Overview
The STM32L071CZT6TR is an ultra-low-power microcontroller from STMicroelectronics, part of the STM32L0 series. It is based on the Arm Cortex-M0+ core, which offers a balance of high performance and low power consumption. This microcontroller is designed for applications requiring minimal energy usage while maintaining robust functionality.
With its comprehensive set of power-saving modes, the STM32L071CZT6TR is ideal for battery-powered devices and other low-power applications. It operates within a temperature range of -40 to 125 °C, making it suitable for a wide range of environments.
Key Specifications
| Specification | Value |
|---|---|
| Core | Arm Cortex-M0+ |
| Operating Frequency | Up to 32 MHz |
| Flash Memory | Up to 192 KB |
| SRAM | 20 KB |
| EEPROM | 6 KB |
| Power Supply | 1.65 V to 3.6 V |
| Operating Temperature | -40 to 125 °C |
| Package | LQFP48 (7x7 mm) |
| I/Os (High Current) | 37 |
| ADC | 12-bit, up to 16 channels |
| Comparators | 2 ultra-low-power comparators |
| SPI | Up to 6 SPI interfaces |
| USART | Up to 4 USART interfaces |
| I2S | 1 I2S interface |
| Timers | 11 timers (including 16-bit and 32-bit timers) |
Key Features
- Ultra-low-power platform: Features Standby mode with 0.29 µA (3 wakeup pins), Stop mode with 0.43 µA (16 wakeup lines), and Stop mode + RTC + 20-Kbyte RAM retention with 0.86 µA.
- Advanced power management: Includes ultra-safe, low-power BOR (brownout reset) with 5 selectable thresholds, ultra-low-power POR/PDR, and programmable voltage detector (PVD).
- Rich analog peripherals: Includes a 12-bit ADC with up to 16 channels, 2 ultra-low-power comparators, and a 7-channel DMA controller.
- Multiple communication interfaces: Supports USART, I2C, SPI, and I2S interfaces.
- Development support: Features serial wire debug support and a pre-programmed bootloader.
- High-performance core: Arm Cortex-M0+ core with up to 32 MHz operating frequency.
Applications
- Battery-powered devices: Ideal for applications requiring long battery life, such as wearable devices, IoT sensors, and portable medical devices.
- Industrial automation: Suitable for low-power industrial control systems and automation applications.
- Consumer electronics: Used in various consumer electronics that require low power consumption, such as smart home devices and energy-efficient appliances.
- Automotive systems: Can be used in automotive applications that demand low power and high reliability.
Q & A
- What is the core processor of the STM32L071CZT6TR?
The core processor is the Arm Cortex-M0+.
- What is the operating frequency of the STM32L071CZT6TR?
The operating frequency is up to 32 MHz.
- What is the power supply range of the STM32L071CZT6TR?
The power supply range is from 1.65 V to 3.6 V.
- What is the operating temperature range of the STM32L071CZT6TR?
The operating temperature range is from -40 to 125 °C.
- How many I/Os does the STM32L071CZT6TR have?
The STM32L071CZT6TR has up to 37 high-current I/Os.
- What types of communication interfaces does the STM32L071CZT6TR support?
The STM32L071CZT6TR supports USART, I2C, SPI, and I2S interfaces.
- Does the STM32L071CZT6TR have a built-in ADC?
Yes, it has a 12-bit ADC with up to 16 channels.
- What is the package type of the STM32L071CZT6TR?
The package type is LQFP48 (7x7 mm).
- Is the STM32L071CZT6TR RoHS compliant?
Yes, it is RoHS compliant and follows the Ecopack2 standard.
- What are some typical applications for the STM32L071CZT6TR?
Typical applications include battery-powered devices, industrial automation, consumer electronics, and automotive systems.
