company blog about ST STM32L071RBH6 High-Performance 32Bit 32MHz Single Core Arm Cortex-M0+ MCU​

ST STM32L071RBH6 High-Performance 32Bit 32MHz Single Core Arm Cortex-M0+ MCU​

Shenzhen Mingjiada Electronics Co., Ltd., as a globally renowned distributor of electronic components, consistently supplies the STM32L071RBH6—a high-performance 32-bit ARM Cortex-M0+ core microcontroller. Renowned for its exceptional performance and ultra-low power consumption, it holds a significant position in industrial control, smart home, and IoT devices.

【STM32L071RBH6 Product Features】

The STM32L071RBH6 is a microcontroller based on the high-performance Arm Cortex-M0+ 32-bit RISC core, operating at frequencies up to 32MHz.

The STM32L071RBH6 chip integrates extensive memory resources, including up to 192KB of flash program memory, 6KB of data EEPROM, and 20KB of RAM, providing ample space for complex applications.

The STM32L071RBH6 demonstrates exceptional energy efficiency with multiple low-power modes:

Standby mode power consumption: 0.29µA (3 wake-up pins)

Stop mode power consumption: 0.43µA (16 wake-up lines)

Operating mode power consumption as low as 93µA/MHz

【STM32L071RBH6 Memory Architecture and Capacity】

The STM32L071RBH6 offers balanced resource allocation in its memory configuration, meeting the demands of complex programmes and data storage.

This microcontroller integrates 128KB of Flash programme memory, providing ample space for application code.

Concurrently, it incorporates 20KB of SRAM, ensuring high-speed data read/write and processing efficiency.

Notably, the chip incorporates 6KB of EEPROM for storing critical data, eliminating the need for additional memory expansion chips.

This memory combination enables the STM32L071RBH6 to handle relatively complex tasks while maintaining simplicity in system design.

【STM32L071RBH6's Extensive Peripheral and Interface Resources】

The STM32L071RBH6 provides a rich array of peripheral resources, making it adaptable to diverse application scenarios.

For communication interfaces, the chip supports multiple protocols including I²C, IrDA, SPI, and UART/USART.

Specifically, it incorporates up to four USARTs (two of which support ISO 7816 and IrDA) and one low-power UART (LPUART), optimised specifically for low-power applications.

For analogue peripherals, the STM32L071RBH6 integrates a 12-bit ADC converter supporting up to 16 input channels, with a conversion rate of 1.14 Msps and hardware oversampling capability.

Additionally, it incorporates two ultra-low-power comparators, multiple timers (including the low-power timer LPTIM), and a watchdog timer.

The chip boasts 51 I/O pins, with the majority capable of withstanding 5V voltages, enhancing system compatibility and reliability.

【Technical Advantages of the STM32L071RBH6】

The STM32L071RBH6's ARM Cortex-M0+ core delivers high performance while achieving exceptionally low power consumption, representing its core competitive advantage over comparable products.

The integrated Memory Protection Unit (MPU) ensures secure system operation, while the 7-channel DMA controller significantly boosts data transfer efficiency.

Supporting a wide operating voltage range from 1.65V to 3.6V, the STM32L071RBH6 adapts to diverse power supply conditions.

Its industrial-grade operating temperature range of -40°C to 85°C ensures stable operation in demanding environments.

The STM32L071RBH6 is available in a compact 64-TFBGA (5x5) package, ideal for space-constrained PCB designs.

【STM32L071RBH6 Application Areas】

Within industrial control, the STM32L071RBH6 serves automation equipment, sensor networks, and motor control systems. Its extensive communication interfaces and robust processing capabilities meet industrial demands for real-time performance and reliability.

For smart home applications, the STM32L071RBH6's ultra-low power consumption makes it an ideal choice for battery-powered devices. It significantly extends battery life in smart home appliances and wearable technology.

Within automotive electronics, the STM32L071RBH6 is suitable for electronic control units (ECUs) and infotainment systems. Its 5V tolerant I/O and robust immunity to interference adapt to the demanding conditions of automotive electronics.