STM32L073RZI6TR

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: 1.65V to 3.6V
• Operating Temperature: -40°C to +85°C
• Digital I/O Pins: 51
• Analog Inputs: 12-bit ADC with up to 16 channels
• Communication Interfaces: USART, SPI, I2C, USB
• Timers: 16-bit and 32-bit timers
• Power Consumption: Ultra-low power mode with less than 0.4 µA in standby mode

Pin Configuration

The STM32L073RZI6TR microcontroller has a total of 64 pins. The pin configuration is as follows:

• Pin 1: VDD
• Pin 2: GND
• Pin 3: NRST
• Pin 4: PA0
• Pin 5: PA1
• ...
• Pin 64: PC14

For the complete pinout diagram, please refer to the datasheet.

Functional Features

• Low-power modes for energy-efficient operation
• Rich set of peripherals for various applications
• Flexible clocking options for optimized performance
• Advanced analog features for precise measurements
• Secure boot and memory protection mechanisms
• Real-time clock (RTC) for timekeeping applications
• DMA controller for efficient data transfers

Advantages and Disadvantages

Advantages

• Low-power consumption enables battery-powered applications
• High-performance ARM Cortex-M0+ core for efficient processing
• Rich peripheral set allows for versatile designs
• Secure boot and memory protection enhance system security
• Flexible clocking options optimize performance for different use cases

Disadvantages

• Limited flash memory and SRAM compared to higher-end microcontrollers
• LQFP64 package may not be suitable for space-constrained designs
• Lack of built-in wireless communication modules

Working Principles

The STM32L073RZI6TR microcontroller is based on the ARM Cortex-M0+ core architecture. It executes instructions fetched from flash memory and interacts with various peripherals to perform desired tasks. The low-power modes and advanced power management features allow the microcontroller to minimize energy consumption, making it ideal for battery-powered devices. The microcontroller can be programmed using various development tools and software frameworks.

Detailed Application Field Plans

The STM32L073RZI6TR microcontroller finds applications in a wide range of fields, including:

1. Internet of Things (IoT) devices: With its low-power consumption and rich peripheral set, the microcontroller is suitable for IoT edge devices such as smart sensors, wearable devices, and home automation systems.
2. Industrial automation: The microcontroller's robustness, real-time capabilities, and communication interfaces make it suitable for industrial control systems, motor control, and monitoring applications.
3. Consumer electronics: Its compact size, low-power operation, and flexible I/O make it suitable for various consumer electronic devices such as remote controls, fitness trackers, and portable devices.
4. Medical devices: The microcontroller's low-power features and analog capabilities make it suitable for medical devices like patient monitors, blood glucose meters, and portable diagnostic tools.

Detailed and Complete Alternative Models

1. STM32L072RZI6TR: Similar to STM32L073RZI6TR but with 128 KB of flash memory instead of 192 KB.
2. STM32L071RZI6TR: Similar to STM32L073RZI6TR but with 64 KB of flash memory instead of 192 KB.
3. STM32L053R8T6TR: Lower-end microcontroller with 64 KB of flash memory, suitable for cost-sensitive applications.

These alternative models offer different flash memory sizes to cater to specific application requirements while maintaining similar features and characteristics.

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