STM32L431RCT6
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| Part Number | STM32L431RCT6 |
|---|---|
| Manufacturer |
 ST Microelectronics
|
| Description | The STM32L431RCT6 is a high-performance ultra-low-power 32-bit microcontroller from STMicroelectronics and belongs to the STM32L4 family. It combines an ARM Cortex-M4 processor with floating-point capability, high-speed embedded memory, advanced analog peripherals, flexible communication interfaces, timers, and extensive power-management functions for demanding embedded and battery-powered applications. The STM32L431RCT6 is based on the ARM Cortex-M4 32-bit RISC core operating at frequencies of up to 80MHz. The processor includes a single-precision Floating Point Unit (FPU), DSP instructions, and a Memory Protection Unit, providing efficient execution of control algorithms, digital signal processing, sensor calculations, filtering, and other computationally intensive embedded functions. The device integrates 256KB of embedded Flash memory together with 64KB of SRAM. The memory architecture provides sufficient capacity for sophisticated embedded firmware, communication protocols, real-time control algorithms, data buffering, sensor processing, and application-level software while maintaining fast processor access. The STM32L431RCT6 operates from a wide supply voltage range of approximately 1.71V to 3.6V. The STM32L4 architecture is specifically optimized for low-power operation and provides multiple operating and sleep modes that allow designers to balance processing performance, peripheral availability, wake-up time, and energy consumption. The integrated analog subsystem includes a high-performance 12-bit Analog-to-Digital Converter (ADC) capable of high-speed conversion and supporting multiple external analog input channels. The ADC is suitable for sensor acquisition, voltage and current monitoring, instrumentation, battery measurement, motor control, and other mixed-signal embedded applications. The device also incorporates integrated 12-bit Digital-to-Analog Converter (DAC) functionality, analog comparators, and operational amplifiers, providing a versatile mixed-signal platform. These peripherals can reduce the requirement for external analog ICs in sensor conditioning, threshold detection, waveform generation, control-loop, and measurement applications. A comprehensive selection of digital communication peripherals is integrated into the STM32L431RCT6, including USART/UART, SPI, I2C, CAN, and USB 2.0 Full-Speed connectivity. These interfaces allow straightforward connection to sensors, displays, memory devices, communication modules, industrial networks, USB hosts, motor-control peripherals, and other embedded components. The integrated CAN controller supports CAN 2.0 communication for industrial control, automation, instrumentation, distributed sensor systems, and embedded networking. An external CAN transceiver can be connected to provide the physical interface to the CAN bus. The USB 2.0 Full-Speed interface provides direct USB connectivity for embedded products requiring data transfer, configuration, diagnostics, firmware update, instrumentation, or communication with computers and other USB-capable equipment. Advanced timer resources include general-purpose timers, basic timers, and PWM-capable timer peripherals. These resources support PWM generation, input capture, output compare, pulse measurement, waveform generation, encoder interfacing, event counting, and precision timing, making the device suitable for motor control, power conversion, actuator control, and industrial automation. The STM32L431RCT6 includes DMA controllers that allow data to move between memory and peripherals with minimal CPU intervention. DMA operation is particularly useful for ADC sampling, serial communication, waveform generation, sensor acquisition, and other continuous data-transfer functions where reducing processor workload and power consumption is important. Integrated system functions include watchdog timers, real-time clock, internal and external clock support, brownout reset, programmable voltage detection, CRC calculation, hardware random-number generation, interrupt management, and extensive GPIO functionality. These integrated resources simplify complete embedded system implementation and reduce external component requirements. The STM32L4 platform provides extensive low-power operating modes for battery-operated and energy-sensitive equipment. Peripherals, clocks, and memory resources can be selectively managed to minimize current consumption while retaining the ability to wake rapidly in response to external events, timers, or communication activity. The STM32L431RCT6 is supplied in a 64-pin LQFP package measuring 10 × 10mm. The package provides a practical balance between compact PCB area, GPIO availability, peripheral connectivity, and straightforward automated surface-mount assembly. The T6 ordering designation corresponds to the LQFP package and an industrial temperature grade extending up to +85°C ambient operating temperature. The combination of an 80MHz ARM Cortex-M4 core with FPU, 256KB Flash, 64KB SRAM, advanced 12-bit analog peripherals, USB, CAN, multiple serial interfaces, extensive timers, DMA, and ultra-low-power operating modes makes the STM32L431RCT6 a versatile solution for high-performance embedded systems where processing capability and energy efficiency are both important. The STM32L431RCT6 is widely used in industrial control equipment, portable instrumentation, smart sensors, IoT nodes, data acquisition systems, medical and healthcare electronics, metering equipment, battery-powered devices, motor controllers, automation systems, human-machine interfaces, USB peripherals, CAN-connected equipment, environmental monitoring systems, security devices, wearable electronics, and general-purpose embedded control applications. |
| Product Group | Microcontroller |
| MOQ | 960 pcs |
| SPQ | 960 pcs |
| Figure/Case | 64-LQFP |
| Package | TRAY Pack |
 PDF Datasheet | |
| Ship From | Hong Kong |
| Shipment Way | DHL / Fedex / TNT / UPS / Others |
| Delivery Term | Ex-Works |
| Send RFQ | sales@signalhk.com |
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STM32L431RCT6
STM32L431RCT6