STM32L073VZT6D

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices
• Characteristics: Low-power consumption, high performance, rich peripheral set
• Package: LQFP64
• Essence: ARM Cortex-M0+ core microcontroller
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Core: ARM Cortex-M0+ running at up to 32 MHz
• Flash Memory: 192 KB
• SRAM: 20 KB
• Operating Voltage: 1.65 V to 3.6 V
• Operating Temperature Range: -40°C to +85°C
• I/O Pins: 51
• Communication Interfaces: USART, SPI, I2C, USB, CAN, UART, LIN, IrDA, SDIO
• Analog-to-Digital Converter (ADC): 12-bit, up to 16 channels
• Timers: 16-bit and 32-bit timers, watchdog timer, real-time clock (RTC)
• Power Management: Low-power modes, voltage scaling, battery charging capability

Detailed Pin Configuration

The STM32L073VZT6D microcontroller has a total of 64 pins. The pin configuration is as follows:

• Pins 1 to 8: GPIO pins
• Pins 9 to 16: Analog input pins
• Pins 17 to 24: Communication interface pins (USART, SPI, I2C)
• Pins 25 to 32: Power supply and ground pins
• Pins 33 to 40: Timer and PWM output pins
• Pins 41 to 48: Additional GPIO pins
• Pins 49 to 56: External interrupt pins
• Pins 57 to 64: Power supply and ground pins

Functional Features

• Low-power consumption for extended battery life in portable devices
• High-performance ARM Cortex-M0+ core for efficient processing
• Rich peripheral set for versatile connectivity options
• Flexible power management features for optimized energy usage
• Extensive communication interfaces for seamless integration with other devices
• Advanced analog-to-digital converter for accurate sensor data acquisition
• Timers and real-time clock for precise timing and scheduling

Advantages and Disadvantages

Advantages

• Low-power consumption enables long battery life in battery-powered devices.
• High-performance core allows for efficient execution of complex tasks.
• Rich peripheral set provides flexibility in connecting to various external devices.
• Power management features optimize energy usage, reducing overall power consumption.
• Extensive communication interfaces facilitate seamless integration with other systems.
• Advanced analog-to-digital converter ensures accurate measurement of sensor data.
• Timers and real-time clock enable precise timing and scheduling.

Disadvantages

• Limited flash memory and SRAM compared to higher-end microcontrollers.
• May require additional external components for certain applications.
• Higher cost compared to lower-end microcontrollers with fewer features.

Working Principles

The STM32L073VZT6D microcontroller operates based on the ARM Cortex-M0+ architecture. It executes instructions stored in its flash memory and utilizes its rich peripheral set to interact with external devices. The low-power modes and voltage scaling features allow the microcontroller to adapt its power consumption according to the application's requirements, maximizing energy efficiency. The microcontroller communicates with other devices through its various communication interfaces, enabling seamless data exchange. The analog-to-digital converter converts analog signals from sensors into digital values for further processing. Timers and the real-time clock provide precise timing and scheduling capabilities.

Detailed Application Field Plans

The STM32L073VZT6D microcontroller finds applications in various fields, including:

1. Internet of Things (IoT): The low-power consumption and rich peripheral set make it suitable for IoT devices that require long battery life and connectivity options.
2. Home Automation: The microcontroller can be used to control and monitor smart home devices, such as lighting systems, thermostats, and security systems.
3. Wearable Devices: Its small form factor and low-power consumption make it ideal for wearable devices like fitness trackers, smartwatches, and medical monitoring devices.
4. Industrial Automation: The microcontroller's high performance and communication interfaces enable it to control and monitor industrial automation systems, such as PLCs and motor control units.
5. Smart Agriculture: It can be utilized in agricultural applications for monitoring soil moisture, temperature, and controlling irrigation systems.

Detailed and Complete Alternative Models

• STM32L071KBT6: Similar features but with a smaller package (LQFP48)
• STM32L072CZT6: Higher flash memory capacity (256 KB) and additional communication interfaces
• STM32L053