STMicroelectronics STM32G431C8U3
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $11.29 | $11.29 |
| 15+ | $2.59 | $38.85 |
| 25+ | $2.54 | $63.50 |
| 50+ | $2.40 | $120.00 |
| 100+ | $2.12 | $212.00 |
| N+ | $0.42 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32G4 |
| Packaging | Tray | NULL |
| Core Processor | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core |
| Speed | 170MHz |
| Connectivity | CANbus, I2C, IrDA, LINbus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT |
| Number of I/O | 42 |
| Program Memory Size | 64KB (64K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 32K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V |
| Data Converters | A/D 18x12b; D/A 4x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-UFQFPN (7x7) |
| Package / Case | 48-UFQFN Exposed Pad |
| ROHS |
The STM32G431C8U3 is a high-performance ARM Cortex-M4 microcontroller from STMicroelectronics, running at up to 170MHz. It offers 64KB of flash and 32KB of SRAM, with a supply voltage range of 1.71V to 3.6V. This device integrates brown-out detection, DMA, I2S, PWM, and WDT, packaged in a compact 48-UFQFN with exposed pad for thermal management. It is designed for advanced motor control and digital power applications.
- High-Speed Processing: 170MHz Cortex-M4 with FPU accelerates complex math for real-time control loops.
- Advanced Timer Architecture: High-resolution PWM timers with dead-time insertion enable precise power stage control.
- Compact Thermal Package: The UFQFN exposed pad improves heat dissipation in high-current applications.
- Rich Analog Peripherals: Fast 12-bit ADC (up to 4Msps) supports high-bandwidth sensor feedback.
High-Performance Motor Control
The 170MHz Cortex-M4 with FPU enables advanced FOC algorithms for drone motors and industrial servo drives.
Digital Power Converters
High-speed PWM timers (up to 170MHz) and fast ADC allow digital control of LLC or buck converters with high switching frequency.
Audio Processing
I2S interface and DSP instructions support real-time audio effects in guitar pedals or smart speakers.
Industrial Robotics
With 32KB RAM and 170MHz processing, it can handle kinematics calculations and multi-axis interpolation.
EV Charging Stations
The -40°C to 125°C range and robust timers make it suitable for power stage control in Level 2 chargers.
Medical Ultrasound Probes
High-speed ADC and DMA enable beamforming data acquisition in portable ultrasound devices.
- Q: What is the maximum clock speed of the STM32G431C8U3?
- A: The ARM Cortex-M4 core runs at up to 170MHz.
- Q: How much flash memory is available?
- A: It has 64KB of flash memory.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V.
- Q: What package is this MCU in?
- A: It comes in a 48-UFQFN exposed pad package.
- Q: Does it support I2S?
- A: Yes, it includes I2S peripheral for audio applications.
- Q: What is the maximum clock speed of the STM32G431C8U3?
- A: The ARM Cortex-M4 core runs at up to 170MHz.
- Q: How much flash memory is available?
- A: It has 64KB of flash memory.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V.
- Q: What package is this MCU in?
- A: It comes in a 48-UFQFN exposed pad package.
- Q: Does it support I2S?
- A: Yes, it includes I2S peripheral for audio applications.

STM32G431C8U3.pdf