Overview
The STM32L071CBT6TR is an ultra-low-power microcontroller from STMicroelectronics, part of the STM32L0 series. It is based on the Arm Cortex-M0+ 32-bit RISC core, operating at a frequency of up to 32 MHz. This microcontroller is designed for high power efficiency and is suitable for a wide range of low-power applications. It features a comprehensive set of power-saving modes, including Standby, Stop, and Sleep modes, making it ideal for battery-powered devices and energy-conscious designs.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm Cortex-M0+ 32-bit RISC core |
| Operating Frequency | Up to 32 MHz |
| Memory | Up to 192 Kbytes of Flash program memory, 20 Kbytes of RAM, 6 Kbytes of data EEPROM |
| Power Supply | 1.65 V to 3.6 V (down to 1.65 V at power down) |
| Operating Temperature | -40 °C to +125 °C |
| I/Os | Up to 84 fast I/Os (78 I/Os 5V tolerant) |
| Timers | 11 timers including 16-bit and 32-bit timers, SysTick, RTC, and watchdogs |
| Communication Interfaces | 4x USART, 2x SPI, 3x I2C, 1x UART (low power) |
| Analog Peripherals | 12-bit ADC up to 16 channels, 2x ultra-low-power comparators |
| Package | LQFP48 (7x7 mm) |
Key Features
- Ultra-low-power platform with multiple power-saving modes (Standby, Stop, Sleep)
- High-performance Arm Cortex-M0+ 32-bit RISC core
- Extensive range of enhanced I/Os and peripherals
- Integrated memories: up to 192 Kbytes of Flash, 20 Kbytes of RAM, 6 Kbytes of data EEPROM
- Advanced analog peripherals: 12-bit ADC, ultra-low-power comparators
- Multiple communication interfaces: USART, SPI, I2C, UART
- Internal voltage adaptation and several low-power modes
- Pre-programmed bootloader supporting USART, I2C, SPI
- Serial wire debug supported
Applications
- Battery-powered devices and energy-conscious designs
- IoT devices and smart home applications
- Industrial automation and control systems
- Medical devices requiring low power consumption
- Automotive systems, especially those requiring low power and high reliability
Q & A
- What is the core architecture of the STM32L071CBT6TR?
The core architecture is based on the Arm Cortex-M0+ 32-bit RISC core.
- What is the operating frequency of the STM32L071CBT6TR?
The operating frequency is up to 32 MHz.
- What are the memory specifications of the STM32L071CBT6TR?
It features up to 192 Kbytes of Flash program memory, 20 Kbytes of RAM, and 6 Kbytes of data EEPROM.
- What is the power supply range for the STM32L071CBT6TR?
The power supply range is from 1.65 V to 3.6 V (down to 1.65 V at power down).
- What are the operating temperature ranges for the STM32L071CBT6TR?
The operating temperature range is from -40 °C to +125 °C.
- What types of communication interfaces does the STM32L071CBT6TR support?
It supports USART, SPI, I2C, and UART (low power) interfaces.
- What are the key analog peripherals of the STM32L071CBT6TR?
The key analog peripherals include a 12-bit ADC up to 16 channels and 2x ultra-low-power comparators.
- Does the STM32L071CBT6TR have any power-saving modes?
Yes, it has multiple power-saving modes including Standby, Stop, and Sleep modes.
- What is the package type of the STM32L071CBT6TR?
The package type is LQFP48 (7x7 mm).
- Is the STM32L071CBT6TR suitable for battery-powered devices?
Yes, it is highly suitable for battery-powered devices due to its ultra-low-power features.
