STMicroelectronics STM32G431CBT3
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $12.75 | $12.75 |
| 15+ | $2.93 | $43.95 |
| 25+ | $2.87 | $71.75 |
| 50+ | $2.71 | $135.50 |
| 100+ | $2.39 | $239.00 |
| N+ | $0.48 | 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 | 38 |
| 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 17x12b; D/A 4x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-LQFP (7x7) |
| Package / Case | 48-LQFP |
| ROHS |
The STM32G431CBT3 from STMicroelectronics is a high-performance ARM Cortex-M4 microcontroller with DSP and FPU instructions. It delivers 170 MHz processing speed, 128KB flash, and 32KB SRAM in a compact 48-LQFP package. Designed for industrial and automotive environments, it operates from 1.71V to 3.6V and includes advanced analog peripherals, PWM timers, and communication interfaces.
- High-speed 170 MHz Cortex-M4 core with FPU for real-time control and signal processing.
- Wide voltage range (1.71V-3.6V) enables flexible power supply design.
- Rich analog peripherals including fast ADCs and comparators for precise measurement.
- Extended temperature range (-40°C to 125°C) for harsh environments.
- Integrated safety features (BOR, POR, WDT) enhance system reliability.
Industrial Motor Control
With a 170 MHz Cortex-M4 core and dedicated PWM timers, the STM32G431CBT3 enables precise field-oriented control (FOC) for BLDC and PMSM motors, improving efficiency and reducing acoustic noise.
Digital Power Conversion
The high-speed ADC and comparator peripherals support digital switch-mode power supplies (SMPS) with fast loop response, achieving higher power density and better load regulation.
Battery-Powered IoT Devices
Operating down to 1.71V and featuring multiple low-power modes, this MCU extends battery life in wireless sensor nodes and portable medical monitors.
Automotive Body Electronics
Rated for -40°C to 125°C, it suits under-hood and body control modules such as window lifts, lighting control, and HVAC actuators.
Embedded Audio Processing
The integrated I2S interface and DMA controller allow streaming audio data without CPU overhead, ideal for voice assistants and audio effects processors.
Safety-Critical Systems
With brown-out reset, POR, and a watchdog timer, the STM32G431CBT3 supports functional safety applications requiring robust fault detection.
- Q: What is the maximum operating frequency of the STM32G431CBT3?
- A: The STM32G431CBT3 runs at up to 170 MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V.
- Q: Does it support PWM generation?
- A: Yes, it includes advanced PWM timers.
- Q: What package is available?
- A: It comes in a 48-LQFP package.
- Q: What is the maximum operating frequency of the STM32G431CBT3?
- A: The STM32G431CBT3 runs at up to 170 MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V.
- Q: Does it support PWM generation?
- A: Yes, it includes advanced PWM timers.
- Q: What package is available?
- A: It comes in a 48-LQFP package.

STM32G431CBT3.pdf