHz 128KB Cortex-M4F MCU | ST

STM32G431RBT3 - 170MHz Cortex-M4 MCU, 128KB Flash | STMicroelectronics

STM32G431RBT6 - 170MHz Cortex-M4 MCU 128KB Flash | ST

STM32G431VBT6 - 170MHz Cortex-M4F 128KB MCU | STMicroelectronics

STM32G441CBT6 - 170MHz ARM Cortex-M4 MCU | STMicroelectronics

STM32G441CBU6 - 170MHz Cortex-M4 MCU | STMicroelectronics

STM32G441KBT6 - 170MHz Cortex-M4 MCU | STMicroelectronics

STM32G441KBU6 - 170MHz Cortex-M4 MCU, 128KB Flash | STMicroelectronics

STM32G441RBT6 - 170MHz Cortex-M4F 128KB MCU | STMicroelectronics

STM32G473CBT6 - 170MHz ARM Cortex-M4F MCU with FPU | STMicroelectronics