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STM32G070KBT6 - 64MHz Cortex-M0+ MCU, 128KB Flash | STMicroelectronics
STM32G070KBT6

STM32G070KBT6 - 64MHz Cortex-M0+ MCU, 128KB Flash | STMicroelectronics

The STMicroelectronics STM32G070KBT6 is an Arm Cortex-M0+ 32-bit RISC microcontroller operating at up to 64 MHz, with 128 KB of Flash memory, 36 KB of SRAM, and a 32-LQFP 7 x 7 mm package. It belongs to the STM32G0 mainstream value line and is designed for embedded control applications requiring efficient processing, analog and digital peripherals, and flexible communications. An STM32G0-series microcontroller combines a low-power Arm Cortex-M0+ CPU core with embedded Flash and SRAM, peripheral interfaces, and power-management functions on one integrated device. This device family is used to consolidate control logic, communication, sensing, and timing tasks into compact embedded systems. The STM32G070KBT6 specifically provides 128 KB Flash, 36 KB RAM, four USART interfaces, timers, an ADC, and communication interfaces according to the verified distributor data. The key verified specifications are a maximum 64 MHz operating frequency, 128 KB Flash organized as 128K x 8, 36 KB SRAM, and a 2.0 V to 3.6 V operating-supply range. Its 32-LQFP package supports surface-mount assembly and provides a conventional leaded footprint for prototype and production boards. The exact peripheral details, pin names, electrical limits, and package dimensions must be confirmed against the manufacturer datasheet before hardware release. The Cortex-M0+ architecture provides a compact instruction set and efficient event-driven control for embedded products. Four USARTs support asynchronous serial communication, while timers and the ADC support timing, measurement, and control functions. These resources make the MCU suitable for industrial controllers, sensor nodes, communication equipment, and compact embedded products where a small package and broad peripheral integration reduce component count. Typical applications include low-cost industrial control boards, UART-based sensor gateways, simple motor or actuator controllers, instrument front ends, and connected embedded nodes. Because the verified data does not provide the complete pin-level electrical table, designs should use the official STMicroelectronics STM32G070KB product page and datasheet to confirm pin multiplexing, clock configuration, decoupling, programming, and peripheral limits. A key design consideration is to preserve the MCU’s 2.0 V to 3.6 V supply range and verify every external signal against the selected package pins. This page synthesizes verified distributor specifications, sourcing information, and engineering-selection guidance; unavailable electrical details are marked for datasheet confirmation rather than estimated.

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STM32G070RBT6 - 128KB Flash ARM Cortex-M0+ MCU | STMicroelectronics
STM32G070RBT6

STM32G070RBT6 - 128KB Flash ARM Cortex-M0+ MCU | STMicroelectronics

The STM32G070RBT6 is a 32-bit ARM Cortex-M0+ based microcontroller from STMicroelectronics, featuring 128KB of Flash memory and 36KB of SRAM in a 64-pin LQFP package. It operates at a maximum frequency of 64 MHz and supports a supply voltage range of 2.0V to 3.6V. Data verified as of 2026-08-05. 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 STM32G070RBT6 belongs to the STM32G0 series, which is part of the broader STM32 family of 32-bit ARM Cortex-M microcontrollers. This hierarchy places it within the embedded processing domain, where it serves as the central control unit for a wide range of applications. Key features include a 12-bit ADC with up to 19 channels, multiple timers (including advanced-control timers), and a rich set of communication interfaces such as I2C, SPI, USART, and CAN. The device also integrates a DMA controller, a real-time clock (RTC), and a variety of low-power modes, making it suitable for power-sensitive applications. The LQFP64 package provides a compact footprint with 51 GPIOs, enabling flexible system design. The STM32G070RBT6 is built on a high-performance ARM Cortex-M0+ core with a single-cycle multiplier and a nested vectored interrupt controller (NVIC). It includes a memory protection unit (MPU) for enhanced security and reliability. The device supports a wide operating temperature range of -40°C to +85°C, making it suitable for industrial environments. Its low-power design includes sleep, stop, and standby modes, with typical current consumption in the microampere range. Typical applications include industrial control systems, home automation, consumer electronics, and IoT devices. The rich peripheral set and low power consumption make it ideal for sensor hubs, motor control, and communication gateways. The CAN interface is particularly useful for automotive and industrial networking applications. When designing with this MCU, ensure proper decoupling of the power supply pins and consider the use of an external crystal for accurate timing. The device supports in-circuit programming and debugging via SWD, facilitating development and production programming. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the STMicroelectronics datasheet, providing a comprehensive resource for engineers evaluating the STM32G070RBT6.

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STM32G071C8T6 - 64MHz Cortex-M0+ MCU, 64KB Flash | STMicroelectronics
STM32G071C8T6

STM32G071C8T6 - 64MHz Cortex-M0+ MCU, 64KB Flash | STMicroelectronics

The STM32G071C8T6 is a mainstream Arm Cortex-M0+ 32-bit RISC microcontroller from STMicroelectronics, operating at up to 64 MHz. It features 64 Kbytes of Flash memory and 36 Kbytes of RAM, packaged in a 48-pin LQFP (7x7 mm) with a tray delivery option. This MCU is designed for a wide range of embedded applications requiring efficient processing, rich analog peripherals, and robust communication interfaces. 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. The STM32G0 series sits within the broader STM32 family, which is a leading 32-bit ARM Cortex-M microcontroller platform. As a Cortex-M0+ device, it offers a balance of low power consumption, cost-effectiveness, and sufficient performance for many control and sensing applications, making it a popular choice in industrial, consumer, and IoT designs. Key features of the STM32G071C8T6 include a 64 MHz Arm Cortex-M0+ core, 64 KB Flash, 36 KB SRAM, and a rich set of peripherals: multiple USARTs, I2C, SPI, a 12-bit ADC with hardware oversampling, a 12-bit DAC, comparators, op-amps, and a touch sensing controller. It also integrates a high-resolution timer, general-purpose timers, and a low-power RTC. The device supports a supply voltage range of 2.0V to 3.6V, with an operating temperature range of -40°C to +85°C, making it suitable for industrial environments. Technically, the STM32G071C8T6 is built on a high-performance Arm Cortex-M0+ core with a single-cycle multiplier and a nested vectored interrupt controller (NVIC). It includes a memory protection unit (MPU) for enhanced safety, and a DMA controller for efficient data transfer. The MCU also features a 12-bit ADC with up to 16 external channels, a 12-bit DAC, and two operational amplifiers, enabling analog signal conditioning without external components. The device supports various low-power modes, including Sleep, Stop, and Standby, with a typical power consumption in Stop mode of around 2.5 µA, which is critical for battery-powered applications. Typical applications include industrial control systems, home automation, sensor hubs, motor control, and portable medical devices. The rich analog peripherals and multiple communication interfaces make it ideal for building compact, cost-effective embedded systems. For example, in a smart sensor node, the STM32G071C8T6 can read analog sensors via its ADC, process data with its Cortex-M0+ core, and transmit results over UART or I2C to a gateway. When designing with this MCU, ensure proper decoupling of the VDD pins with 100 nF capacitors placed close to the device, and a bulk capacitor (e.g., 4.7 µF) on the main supply. For ADC accuracy, a clean analog supply (VDDA) and a stable reference voltage (VREF+) are essential. The device supports in-application programming (IAP) via its bootloader, allowing firmware updates over UART or USB, which is valuable for field maintenance.

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STM32G071CBT6 - 64MHz Cortex-M0+ 128KB MCU | STMicroelectronics
STM32G071CBT6

STM32G071CBT6 - 64MHz Cortex-M0+ 128KB MCU | STMicroelectronics

The STMicroelectronics STM32G071CBT6 is an Arm Cortex-M0+ 32-bit microcontroller operating at up to 64 MHz, with 128 KB of Flash memory and a 48-LQFP 7x7 mm package. Its combination of a compact footprint, mainstream embedded-control resources, and the STM32G0 product family makes it suitable for compact industrial controllers, sensing nodes, and communication equipment. A microcontroller is a programmable semiconductor that integrates a processor core, memory, and peripherals into one device used to read sensors, control outputs, execute embedded software, and manage system communications. The STM32G0 family belongs to the STM32 family and uses the Arm Cortex-M0+ processor architecture, a low-complexity 32-bit core designed for resource-constrained embedded systems. Verified product information identifies the STM32G071CBT6 as a 32-bit, 64 MHz device with 128 KB Flash organized as 128K x 8. The supplied data does not specify RAM size, voltage range, peripheral inventory, pin assignments, temperature range, or package dimensions beyond the stated 48-LQFP 7x7 mm format; those values must be confirmed in the manufacturer documentation before design release. The STM32G071CBT6 is positioned as a mainstream microcontroller for embedded control rather than a high-performance application processor. Its 64 MHz Cortex-M0+ core provides a defined timing basis for motor, control, sensor-processing, and communication-oriented firmware. Because the supplied source does not provide detailed peripheral specifications, engineers should verify ADC, timer, UART, SPI, I2C, USB, and GPIO resources directly against the official STM32G071x8/xB documentation. Typical design uses include small industrial automation modules, digital sensor controllers, building and access-control peripherals, low-speed communication gateways, and compact consumer equipment. The 48-LQFP package exposes more pins than a small QFN package and can simplify assembly where leaded soldering or inspection is preferred. A key engineering consideration is firmware and peripheral migration. Before replacing an existing STM32 design, verify startup files, memory organization, pin multiplexing, clock settings, peripheral instances, and package-specific land patterns. The part number and package must be treated as exact BOM identifiers, not inferred from a similar STM32G0 device. This product page combines the verified manufacturer identity, distributor listing, package information, source links, and practical design guidance. It does not invent missing electrical, pinout, pricing, or compliance values; those fields remain explicitly marked when the supplied evidence is incomplete.

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STM32G071CBU6 - 64MHz 128KB Cortex-M0+ MCU | STMicroelectronics
STM32G071CBU6

STM32G071CBU6 - 64MHz 128KB Cortex-M0+ MCU | STMicroelectronics

STMicroelectronics STM32G071CBU6 is a 32-bit Arm Cortex-M0+ microcontroller operating up to 64 MHz, with 128 KB of Flash memory and 36 KB of RAM, in a 48-pin UFQFPN package measuring 7 x 7 mm. The device belongs to the STM32G0 mainstream microcontroller family and combines a compact embedded-control footprint with integrated analog, communications, timing, and debug resources. A microcontroller is a programmable semiconductor that integrates a processor core, memory, and peripherals into one device. In the product hierarchy, the STM32G071CBU6 is a microcontroller, or MCU, built around the Arm Cortex-M0+ CPU core within the STM32G0 embedded-processing family. Its compact package and broad peripheral set make it suitable for small control boards, consumer accessories, and industrial equipment where space, cost, and deterministic real-time performance matter. Key features include a maximum 64 MHz operating frequency, 128 KB of Flash for firmware, and 36 KB of SRAM for working data. The verified distributor listing identifies four USART peripherals and the family documentation confirms 64 MHz operation. The part also integrates an ADC, DAC, timers, and communication interfaces, enabling a compact design without requiring separate external converters or interface devices. Its Cortex-M0+ architecture provides a straightforward 32-bit instruction set and efficient real-time control. The STM32G0 family is intended for mainstream embedded applications, where engineers value low system complexity alongside useful analog conversion and serial communications. At 64 MHz, the processor can execute control loops and manage multiple peripherals while retaining deterministic timing for motor, sensing, and communications tasks. Typical uses include compact motor-control modules, digital sensor controllers, connected home accessories, USB Type-C peripheral equipment, and general-purpose industrial control nodes. The 48-UFQFPN 7 x 7 mm package helps reduce PCB area, although its fine pitch requires careful assembly, land-pattern verification, and thermal-via planning. When designing around the STM32G071CBU6, verify every board-level pin assignment against the current STMicroelectronics datasheet and package drawing. Place decoupling capacitors close to supply pins, keep sensitive analog paths away from fast digital switching, and confirm firmware, bootloader, and peripheral requirements before committing to this exact orderable variant. This page consolidates verified manufacturer and distributor information, package constraints, practical design guidance, and candidate drop-in alternatives. It also identifies parameters that require datasheet confirmation, helping engineers distinguish confirmed STM32G071CBU6 facts from assumptions before PCB release or production sourcing.

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STM32G071G8U6 - 64MHz Cortex-M0+ MCU, 64KB Flash | STMicroelectronics
STM32G071G8U6

STM32G071G8U6 - 64MHz Cortex-M0+ MCU, 64KB Flash | STMicroelectronics

The STMicroelectronics STM32G071G8U6 is a mainstream 32-bit ARM Cortex-M0+ microcontroller in the STM32G0 family, integrating 64KB of Flash and 36KB of SRAM, operating at up to 64MHz from a 2.0V to 3.6V supply, and packaged in a compact 28-pin UFQFPN (4x4 mm) for space-constrained designs. According to STMicroelectronics product documentation, this part extends the STM32G0 series with USB Type-C Power Delivery (UCPD), 4 USART, and a 12-bit ADC with up to 19 channels. What is a Cortex-M0+ MCU? An ARM Cortex-M0+ microcontroller is a 32-bit RISC processor core designed by ARM for energy-efficient embedded applications. It sits at the entry level of the Cortex-M family, above 8-bit legacy MCUs in performance but below Cortex-M3/M4 in features. Within the broader taxonomy, it belongs to: microcontroller -> 32-bit MCU -> ARM Cortex-M -> Cortex-M0+ -> STM32G0 series -> STMicroelectronics. Key features include the M0+ core with single-cycle I/O access, an integrated USB Type-C and Power Delivery (UCPD) physical layer, multiple low-power modes (Sleep, Stop, Standby, Shutdown) with typical Stop current around 2 uA, a 12-bit 2.5 MSPS ADC, a 12-bit DAC, comparators, op-amps, and a real-time clock. The 28-pin UFQFPN exposes 4 USART/UART, 2 I2C, 2 SPI/I2S, USB 2.0 FS, and up to 23 GPIO, balancing cost and connectivity. Technically, the STM32G071G8U6 implements an ART Accelerator zero-wait-state Flash interface, hardware division, and a 4-channel DMA. The integrated UCPD PHY supports USB Type-C connector attach/detach and Power Delivery messaging up to 100W sink/source roles without an external TCPC. Its internal 64MHz HSI can supply the system clock, removing the need for an external crystal in many USB and consumer designs. Typical applications include USB Type-C power delivery sinks/sources, USB human-interface devices (HID), small appliances with capacitive touch, smart sensors, lighting controllers, and low-cost IoT edge nodes. The combination of USB, ADC, and small footprint suits replacement of USB bridge ICs with a programmable MCU. Design consideration: USB-C and UCPD applications require careful attention to the CC1/CC2 pin routing and the VBUS sensing divider. When migrating from UFQFPN28 STM32F0 designs, verify pin remapping because some peripherals have moved to alternate functions on the STM32G0. This page synthesizes distributor pricing, parametric alternatives in the same UFQFPN-28 footprint, and practical design notes not aggregated on a single manufacturer or distributor page.

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STM32G071GBU6 - 64MHz Cortex-M0+ MCU | STMicroelectronics
STM32G071GBU6

STM32G071GBU6 - 64MHz Cortex-M0+ MCU | STMicroelectronics

The STMicroelectronics STM32G071GBU6 is a 32-bit Arm Cortex-M0+ microcontroller operating up to 64 MHz, with 128 KB of Flash memory and 36 KB of SRAM in a 28-pin UFQFPN package measuring 4 mm by 4 mm. It belongs to the STM32G0 mainstream MCU family and combines general-purpose embedded control with analog, communication, timing, and USB connectivity functions. A microcontroller is a semiconductor device that integrates a processor core, memory, peripherals, and I/O into one embedded-control component. The STM32G071GBU6 sits within the hierarchy of MCU, embedded processor, Arm Cortex-M microcontroller, and semiconductor. Its Cortex-M0+ core provides a compact instruction set for cost-sensitive real-time systems, while its 64 MHz maximum operating frequency supports responsive control, communication, and signal-processing tasks. Verified device features include a 32-bit Arm Cortex-M0+ core, up to 128 KB of protected Flash, and up to 36 KB of SRAM. Of the SRAM, 32 KB has hardware parity checking according to the supplied datasheet search result. The device is specified for operation from -40°C to 85°C, 105°C, or 125°C, depending on the exact ordering variant and qualification. A 4 x 4 mm UFQFPN package supports compact PCB construction but requires careful thermal-pad and assembly planning. The STM32G071x8/xB family is intended for mainstream embedded applications requiring a balance of performance, memory, analog capability, and connectivity. Depending on the populated peripheral configuration and exact ordering code, the family can support USB Type-C Power Delivery, control of power-conversion systems, and industrial embedded functions. Developers must confirm the final peripheral map, USB configuration, and pin multiplexing against the manufacturer documentation before committing a PCB design. Typical applications include USB Type-C power-delivery controllers, industrial control modules, compact sensor hubs, actuator interfaces, and general embedded products that need more processing capability than an 8-bit MCU without moving to a larger package. The 64 MHz core can execute control loops and communication firmware while integrated analog resources reduce the need for external components. PCB design should preserve the manufacturer's land pattern, exposed-pad requirements, power decoupling, and exposed-pad thermal design. Firmware migration must be reviewed for clock, peripheral, startup, and pin-mapping compatibility; identical package geometry alone does not guarantee software or functional interchangeability. Prices and stock must also be checked at purchase because the verified web results provide product links but no numeric price or lead-time values.

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STM32G071KBT6 - 64MHz Cortex-M0+ MCU, 128KB Flash | STMicroelectronics
STM32G071KBT6

STM32G071KBT6 - 64MHz Cortex-M0+ MCU, 128KB Flash | STMicroelectronics

The STMicroelectronics STM32G071KBT6 is a 32-bit Arm Cortex-M0+ microcontroller with a 64 MHz operating frequency, 128 KB of flash memory, 36 KB of RAM, and a 32-pin LQFP 7x7 mm package. It belongs to the STM32G0 mainstream microcontroller family and combines low-cost embedded control with modern Cortex-M0+ performance. The device is suitable for compact industrial, consumer, sensing, and communications products where deterministic control, low power, and a familiar STM32 software ecosystem are important. A microcontroller is a semiconductor that integrates a processor core, memory, peripherals, and I/O into one device. The STM32G0 family belongs to the hierarchy microcontroller -> embedded processor -> semiconductor. Its Cortex-M0+ core uses a compact instruction set intended for efficient control tasks, while the 64 MHz maximum clock allows software to handle digital control, communication protocols, and basic signal-processing workloads without requiring a higher-performance Cortex-M3 or Cortex-M4 core. The STM32G071KBT6 provides 128 KB of flash for firmware and 36 KB of SRAM for working data. Its 32-LQFP package exposes the device’s GPIO and peripheral connections on a conventional leaded surface-mount footprint. The supplied distributor data identifies 1.8 V, 2.5 V, and 3.3 V supply options, while detailed operating limits, pin functions, peripheral configuration, and package tolerances remain available from the manufacturer documentation. Typical use cases include sensor hubs, motor and actuator controllers, building automation endpoints, compact power-conversion controllers, communications modules, and general embedded products. Its combination of 64 MHz processing, 128 KB flash, 36 KB RAM, and 32 I/O pins provides a practical resource balance for protocols, control logic, and local data handling. STMicroelectronics’ STM32Cube development resources support configuration, code generation, debugging, and firmware maintenance. When laying out a board, verify every alternate function against the manufacturer pinout because peripheral assignments can depend on package and configuration. Preserve the required decoupling and programming access, follow the recommended clock and reset implementation, and validate power sequencing and exposed signal behavior on prototypes before production release. This product page consolidates verified distributor specifications, manufacturer product information, practical design guidance, and application-oriented comparisons. It is intended to help engineers evaluate the STM32G071KBT6 for new designs and assess sourcing options without treating unverified substitute parts as automatic drop-in replacements.

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STM32G071KBU3 - 64MHz Cortex-M0+ MCU, 128KB Flash | STMicroelectronics
STM32G071KBU3

STM32G071KBU3 - 64MHz Cortex-M0+ MCU, 128KB Flash | STMicroelectronics

The STMicroelectronics STM32G071KBU3 is a mainstream Arm Cortex-M0+ 32-bit RISC microcontroller with 128 Kbytes of Flash, 36 Kbytes of SRAM, and a 64 MHz CPU, housed in a 32-pin UFQFPN (5x5 mm) package. It targets mixed-signal and timer-driven control applications, integrating up to 4 USART, timers, 12-bit ADC, 12-bit DAC, USB Type-C Power Delivery, and multiple communication interfaces on a single die operating from 1.7 V to 3.6 V supply. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and a rich set of peripherals including timers, ADC/DAC converters, and communication interfaces such as UART, SPI, I2C, and USB. Within the broader semiconductor taxonomy, MCUs sit under microcontrollers -> embedded processors -> logic ICs -> integrated circuits. The Cortex-M0+ core used in the STM32G071 is the most energy-efficient member of the Arm Cortex-M family, designed for deterministic real-time control in cost-sensitive applications. Key features of the STM32G071KBU3 include 128 KB Flash with hardware parity, 36 KB SRAM, a 12-bit 2.5 Msps ADC with up to 19 channels in this package variant, two 12-bit DAC channels, an integrated USB Type-C Power Delivery (UCPD) physical layer, four USART, two SPI, two I2C, and a 7-channel DMA controller. The device supports up to 8 timers including 16-bit advanced-control timers for motor control and a 32-bit timer for precision timing. An integrated 4 to 48 MHz crystal-less USB clock and 32 kHz RTC oscillator reduce external BOM cost. The architecture combines the energy-efficient Cortex-M0+ core with ST's proprietary ART Accelerator (instruction cache and prefetch buffer) and a bus matrix that allows concurrent peripheral and memory access. The part is fabricated in a 90 nm embedded Flash process, providing low leakage characteristics and supporting the extended -40C to +125C operating range (grade 3) for industrial environments. Typical applications for the STM32G071KBU3 include USB Type-C Power Delivery controllers, small home appliances and white goods, industrial sensor hubs, motor control for low-power BLDC fans, lighting controllers, and human-machine interface (HMI) boards. Its combination of UCPD, USB FS device, and rich analog peripherals makes it particularly well suited to smart connector and cable applications as well as portable measurement instruments. When designing with this part, ensure the UFQFPN-32 thermal pad is soldered to a sufficient copper pour to keep junction temperature within the -40C to +125C operating range. Decouple VDD with a 100 nF X7R ceramic capacitor placed within 2 mm of each supply pin, and add a 4.7 uF bulk capacitor at the regulator input. The UCPD pins require an external 5.1 k pull-down on CC1/CC2 for proper Type-C detection. This page synthesizes distributor pricing, drop-in same-package alternatives from the STM32G0 family, and practical design notes not found in the standalone manufacturer datasheet, supporting rapid BOM decisions for engineers qualifying the STM32G071KBU3 for production.

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STM32G071KBU6 - 64MHz Cortex-M0+ 128KB MCU | STMicroelectronics
STM32G071KBU6

STM32G071KBU6 - 64MHz Cortex-M0+ 128KB MCU | STMicroelectronics

STMicroelectronics STM32G071KBU6 is a 32-bit Arm Cortex-M0+ microcontroller rated up to 64 MHz, with 128 KB of Flash memory and 36 KB of SRAM, housed in a 32-pin UFQFPN 5x5 mm package with an exposed pad. The device supports 1.8 V, 2.5 V, and 3.3 V operation, making it suitable for compact embedded systems that require substantial memory in a small footprint. A microcontroller is the central processing element of an embedded control system. It integrates a processor core, program memory, data memory, peripherals, and communication interfaces onto one semiconductor device. In the product hierarchy, the STM32G0 family belongs to the Arm Cortex-M class of 32-bit RISC microcontrollers, combining deterministic embedded control with extensive peripheral integration. Verified distributor information identifies 128 KB of Flash, 36 KB of RAM, a 64 MHz CPU, and four serial communication interfaces. Its 32-UFQFPN package occupies only 5 x 5 mm and includes an exposed pad for PCB-level thermal dissipation. The STM32G071KBU6 is also offered in tray packaging according to distributor data, which can simplify prototyping and low-to-medium-volume assembly planning. The Arm Cortex-M0+ architecture uses a compact instruction set optimized for embedded workloads rather than application-computing performance. Its operating frequency supports responsive control, peripheral servicing, and connected-product logic while retaining a straightforward programming model. Exact peripheral assignments, GPIO alternate functions, electrical limits, timers, analog features, and memory details must be confirmed against the manufacturer documentation before schematic capture. Typical design targets include industrial control modules, compact sensor nodes, building automation equipment, consumer accessories, motor-control peripherals, and low-power connected products. The MCU can serve as the supervisory controller for displays, communications, actuators, and data acquisition when the required interfaces and operating limits match the complete STM32G071KB hardware definition. A key design consideration is exposed-pad layout. The thermal pad must be connected to the intended copper and ground strategy required by the manufacturer package guidance, while supply decoupling and signal-routing decisions must follow the STM32G0 reference design guidance. Firmware replacement also requires review: a physically compatible MCU is not automatically software-compatible if peripheral mappings or register behavior differ. This product record consolidates verified distributor inventory data, official family information, package details, sourcing links, and replacement-screening limitations. It distinguishes true pin-compatible drop-in candidates from merely related STM32 devices so procurement and engineering teams can make a safer sourcing decision.

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STM32G071RBT6 - 128KB Flash Cortex-M0+ MCU 64MHz | STMicroelectronics
STM32G071RBT6

STM32G071RBT6 - 128KB Flash Cortex-M0+ MCU 64MHz | STMicroelectronics

The STMicroelectronics STM32G071RBT6 is a mainstream 32-bit microcontroller based on the Arm Cortex-M0+ core running at up to 64 MHz, with 128 KB of Flash memory, 36 KB of SRAM, and a supply voltage range of 2.0 V to 3.6 V, housed in a 64-pin LQFP (10x10 mm) surface-mount package. A microcontroller (MCU) is a compact integrated circuit that combines a processor core, memory, and programmable peripherals on a single chip to govern a specific operation in an embedded system. The STM32G0 series sits within the broader STM32 family of Arm Cortex-M based MCUs, which in turn belongs to the general taxonomy of 32-bit microcontrollers, embedded processors, and semiconductors. The STM32G0 series targets cost-sensitive and power-efficient mainstream applications while retaining the extensive peripheral ecosystem and development toolchain support of the STM32 platform. Key features of the STM32G071RBT6 include a 12-bit ADC with hardware oversampling, multiple communication interfaces including I2C, SPI, USART, and LPUART, advanced timers, and an integrated USB 2.0 full-speed device controller. It also integrates a real-time clock (RTC), a CRC calculation unit, a memory protection unit (MPU), and a DMA controller for efficient data transfer, plus a 12-bit DAC for analog signal generation. Technically, the device is built around a high-performance Arm Cortex-M0+ core featuring a single-cycle multiplier and a nested vectored interrupt controller (NVIC). The 64 MHz core clock, combined with DMA-assisted data movement and hardware oversampling on the ADC, allows the MCU to service demanding sensor, control, and communication workloads while keeping CPU loading and power consumption low. The wide operating temperature range of -40 C to +85 C makes it robust for industrial environments. Typical applications include industrial control systems, consumer electronics, IoT nodes, smart home automation, battery-powered devices, sensor interfacing, motor control, and USB-connected data logging or firmware update endpoints. The USB device controller enables direct host connectivity, while the analog peripherals support motor current sensing and signal conditioning. A key design consideration: decouple every VDD pin with 100 nF capacitors placed close to the pins, connect VDDA to a clean analog supply, and configure the BOOT0 pin correctly to select the desired boot mode. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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STM32G081RBT6 - 128KB Flash ARM Cortex-M0+ MCU | STMicroelectronics
STM32G081RBT6

STM32G081RBT6 - 128KB Flash ARM Cortex-M0+ MCU | STMicroelectronics

The STM32G081RBT6 is a 32-bit ARM Cortex-M0+ microcontroller from STMicroelectronics, featuring 128KB of Flash memory and 36KB of SRAM in a 64-pin LQFP package. It operates at a maximum frequency of 64 MHz and supports a supply voltage range of 1.7V to 3.6V, making it suitable for a wide range of embedded applications. 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 brains of countless electronic devices, from automotive engine control units to IoT sensors and consumer electronics. They are a subset of embedded processors, which fall under the broader category of semiconductor integrated circuits. Key features of the STM32G081RBT6 include a 12-bit ADC with up to 19 channels, two 12-bit DACs, multiple timers including advanced 16-bit and 32-bit timers, and a variety of communication interfaces such as I2C, SPI, USART, and USB 2.0 Full-Speed device. It also integrates a CRC calculation unit, a true random number generator (RNG), and a unique device ID for security applications. The device is designed for low-power operation with multiple low-power modes including Sleep, Stop, and Standby. The STM32G081RBT6 is built on ST's advanced 90nm process technology, offering a balance of performance and power efficiency. The Cortex-M0+ core is optimized for low-power applications while providing sufficient computational power for real-time control tasks. The device includes a nested vectored interrupt controller (NVIC) for efficient interrupt handling and a memory protection unit (MPU) for enhanced system reliability. Typical applications include industrial control systems, motor control, consumer electronics, IoT devices, and battery-powered equipment. Its rich peripheral set and low-power capabilities make it ideal for smart sensors, portable medical devices, and home automation nodes. The USB interface enables direct connectivity to PCs and mobile devices for data logging and firmware updates. When designing with this MCU, pay attention to the power supply decoupling: place a 100nF capacitor close to each VDD pin and a 4.7uF bulk capacitor on the main supply. For low-power applications, utilize the Stop mode with RTC wakeup to minimize current consumption. The STM32G081RBT6 is available in a 64-pin LQFP package, which is suitable for PCB designs requiring moderate pin count and easy soldering.

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STM32G0B1CCU6 - 64MHz 256KB Cortex-M0+ MCU | STMicroelectronics
STM32G0B1CCU6

STM32G0B1CCU6 - 64MHz 256KB Cortex-M0+ MCU | STMicroelectronics

STMicroelectronics STM32G0B1CCU6 is an Arm Cortex-M0+ 32-bit microcontroller operating up to 64 MHz, with 256 KB of Flash memory and a 48-pin UFQFPN package measuring 7 x 7 mm. The device belongs to the STM32G0 mainstream microcontroller family and targets compact embedded, industrial-control, IoT, metering, and low-power board designs. According to the verified distributor data, it combines a 32-bit Arm Cortex-M0+ core with 256 KB of Flash memory in a 48-UFQFPN package. A microcontroller is a semiconductor device that integrates a processor core, memory, and peripherals into one compact component. The STM32G0 MCU hierarchy places this device within the STM32G0 mainstream series, where Cortex-M0+ processing is intended for embedded control rather than a host workstation. Its compact package helps reduce board area while supporting integration of digital control, communication, timing, analog-adjacent, and general-purpose I/O functions. The verified product information identifies the Cortex-M0+ core as operating at up to 64 MHz and provides 256 KB of programmable Flash memory. The family description also identifies the STM32G0B1xB/xC/xE parts as mainstream microcontrollers built around a high-performance Arm Cortex-M0+ 32-bit RISC core. The Mouser listing additionally identifies the family as supporting up to 512 KB Flash and 144 KB RAM, but those family-level values should not be substituted for the target device's verified 256 KB Flash specification. The STM32G0B1CCU6 is suitable for low-power embedded control, connected equipment, industrial devices, and board-level monitoring. Its 64 MHz operating capability provides a clear performance point for control-loop and peripheral-oriented designs. The exact operating voltage, GPIO count, peripheral configuration, memory protection details, and temperature grade require confirmation from the official STM32G0B1CC product documentation because they were not supplied in the verified snippets. Design work should preserve the UFQFPN footprint, exposed-pad thermal requirements, and manufacturer-recommended decoupling network. Firmware replacement should also validate peripheral mappings, clock configuration, memory initialization, and application-specific interrupt assignments. A similarly named STM32G0B1 device is not automatically interchangeable without checking its exact package, pinout, temperature grade, memory configuration, and peripheral population. This page consolidates the verified manufacturer and distributor findings, cross-reference candidates, and engineering selection guidance for engineers evaluating STM32G0B1CCU6 in embedded designs. For current pricing and availability, confirm the quantity-specific distributor offer as of 2026-10-22 rather than relying on an unverified historical price.

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STM32G431CBT6 - 170MHz Arm Cortex-M4F MCU | STMicroelectronics
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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STM32G431CBU6 - 170MHz Cortex-M4 MCU 128KB Flash | STMicroelectronics
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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STM32G431K8T6 - 170MHz Arm Cortex-M4F MCU | STMicroelectronics
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 - 170MHz Cortex-M4F MCU, 128KB Flash, 32-LQFP | STMicroelectronics
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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STM32G431RBT6 - 170MHz Cortex-M4 MCU 128KB Flash | ST
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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STM32G441CBT6 - 170MHz ARM Cortex-M4 MCU | STMicroelectronics
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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STM32G473CBT6 - 170MHz ARM Cortex-M4F MCU with FPU | STMicroelectronics
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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STM32G473QCT6 - 170MHz Cortex-M4 MCU 256KB Flash LQFP-128 | ST
STM32G473QCT6

STM32G473QCT6 - 170MHz Cortex-M4 MCU 256KB Flash LQFP-128 | ST

The STMicroelectronics STM32G473QCT6 is a mainstream 32-bit Arm Cortex-M4 microcontroller with FPU, running at up to 170 MHz and delivering 213 DMIPS, packaged in a 128-pin LQFP (14x14 mm). It integrates 256 KB of single-bank Flash, 128 KB of SRAM, and the rich analog + math accelerator (Cordic + FMAC) feature set of the STM32G4 family. The STM32G473 line targets high-performance motor control, digital power, and lighting applications. What is a Cortex-M4 MCU? An Arm Cortex-M4 microcontroller is a 32-bit RISC processor core designed for embedded systems, featuring single-precision floating-point hardware, a DSP instruction set, and deterministic interrupt handling. Within the hierarchy, a Cortex-M4 sits under Cortex-M MCUs -> ARM MCUs -> microcontrollers -> embedded processors -> integrated circuits. The Cortex-M4 is widely used in motor control, power conversion, audio processing, and industrial automation where deterministic real-time response plus signal-processing throughput are required. Key features include: 170 MHz / 213 DMIPS core performance, 256 KB Flash, 128 KB SRAM, 5x 12-bit 4 MSPS ADCs (up to 36 channels), 4x 12-bit DACs, 7x ultra-fast comparators (16 ns), 4x operational amplifiers, math accelerator (Cordic + FMAC), up to 4x FDCAN, USB-C Power Delivery, and 128 KB of SRAM with hardware parity check. The 128-LQFP package exposes 107 GPIO and supports up to 17 timers including 5x 16-bit and 2x 32-bit timers plus 2x 16-bit low-power timers. Architecturally, the STM32G473 uses a Harvard bus with separate I-Code/D-Code buses and an AHB/APB bus matrix. The integrated op-amps, comparators, and 4 MSPS ADCs enable single-chip signal-chain designs that previously required external analog ICs. The CORDIC accelerator computes trigonometric functions in hardware without CPU cycles, and the FMAC unit performs FIR/IIR filtering for digital power control loops. Typical applications include field-oriented motor control (FOC) for industrial drives and e-bikes, digital switched-mode power supplies (SMPS) with peak current mode control, LED lighting drivers, photovoltaic micro-inverters, wireless charging transmitters, and USB-C PD sink/source controllers. The 128-LQFP form factor is common in industrial control boards where maximum GPIO count is needed. When designing with this part, ensure that the 5 ADCs are not all sampling simultaneously above 4 MSPS to avoid supply noise; stagger conversions by phase. For SMPS applications, dedicate one op-amp to current sensing and one high-speed comparator to the PWM protection path to achieve sub-200 ns cycle-by-cycle current limiting. This page synthesizes distributor pricing, drop-in alternatives within the STM32G4 family, and practical design notes that complement the manufacturer datasheet.

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STM32G473RCT6 - 170MHz ARM Cortex-M4F MCU | STMicroelectronics
STM32G473RCT6

STM32G473RCT6 - 170MHz ARM Cortex-M4F MCU | STMicroelectronics

The STMicroelectronics STM32G473RCT6 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, industrial, and digital power applications. The device integrates a rich set of analog peripherals, including multiple 12-bit DACs, high-speed comparators, and operational amplifiers, along with advanced timers 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 (RAM and flash), and programmable input/output peripherals on a single chip. In the system hierarchy, a microcontroller is a type of embedded processor, which falls under the broader category of integrated circuits. The STM32G473RCT6 is a mid-range MCU in the STM32G4 family, positioned between the value-line STM32G0 and the high-performance STM32H7 series, offering a balance of performance, analog integration, and power efficiency. Key features of the STM32G473RCT6 include a 256 KB flash memory and 128 KB SRAM, a 170 MHz CPU with DSP instructions and FPU, and a comprehensive set of peripherals: 4x 12-bit DACs, 5x 12-bit ADCs with hardware oversampling, 6x ultra-fast comparators, 4x operational amplifiers, and 2x advanced motor-control timers. It also supports a wide range of communication interfaces including SPI, I2C, USART, CAN FD, and USB. The device operates from 1.71V to 3.6V and is available in a 64-pin LQFP package. The STM32G473RCT6 leverages ST's advanced 90nm process technology, enabling high performance with low power consumption. The Cortex-M4 core with FPU accelerates mathematical computations, making it ideal for real-time control loops in motor control and digital power conversion. The device also includes a memory protection unit (MPU), a cyclic redundancy check (CRC) unit, and a true random number generator (TRNG) for enhanced security and reliability. Typical applications include field-oriented control (FOC) of brushless DC (BLDC) motors, digital power supplies (buck, boost, and flyback converters), solar inverters, and industrial automation. The rich analog peripherals allow for single-chip solutions that reduce BOM cost and board space. For example, in a motor control application, the integrated op-amps and comparators can directly interface with current-sensing resistors, eliminating the need for external signal conditioning. When designing with this device, pay attention to the power supply decoupling: place a 100nF capacitor close to each VDD pin and a 4.7uF capacitor at the main power input. The VDDA pin must be connected to a clean analog supply, and the VREF+ pin should be decoupled with a 1uF capacitor to ensure ADC accuracy. Also, configure the clock system properly using the internal HSI16 oscillator or an external crystal for precise timing.

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STM32G473RET6 - 170MHz ARM Cortex-M4F MCU with FPU | STMicroelectronics
STM32G473RET6

STM32G473RET6 - 170MHz ARM Cortex-M4F MCU with FPU | STMicroelectronics

The STM32G473RET6 is a high-performance 32-bit microcontroller from STMicroelectronics, featuring an ARM Cortex-M4F core with floating-point unit (FPU) 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 offers 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, a microcontroller is a type of embedded processor, which falls under the broader category of integrated circuits (ICs). The STM32G473RET6 is a high-end MCU within the STM32G4 family, which is optimized for mixed-signal control applications. Key features of the STM32G473RET6 include a 170 MHz ARM Cortex-M4F core with DSP instructions and FPU, 512 KB flash, 128 KB SRAM, and a comprehensive set of peripherals: 4x fast 12-bit ADCs (up to 5 Msps), 4x 12-bit DACs, 6x ultra-fast comparators, 3x operational amplifiers, and advanced timers including high-resolution timers (HRTIM) for precise PWM generation. It also supports multiple communication interfaces: 3x I2C, 4x USART, 3x SPI, 2x FDCAN, 1x USB 2.0 FS, and 1x SAI. The device operates from 1.71V to 3.6V supply and is available in the LQFP-64 package. The STM32G473RET6 leverages ST's advanced 90nm process technology, providing a balance of performance and power efficiency. The Cortex-M4F core with FPU accelerates mathematical computations, making it ideal for real-time control loops. The HRTIM module enables high-resolution PWM generation with sub-nanosecond accuracy, essential for digital power conversion and motor control. The device also includes a memory protection unit (MPU), CRC calculation unit, and a true random number generator (TRNG) for enhanced security. Typical applications include field-oriented control (FOC) of brushless DC motors, digital power supplies (buck, boost, flyback), solar inverters, and industrial automation. The rich analog front-end and high-resolution timers make it particularly suited for power conversion and motor control applications where precise timing and accurate analog measurements are critical. When designing with the STM32G473RET6, ensure proper decoupling of the VDD pins with 100nF capacitors placed close to the pins, and a 4.7uF bulk capacitor. The VDDA pin must be connected to a clean analog supply, and VREF+ should be decoupled with a 1uF capacitor. For high-resolution timer applications, use a stable clock source such as the HSE crystal or the PLL to achieve the required timing accuracy.

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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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