STMicroelectronics STM32G431KBU6
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $6.75 | $6.75 |
| 15+ | $4.43 | $66.45 |
| 25+ | $4.34 | $108.50 |
| 50+ | $4.10 | $205.00 |
| 100+ | $3.62 | $362.00 |
| N+ | $0.72 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32G4 |
| Packaging | Tray | |
| Core Processor | ARM® Cortex®-M4F |
| 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 | 26 |
| Program Memory Size | 128KB (128K 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 11x12b; D/A 4x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 32-UFQFPN (5x5) |
| Package / Case | 32-UFQFN Exposed Pad |
| ROHS |
The STM32G431KBU6 from STMicroelectronics is a high-performance 32-bit ARM Cortex-M4F microcontroller in a 32-UFQFN package. It operates at up to 170 MHz with a supply voltage range of 1.71V to 3.6V. The device provides 128KB of Flash and 32K x 8 RAM. It features DMA, I2S, PWM, brown-out detection, power-on reset, and watchdog timer for demanding real-time applications.
- High performance: 170 MHz Cortex-M4F with FPU for math-intensive tasks.
- Precision control: Advanced timers for motor and power applications.
- Low voltage: 1.71V operation for energy-efficient designs.
- Compact size: 32-UFQFN package for space-constrained PCBs.
Digital Power Supplies
170 MHz Cortex-M4F with FPU enables high-frequency digital loop control for LLC and PFC converters.
Motor Control Drives
Advanced PWM timers and ADC support field-oriented control of BLDC and PMSM motors.
Audio Processing
I2S and DSP instructions handle real-time audio effects in guitar pedals and mixers.
Industrial Robotics
Fast interrupt handling and FPU accelerate kinematics calculations in robotic arms.
EV Charging Stations
Robust communication and control features manage power conversion in Level 2 chargers.
Medical Imaging
High-speed processing supports signal conditioning in portable ultrasound devices.
- Q: What core does it use?
- A: ARM Cortex-M4F with FPU.
- Q: What is the maximum speed?
- A: 170 MHz.
- Q: How much Flash and RAM?
- A: 128KB Flash and 32K x 8 RAM.
- Q: What is the package?
- A: 32-UFQFN with exposed pad.
- Q: What is the voltage range?
- A: 1.71V to 3.6V.
- Q: What core does it use?
- A: ARM Cortex-M4F with FPU.
- Q: What is the maximum speed?
- A: 170 MHz.
- Q: How much Flash and RAM?
- A: 128KB Flash and 32K x 8 RAM.
- Q: What is the package?
- A: 32-UFQFN with exposed pad.
- Q: What is the voltage range?
- A: 1.71V to 3.6V.

STM32G431KBU6.pdf