Overview
The STM32L071C8T6 is an ultra-low-power microcontroller from STMicroelectronics, based on the Arm Cortex-M0+ 32-bit RISC core. This device is part of the STM32L071xx family, known for its high power efficiency and extensive range of enhanced I/Os and peripherals. It operates within a voltage range of 1.65 V to 3.6 V and supports a temperature range of -40 to 125 °C. The microcontroller is designed for a wide range of applications requiring low power consumption and high performance.
Key Specifications
| Parameter | Value |
|---|---|
| Core | Arm 32-bit Cortex-M0+ with MPU |
| Operating Frequency | From 32 kHz up to 32 MHz max. |
| Power Supply | 1.65 V to 3.6 V |
| Temperature Range | -40 to 125 °C |
| Flash Memory | Up to 192 Kbytes with ECC (2 banks with read-while-write capability) |
| RAM | 20 Kbytes |
| EEPROM | 6 Kbytes with ECC |
| Backup Register | 20 bytes |
| I/Os | Up to 84 fast I/Os (78 I/Os 5V tolerant) |
| Clock Sources | 1 to 25 MHz crystal oscillator, 32 kHz oscillator for RTC, high speed internal 16 MHz RC, internal low-power 37 kHz RC, internal multispeed low-power 65 kHz to 4.2 MHz RC |
| ADC | 12-bit ADC with hardware oversampling, up to 16 channels |
| Comparators | 2 ultra-low-power comparators |
| Timers | 11 timers including 16-bit and ultra-low-power timers, SysTick, RTC, and watchdogs |
| Communication Interfaces | Up to 3 I2Cs, 2 SPIs, 1 I2S, 4 USARTs, 1 low-power UART |
Key Features
- Ultra-low-power platform with multiple low-power modes (Standby, Stop, and Sleep modes)
- High-performance Arm Cortex-M0+ core with a maximum frequency of 32 MHz
- Extensive range of enhanced I/Os and peripherals, including timers, watchdogs, and communication interfaces
- Rich analog peripherals such as 12-bit ADC, ultra-low-power comparators, and RTC
- Support for serial wire debug and pre-programmed bootloader
- Ultra-safe, low-power BOR (brownout reset) and programmable voltage detector (PVD)
Applications
The STM32L071C8T6 is suitable for a variety of applications that require low power consumption and high performance. These include:
- IoT devices and smart sensors
- Industrial automation and control systems
- Medical devices and healthcare equipment
- Consumer electronics and wearable devices
- Automotive systems and telematics
Q & A
- What is the core architecture of the STM32L071C8T6?
The STM32L071C8T6 is based on the Arm 32-bit Cortex-M0+ core with an integrated memory protection unit (MPU). - What is the operating voltage range of the STM32L071C8T6?
The operating voltage range is from 1.65 V to 3.6 V. - What are the key low-power modes of the STM32L071C8T6?
The device features Standby, Stop, and Sleep modes to achieve ultra-low power consumption. - What types of communication interfaces are available on the STM32L071C8T6?
The device includes up to three I2Cs, two SPIs, one I2S, four USARTs, and one low-power UART. - What is the maximum frequency of the STM32L071C8T6?
The maximum operating frequency is up to 32 MHz. - What is the temperature range supported by the STM32L071C8T6?
The device operates within a temperature range of -40 to 125 °C. - What types of timers are available on the STM32L071C8T6?
The device includes 11 timers, including 16-bit and ultra-low-power timers, SysTick, RTC, and watchdogs. - Does the STM32L071C8T6 support serial wire debug?
Yes, the device supports serial wire debug. - What is the flash memory capacity of the STM32L071C8T6?
The device has up to 192 Kbytes of flash memory with ECC. - What are the key analog peripherals of the STM32L071C8T6?
The device features a 12-bit ADC with hardware oversampling, ultra-low-power comparators, and an RTC.
