STMicroelectronics

STM32L431RBT6TR  

Microcontrollers

The STM32L431RBT6TR is a low-power microcontroller from STMicroelectronics' STM32L4 series. It is based on the ARM Cortex-M4 processor with FPU and features a wide range of peripherals and connectivity options. Here's a brief description, features, and applications of the STM32L431RBT6TR:

Description:

The STM32L431RBT6TR is a System-on-Chip (SoC) device that integrates a high-performance ARM Cortex-M4 CPU with a Floating Point Unit (FPU) and a low-power 32-bit RISC core. It is designed for applications that require a balance between performance, power consumption, and cost.

Features:

1. ARM Cortex-M4 CPU with FPU, running at up to 80 MHz.
2. 256 KB of Flash memory and 64 KB of SRAM.
3. Flexible clock settings, including an internal RC oscillator, external oscillator, or PLL clock sources.
4. Low-power modes, including Sleep, Stop, and Standby modes, to reduce power consumption.
5. A wide range of communication interfaces, such as I2C, SPI, USART, and UART.
6. USB OTG FS with LPM and BCD for USB connectivity.
7. 2x 12-bit ADC with up to 16 channels.
8. 14x capacitive sensing channels for touch applications.
9. 6x general-purpose timers, 2x PWM timers, and 2x low-power timers.
10. CRC calculation unit and True Random Number Generator (TRNG).
11. RTC with HW calendar and alarms.
12. Package type: LQFP, 64 pins.

Applications:

1. Battery-powered devices: The low-power features make it suitable for applications with limited energy resources, such as wearables, portable medical devices, and wireless sensors.
2. Industrial control: The STM32L431RBT6TR can be used in industrial applications, such as motor control, sensor interfacing, and monitoring systems, due to its robust communication interfaces and timers.
3. Smart home and IoT devices: The microcontroller's connectivity options, such as USB and wireless interfaces, make it suitable for smart home applications, IoT devices, and home automation systems.
4. Medical equipment: The STM32L431RBT6TR can be used in portable medical devices, such as glucometers, blood pressure monitors, and fitness equipment, due to its low power consumption and integrated ADCs.
5. Consumer electronics: The microcontroller can be used in various consumer electronics, such as smart appliances, remote controls, and portable gaming devices, thanks to its performance and connectivity options.

The STM32L431RBT6TR is a versatile microcontroller that can be used in a wide range of applications where performance, power efficiency, and connectivity are crucial. Its low-power features make it particularly suitable for battery-powered devices and applications where energy consumption is a critical factor.

STM32L431RBT6TR Documents

Download datasheets and manufacturer documentation for STM32L431RBT6TR

Errata :

STM32L431xx Errata      

Datasheets :

STM32L431xx Datasheet      

Manuals :

STM32F3, F4, L4 Series Prog Manual      

Other Related Documents :

STM32L43, 44, 45, 46 Reference Manual      

HTML Datasheet :

STM32L431xx Datasheet       STM32F3, F4, L4 Series Prog Manual      

PCN Design/Specification :

Mult Dev Material Chgs 28/Feb/2023