STMicroelectronics STM32G431RBI3TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $13.36 | $13.36 |
| 15+ | $3.07 | $46.05 |
| 25+ | $3.01 | $75.25 |
| 50+ | $2.84 | $142.00 |
| 100+ | $2.51 | $251.00 |
| N+ | $0.50 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32G4 |
| Packaging | Tape & Reel (TR) | NULL |
| Core Processor | ARM® Cortex®-M4 |
| Core Size | 32-Bit |
| Speed | 170MHz |
| Connectivity | CANbus, I2C, IrDA, LINbus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT |
| Number of I/O | 52 |
| 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 23x12b SAR; D/A 4x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 64-UFBGA (5x5) |
| Package / Case | 64-UFBGA |
| ROHS |
The STM32G431RBI3TR is a high-performance MCU from STMicroelectronics, featuring an ARM Cortex-M4 core at 170MHz. It provides 128KB flash and 32KB RAM, optimized for real-time digital power and motor control applications. The 64-UFBGA package offers a compact footprint with excellent thermal characteristics. Its rich peripheral set includes I2S, DMA, and advanced PWM timers.
- High-speed processing: 170MHz Cortex-M4 delivers rapid computation for complex control loops.
- Advanced PWM timers: High-resolution timers enable precise power conversion and motor control.
- Integrated I2S: Simplifies audio interface design without external codecs.
- Compact BGA package: Saves PCB space for dense designs.
Digital Power Supplies
The 170MHz Cortex-M4 with high-resolution PWM timers enables precise control for server and telecom power converters.
Motor Control Drives
Advanced PWM and ADC features support field-oriented control for BLDC and PMSM motors in industrial drives.
Audio Processing
The I2S interface and fast core handle real-time audio effects and voice recognition in smart speakers.
EV Charging Stations
High-speed processing and robust communication interfaces manage charging protocols and safety monitoring.
Robotics
Multiple DMA channels and fast interrupt handling enable coordinated multi-axis motion control.
Solar Inverters
Efficient PWM generation and MPPT algorithms maximize energy harvest in photovoltaic systems.
- Q: What is the core speed of the STM32G431RBI3TR?
- A: The ARM Cortex-M4 core runs at up to 170 MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V.
- Q: How much flash and RAM does it have?
- A: It includes 128KB flash and 32KB RAM.
- Q: What package is available?
- A: It comes in a 64-UFBGA package.
- Q: What are the key features?
- A: It includes Brown-out Detect/Reset, DMA, I2S, POR, PWM, and WDT.
- Q: What is the core speed of the STM32G431RBI3TR?
- A: The ARM Cortex-M4 core runs at up to 170 MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V.
- Q: How much flash and RAM does it have?
- A: It includes 128KB flash and 32KB RAM.
- Q: What package is available?
- A: It comes in a 64-UFBGA package.
- Q: What are the key features?
- A: It includes Brown-out Detect/Reset, DMA, I2S, POR, PWM, and WDT.

STM32G431RBI3TR.pdf