Overview
The STM32L081CZT6 is a microcontroller from STMicroelectronics, part of the STM32L0 series. This device is built on the ultra-low-power Arm® Cortex®-M0+ core, making it highly efficient for battery-powered applications and other power-sensitive designs. The microcontroller features a comprehensive set of peripherals and interfaces, along with advanced power management capabilities, ensuring minimal energy consumption without compromising performance.
Key Specifications
| Specification | Value |
|---|---|
| Core | Arm® 32-bit Cortex®-M0+ |
| Maximum Clock Frequency | 32 MHz |
| Flash Memory | Up to 192 KB |
| SRAM | 20 KB |
| EEPROM | 6 KB |
| Supply Voltage Range | 1.65 V to 3.6 V |
| Operating Temperature Range | -40°C to 125°C |
| Number of I/Os | Up to 40 I/Os (31 I/Os 5V tolerant) |
| ADC Resolution | 12-bit, up to 16 channels |
| Communication Interfaces | USART, I2C, SPI, UART (low power) |
| Package Type | LQFP48 (7x7 mm) |
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 run mode with down to 93 µA/MHz.
- Advanced Power Management: Includes ultra-safe, low-power BOR (brownout reset), ultra-low-power POR/PDR, and programmable voltage detector (PVD).
- Rich Analog Peripherals: Includes 12-bit ADC with up to 16 channels, ultra-low-power comparators, and temperature sensor.
- Multiple Communication Interfaces: Supports USART, I2C, SPI, and low-power UART, along with AES hardware encryption engine.
- Development Support: Features serial wire debug supported and pre-programmed bootloader for USART, I2C, and SPI.
Applications
- Battery-Powered Devices: Ideal for applications requiring low power consumption such as smart meters, fitness trackers, and other wearable devices.
- Industrial Automation: Suitable for use in industrial control systems, sensors, and actuators due to its robust and reliable performance.
- Consumer Electronics: Can be used in various consumer electronics such as home appliances, remote controls, and gaming devices.
- Medical Devices: Applicable in medical devices that require low power and high reliability, such as portable health monitors and diagnostic equipment.
Q & A
- What is the core architecture of the STM32L081CZT6?
The STM32L081CZT6 is based on the Arm® 32-bit Cortex®-M0+ core.
- What is the maximum clock frequency of the STM32L081CZT6?
The maximum clock frequency is 32 MHz.
- What is the range of the supply voltage for the STM32L081CZT6?
The supply voltage range is from 1.65 V to 3.6 V.
- What types of memory does the STM32L081CZT6 have?
The device features up to 192 KB of Flash memory, 20 KB of SRAM, and 6 KB of EEPROM.
- What are the key power-saving features of the STM32L081CZT6?
Key features include standby mode with 0.29 µA, stop mode with 0.43 µA, and run mode with down to 93 µA/MHz.
- What communication interfaces are supported by the STM32L081CZT6?
The device supports USART, I2C, SPI, and low-power UART.
- Does the STM32L081CZT6 have any hardware encryption capabilities?
Yes, it includes a hardware AES 128-bit encryption engine.
- What is the operating temperature range of the STM32L081CZT6?
The operating temperature range is from -40°C to 125°C.
- What package types are available for the STM32L081CZT6?
The device is available in LQFP48 (7x7 mm) package among others.
- Does the STM32L081CZT6 support serial wire debugging?
Yes, it supports serial wire debug.
