STM32L072CBY6TR

Product Overview

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

Specifications

• Core: ARM Cortex-M0+ running at up to 32 MHz
• Flash memory: 192 KB
• SRAM: 20 KB
• Operating voltage range: 1.65V to 3.6V
• Operating temperature range: -40°C to +85°C
• GPIO pins: 37
• Communication interfaces: USART, SPI, I2C, USB
• Analog-to-Digital Converter (ADC): 12-bit, up to 16 channels
• Timers: 16-bit and 32-bit timers available
• Power supply: Multiple low-power modes for energy efficiency

Detailed Pin Configuration

The STM32L072CBY6TR microcontroller has a total of 64 pins. The pin configuration is as follows:

• Pins 1 to 8: General-purpose I/O (GPIO)
• Pins 9 to 16: Analog input channels (ADC)
• Pins 17 to 24: Communication interfaces (USART, SPI, I2C)
• Pins 25 to 32: Timers (16-bit and 32-bit)
• Pins 33 to 40: Power supply and ground pins
• Pins 41 to 48: Additional GPIO and communication pins
• Pins 49 to 56: External interrupt pins
• Pins 57 to 64: Reserved for future use

Functional Features

• Low power consumption: The STM32L072CBY6TR is designed for low-power applications, making it suitable for battery-powered devices and energy-efficient systems.
• High performance: The ARM Cortex-M0+ core provides efficient processing capabilities, enabling the microcontroller to handle complex tasks.
• Rich peripherals: The microcontroller offers a wide range of peripherals, including communication interfaces (USART, SPI, I2C), timers, and an ADC, allowing for versatile system designs.

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life in portable devices. - High-performance ARM Cortex-M0+ core enables efficient processing. - Rich peripheral set allows for flexible system designs. - Wide operating voltage range enhances compatibility with various power sources.

Disadvantages: - Limited flash memory and SRAM compared to higher-end microcontrollers. - Less suitable for applications requiring extensive computational power.

Working Principles

The STM32L072CBY6TR operates based on the ARM Cortex-M0+ architecture. It executes instructions stored in its flash memory and interacts with external components through its GPIO pins and communication interfaces. The microcontroller can be programmed using various development tools and software, allowing developers to create custom applications and firmware.

Detailed Application Field Plans

The STM32L072CBY6TR is widely used in various application fields, including but not limited to:

1. Internet of Things (IoT) devices: The low power consumption and rich peripherals make it ideal for IoT applications such as smart home devices, environmental monitoring systems, and wearable devices.
2. Industrial automation: The microcontroller's high performance and communication interfaces enable it to control and monitor industrial processes, machinery, and sensors.
3. Consumer electronics: It can be utilized in products like remote controls, gaming consoles, and audio devices due to its low power consumption and versatile features.

Detailed and Complete Alternative Models

1. STM32L071CBT6: Similar to STM32L072CBY6TR but with a different package (LQFP48) and fewer GPIO pins.
2. STM32L073RZT6: Offers more flash memory (192 KB) and SRAM (20 KB) compared to STM32L072CBY6TR, suitable for applications requiring larger storage capacity.

(Note: The above alternative models are just examples; there are several other alternatives available in the STM32L0 series.)

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