STMicroelectronics STM32L431RBT6TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $6.31 | $6.31 |
| 15+ | $4.15 | $62.25 |
| 25+ | $4.06 | $101.50 |
| 50+ | $3.83 | $191.50 |
| 100+ | $3.38 | $338.00 |
| N+ | $0.68 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L4 |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| 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 | 128KB (128K 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; D/A 2x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 64-LQFP (10x10) |
| Package / Case | 64-LQFP |
| ROHS |  |
The STM32L431RBT6TR from STMicroelectronics is a high-performance ARM Cortex-M4 microcontroller with FPU, running at 80MHz. It features 128KB flash and 64KB SRAM, providing ample resources for complex applications. The device includes DMA, PWM, brown-out reset, and watchdog timer, all in a 64-LQFP package. Its 1.71V to 3.6V supply range and low-power modes make it ideal for energy-conscious designs.
- Cortex-M4 with FPU accelerates mathematical computations for control and signal processing.
- 80MHz speed with 64KB SRAM supports real-time multitasking and data-heavy applications.
- Low-power modes and wide voltage range enable battery-powered designs with extended runtime.
- Rich peripheral set (DMA, PWM) reduces external components and simplifies system integration.
Advanced IoT Edge Nodes
The Cortex-M4 with FPU at 80MHz enables on-device machine learning inference, while 64KB SRAM buffers sensor data for cloud upload.
Industrial Motor Drives
High-speed PWM and 80MHz processing allow field-oriented control of BLDC motors with smooth torque and high efficiency.
Smart Grid Monitors
With 128KB flash and DMA, it can process power quality data and communicate via Modbus or Ethernet bridges.
Medical Implantable Devices
The low-voltage operation and low-power modes make it suitable for hearing aids or neurostimulators requiring long battery life.
Consumer Robotics
Its FPU accelerates sensor fusion algorithms for balance and navigation in small robots or robotic vacuums.
Automotive Telematics
The -40°C to 85°C range and robust peripherals support vehicle tracking and diagnostics units.
- Q: What core is used in the STM32L431RBT6TR?
- A: It uses the ARM Cortex-M4 core with FPU, running at up to 80MHz.
- Q: How much flash and RAM does it have?
- A: It offers 128KB of flash and 64KB of SRAM.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V, supporting low-power modes.
- Q: Does it include DMA and PWM?
- A: Yes, it includes DMA, PWM, brown-out reset, and watchdog timer.
STM32L431RBT6TR.pdf
- Q: What core is used in the STM32L431RBT6TR?
- A: It uses the ARM Cortex-M4 core with FPU, running at up to 80MHz.
- Q: How much flash and RAM does it have?
- A: It offers 128KB of flash and 64KB of SRAM.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V, supporting low-power modes.
- Q: Does it include DMA and PWM?
- A: Yes, it includes DMA, PWM, brown-out reset, and watchdog timer.
