Overview
The STM32L073VZT6U is an ultra-low-power microcontroller from STMicroelectronics, based on the Arm Cortex-M0+ core. This device is part of the STM32L0 series, known for its high performance and low power consumption, making it ideal for battery-powered devices and applications requiring minimal energy usage.
The microcontroller features advanced peripherals and a comprehensive set of power-saving modes, ensuring efficient operation in various environments. It is packaged in a 100-pin LQFP (14x14 mm) package, providing a balance between functionality and space efficiency.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm 32-bit Cortex-M0+ |
| Maximum Frequency | Up to 32 MHz |
| Flash Memory | Up to 192 KB with ECC (2 banks with read-while-write capability) |
| SRAM | 20 KB |
| EEPROM | 6 KB with ECC |
| Power Supply | 1.65 V to 3.6 V |
| Temperature Range | -40°C to 125°C |
| Low Power Modes | Standby: 0.29 µA, Stop: 0.43 µA, Stop + RTC + 20-Kbyte RAM retention: 0.86 µA |
| ADC | 12-bit, up to 16 channels, 1.14 Msps |
| DAC | 2 x 12-bit channels with output buffers |
| Communication Interfaces | USB 2.0, USART, UART, SPI, I2C |
| Package | 100-pin LQFP (14x14 mm) |
Key Features
- Ultra-low-power platform: Features multiple power-saving modes including Standby, Stop, and low-power Run mode.
- Advanced Peripherals: Includes 12-bit ADC, 12-bit DACs, ultra-low-power comparators, and capacitive sensing channels.
- High-speed Interfaces: Supports USB 2.0, USART, UART, SPI, and I2C interfaces.
- Memory and Storage: Up to 192 KB of Flash memory, 20 KB of SRAM, and 6 KB of EEPROM.
- Security Features: Includes true RNG, firewall protection, and a CRC calculation unit.
- Development Support: Supports serial wire debug and has a pre-programmed bootloader for USB and USART.
Applications
- Battery-Powered Devices: Ideal for devices that require long battery life, such as smart meters, fitness trackers, and wireless sensors.
- Industrial Automation: Suitable for low-power industrial control systems and IoT devices.
- Consumer Electronics: Used in various consumer electronics requiring low power consumption, such as remote controls and home automation devices.
- Medical Devices: Applicable in medical devices that need low power and high reliability, such as portable health monitors.
Q & A
- What is the core architecture of the STM32L073VZT6U?
The core architecture is based on the Arm 32-bit Cortex-M0+.
- What is the maximum frequency of the STM32L073VZT6U?
The maximum frequency is up to 32 MHz.
- What are the power supply voltage ranges for the STM32L073VZT6U?
The power supply voltage ranges from 1.65 V to 3.6 V.
- What are the low power modes available in the STM32L073VZT6U?
The device features Standby, Stop, and low-power Run modes, with specific current consumptions for each mode.
- Does the STM32L073VZT6U support USB?
Yes, it supports USB 2.0 with crystal-less operation and battery charging detection.
- What types of ADC and DAC are available on the STM32L073VZT6U?
The device includes a 12-bit ADC with up to 16 channels and 2 x 12-bit DAC channels with output buffers.
- What is the package type and size of the STM32L073VZT6U?
The device is packaged in a 100-pin LQFP (14x14 mm).
- Does the STM32L073VZT6U have any security features?
Yes, it includes true RNG, firewall protection, and a CRC calculation unit.
- What development tools are supported by the STM32L073VZT6U?
The device supports serial wire debug and has a pre-programmed bootloader for USB and USART.
- What are some typical applications for the STM32L073VZT6U?
Typical applications include battery-powered devices, industrial automation, consumer electronics, and medical devices.
