STM32L451RET6

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STM32L451RET6

IC MCU 32BIT 512KB FLASH 64LQFP

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Thông số kỹ thuật

Package Tray
Series STM32L4
ProductStatus Active
CoreProcessor ARM® Cortex®-M4
CoreSize 32-Bit Single-Core
Speed 80MHz
Connectivity CANbus, I²C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, UART/USART
Peripherals Brown-out Detect/Reset, DMA, PWM, WDT
NumberofI/O 52
ProgramMemorySize 512KB (512K x 8)
ProgramMemoryType FLASH
RAMSize 160K x 8
Voltage-Supply(Vcc/Vdd) 1.71V ~ 3.6V
DataConverters A/D 16x12b; D/A 1x12b
OscillatorType Internal
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 64-LQFP

Tổng quan

Description

The STM32L451RET6 is a low-power microcontroller from STMicroelectronics, part of the STM32L4 series. It features an ARM Cortex-M4 core running at up to 80 MHz, providing efficient processing with a floating-point unit (FPU) for enhanced mathematical operations. This microcontroller includes 256 KB of Flash memory and 64 KB of RAM, accommodating a variety of applications.
Key features include multiple low-power modes, an extensive set of peripherals (USART, I2C, SPI, ADC), and a 12-bit analog-to-digital converter, making it ideal for battery-operated devices. The STM32L451RET6 also supports advanced security features, including a hardware cryptographic accelerator.
Additionally, it offers a rich development ecosystem with STM32Cube, simplifying software development and integration. Its combination of performance, low power consumption, and robust features makes it suitable for applications in IoT, wearables, and medical devices, where energy efficiency and processing capability are critical.

Features

The STM32L451RET6 is a low-power microcontroller from STMicroelectronics, part of the STM32L4 series. Key features include:
- Core: ARM Cortex-M4 with FPU, running up to 80 MHz.
- Flash Memory: 256 KB.
- SRAM: 64 KB.
- Low Power Modes: Multiple low-power modes for energy efficiency, including Sleep, Stop, and Standby.
- Operating Voltage: 1.65V to 3.6V.
- Peripheral Interfaces:
- Up to 3 USART, 3 SPI, and 2 I2C interfaces.
- USB 2.0 full-speed interface.
- ADC: 12-bit, up to 16 channels with a maximum sampling rate of 1 MSPS.
- Timers: Several timers including basic, advanced control, and watchdog timers.
- Communication: CAN, I2S, and more for versatile connectivity.
- Environmental: -40°C to 105°C operating temperature range.
This microcontroller is well-suited for applications requiring low power consumption, such as wearables and IoT devices.

Package

The STM32L451RET6 is packaged in a LQFP (Low-Profile Quad Flat Package) with 64 pins. It features a 10 x 10 mm dimension and is designed for low-power applications.

Pinout

The STM32L451RET6 is a microcontroller from STMicroelectronics' STM32L4 series, featuring a 64-pin LQFP (Low-Profile Quad Flat Package) form factor. It has a range of functions, including:
- General-purpose I/O (GPIO): Multiple pins can be configured as input or output.
- Analog functions: Includes ADC (12-bit), DAC, and comparators.
- Communication interfaces: Supports USART, SPI, I2C, and USB.
- Timers: Multiple general-purpose timers and advanced control timers for various applications.
- Low-power modes: Designed for energy-efficient applications, with several low-power states.
The STM32L451RET6 also includes features like an embedded flash memory (up to 256 KB), SRAM (up to 64 KB), and a flexible clock system. It's suited for applications in wearables, smart meters, and other low-power devices.

Manufacturer

The STM32L451RET6 is manufactured by STMicroelectronics, a global semiconductor company headquartered in Geneva, Switzerland. STMicroelectronics specializes in the design, development, and manufacturing of a wide range of semiconductor products, including microcontrollers, sensors, analog devices, and power management solutions. The company serves various industries, such as automotive, industrial, consumer electronics, and communications, and is known for its commitment to innovation and sustainable technology. The STM32L451 series specifically targets low-power applications, making it suitable for battery-operated devices and IoT solutions.

Application

The STM32L451RET6 microcontroller is ideal for low-power applications, including wearable devices, medical equipment, smart home sensors, and IoT devices. Its features support energy-efficient operation, making it suitable for battery-operated systems. Additionally, it is used in industrial automation, environmental monitoring, and portable consumer electronics, leveraging its advanced connectivity options and processing capabilities.

Equivalent

Equivalent products to the STM32L451RET6 chip include the STM32L433RET6 and STM32L476RET6, as they share similar core architecture and features. Other alternatives may include the STM32L4 series chips with comparable specifications, such as the STM32L471RET6, depending on specific application requirements like power consumption, memory size, and peripherals. Always verify compatibility based on your project's needs.

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