Overview
The STM32L452RET6TR is a high-performance, ultra-low-power microcontroller from STMicroelectronics, part of the STM32L4 series. It is based on the ARM® Cortex®-M4 core, operating at a speed of 80 MHz. This microcontroller is designed to offer advanced features and efficient power consumption, making it suitable for a wide range of embedded applications, including battery-operated devices.
Key Specifications
| Parameter | Value |
|---|---|
| Core Processor | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core |
| Speed | 80 MHz |
| Number of I/O | 52 |
| Program Memory Size | 512 KB (512K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 160 K x 8 |
| Operating Voltage | 1.71 V ~ 3.6 V |
| Operating Temperature | -40°C ~ 85°C |
| Package | 64-LQFP (10x10) |
| Connectivity | CANbus, I²C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, PWM, WDT |
| Data Converters | A/D 16x12b, D/A 1x12b |
| Timers | 5 x 16-bit, 1 x 32-bit |
| Integrated op-amps | 1 |
| Comparators | 2 |
| UART/USART | 1 |
| SPI | 3 |
| CAN (2.0) | 1 |
Key Features
- Ultra-Low Power Consumption: Designed for battery-operated devices, offering efficient power management.
- Advanced Connectivity: Supports various communication protocols such as CANbus, I²C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, UART/USART, and USB.
- Sophisticated Peripherals: Includes Brown-out Detect/Reset, DMA, PWM, and WDT for enhanced system functionality.
- Internal Oscillator: Reduces external component dependence, ensuring system robustness.
- High Data Bandwidth: Provides high data bandwidth through advanced peripherals.
- Flexibility and Compatibility: Supports a wide range of digital and analog I/O communications, making it highly compatible with existing systems and future expansions.
Applications
- Industrial Automation: Suitable for industrial control systems and automation.
- Consumer Electronics: Used in various consumer electronic devices requiring low power and high performance.
- Healthcare Devices: Ideal for medical devices that need reliable and efficient operation.
- Automotive Systems: Applied in automotive systems for control and monitoring functions.
- Internet of Things (IoT) Devices: Perfect for IoT applications due to its low power consumption and advanced connectivity options.
Q & A
- What is the core processor of the STM32L452RET6TR?
The core processor is the ARM® Cortex®-M4.
- What is the operating speed of the STM32L452RET6TR?
The operating speed is 80 MHz.
- How many I/O pins does the STM32L452RET6TR have?
The microcontroller has 52 I/O pins.
- What is the program memory size of the STM32L452RET6TR?
The program memory size is 512 KB (512K x 8).
- What is the operating voltage range of the STM32L452RET6TR?
The operating voltage range is 1.71 V ~ 3.6 V.
- What is the operating temperature range of the STM32L452RET6TR?
The operating temperature range is -40°C ~ 85°C.
- What types of connectivity does the STM32L452RET6TR support?
The microcontroller supports CANbus, I²C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, UART/USART, and USB.
- Does the STM32L452RET6TR have any integrated op-amps or comparators?
Yes, it has 1 integrated op-amp and 2 comparators.
- What are the key peripherals of the STM32L452RET6TR?
The key peripherals include Brown-out Detect/Reset, DMA, PWM, and WDT.
- In what package is the STM32L452RET6TR available?
The microcontroller is available in a 64-LQFP (10x10) package.
