STMicroelectronics STM32L431RCI6TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $10.72 | $10.72 |
| 15+ | $2.47 | $37.05 |
| 25+ | $2.41 | $60.25 |
| 50+ | $2.28 | $114.00 |
| 100+ | $2.01 | $201.00 |
| N+ | $0.40 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L4 |
| Packaging | Tape & Reel (TR) | NULL |
| Core Processor | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core |
| Speed | 80MHz |
| Connectivity | CANbus, I2C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, SWPMI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, PWM, WDT |
| Number of I/O | 52 |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 64K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V |
| Data Converters | A/D 16x12b SAR; D/A 2x12b |
| Oscillator Type | External, Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 64-UFBGA (5x5) |
| Package / Case | 64-UFBGA |
| ROHS |
The STM32L431RCI6TR from STMicroelectronics is a low-power ARM Cortex-M4 MCU with FPU running at 80MHz. It provides 256KB flash and 64KB RAM, operating from 1.71V to 3.6V. Features include DMA, PWM, WDT, and brown-out reset. The 64-UFBGA package operates from -40°C to 85°C, ideal for IoT and portable applications.
- ARM Cortex-M4 with FPU: Enables efficient DSP and math operations.
- Ultra-low power: Multiple low-power modes for battery devices.
- Large memory: 256KB flash for complex firmware.
- Compact package: 64-UFBGA saves space in wearables.
IoT Edge Devices
80MHz Cortex-M4 with FPU accelerates ML inference for predictive maintenance.
Portable Medical Monitors
Low power modes and 1.71V operation extend battery life in ECG monitors.
Smart Building Controllers
DMA and PWM manage lighting and HVAC with high efficiency.
Industrial Sensors
256KB flash supports complex protocols like EtherCAT and PROFINET.
Wearable Fitness Trackers
Small UFBGA package and low power suit compact designs.
Robotics
FPU handles kinematics calculations, while PWM drives servos.
- Q: What core does it use?
- A: ARM Cortex-M4 with FPU.
- Q: What is the maximum clock speed?
- A: 80MHz.
- Q: What is the supply voltage range?
- A: 1.71V to 3.6V.
- Q: How much flash and RAM?
- A: 256KB flash and 64KB RAM.
- Q: What package is available?
- A: 64-UFBGA.
- Q: What core does it use?
- A: ARM Cortex-M4 with FPU.
- Q: What is the maximum clock speed?
- A: 80MHz.
- Q: What is the supply voltage range?
- A: 1.71V to 3.6V.
- Q: How much flash and RAM?
- A: 256KB flash and 64KB RAM.
- Q: What package is available?
- A: 64-UFBGA.

STM32L431RCI6TR.pdf