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STM32L476RET6

Name: STM32L476RET6
Rating: 4.7 (12 reviews)

IC MCU 32BIT 512KB FLASH 64LQFP

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Mfr。パート #STM32L476RET6
パッケージ LQFP64
データシート STM32L476RET6 DataSheet
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仕様

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, SWPMI, UART/USART, USB OTG
Peripherals	Brown-out Detect/Reset, DMA, LCD, PWM, WDT
NumberofI/O	51
ProgramMemorySize	512KB (512K x 8)
ProgramMemoryType	FLASH
RAMSize	128K x 8
Voltage-Supply(Vcc/Vdd)	1.71V ~ 3.6V
DataConverters	A/D 16x12b; D/A 2x12b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	64-LQFP

概要

Description

The STM32L476RET6 is a microcontroller from STMicroelectronics, part of the STM32 family, which is based on the ARM Cortex-M4 architecture. It operates at a maximum clock speed of 80 MHz and features 1 MB of Flash memory and 128 KB of SRAM, making it suitable for a variety of embedded applications.
Key features include a low-power design ideal for battery-operated devices, integrated digital and analog peripherals, and a rich set of interfaces, such as I2C, SPI, USART, and USB. It also supports advanced features like a 12-bit ADC, DAC, and multiple timers. The STM32L476RET6 is particularly known for its low power consumption, with various power-saving modes, enabling extended operation in energy-sensitive applications.
Development can be facilitated using STM32CubeMX for configuration and STM32 HAL/LL libraries for firmware development. It is widely used in applications such as wearables, IoT devices, and medical equipment due to its balance of performance, power efficiency, and extensive support.

Features

The STM32L476RET6 is a microcontroller from STMicroelectronics, part of the STM32L4 series, designed for low-power applications. Key features include:
- Core: ARM Cortex-M4 with FPU, running at up to 80 MHz.
- Memory: 512 KB Flash, 128 KB SRAM.
- Power Efficiency: Ultra-low power consumption with various sleep modes.
- I/O Ports: Up to 37 GPIOs with multiple alternate functions.
- Analog: 12-bit ADC with up to 16 channels, 12-bit DAC, and comparators.
- Communication Interfaces: Multiple protocols including I2C, SPI, USART, CAN, and USB 2.0 OTG.
- Timers: Several general-purpose and advanced-control timers.
- Security Features: Hardware encryption and tamper detection.
- Operating Voltage: 1.7V to 3.6V.
- Temperature Range: -40°C to +105°C.
These features make the STM32L476RET6 suitable for applications in medical devices, wearables, and IoT solutions requiring efficient power management and robust performance.

Package

The STM32L476RET6 is packaged in a LQFP (Low-Profile Quad Flat Package) with 64 pins. It features a 10 mm x 10 mm footprint, designed for low-power applications in compact form factors.

Pinout

The STM32L476RET6 is a microcontroller from STMicroelectronics, featuring a 64-pin LQFP (Low-profile Quad Flat Package).
Key pin functions include:
- Power Supply: VDD, VSS pins for power and ground.
- Analog Inputs: Multiple ADC channels (e.g., PA0-PA5) for analog signal processing.
- Digital I/O: General-purpose I/O (GPIO) pins (e.g., PA0-PA15, PB0-PB15, PC0-PC15, PD0-PD15) for digital input/output operations.
- Communication Interfaces:
- USART (Universal Synchronous/Asynchronous Receiver-Transmitter) for serial communication.
- SPI (Serial Peripheral Interface) for synchronous data transfer.
- I2C (Inter-Integrated Circuit) for multi-master, multi-slave, packet-switched, single-ended, serial communication.
- Timers/Counters: Multiple timer inputs and outputs for generating PWM signals.
- Event System: External interrupt lines (e.g., EXTI) to handle external events.
- Debugging: SWD (Serial Wire Debug) interface.
This microcontroller is widely used in low-power applications due to its energy-efficient design.

Manufacturer

The STM32L476RET6 is manufactured by STMicroelectronics, a global semiconductor company headquartered in Geneva, Switzerland. STMicroelectronics specializes in the design and production of a wide range of semiconductor solutions, including microcontrollers, analog devices, and sensors, catering to various industries such as automotive, industrial, consumer electronics, and the Internet of Things (IoT). The STM32L476RET6 is part of the STM32 family of microcontrollers, known for its low power consumption and high performance, making it suitable for embedded applications and battery-operated devices. The company is recognized for its innovation and commitment to sustainability, focusing on developing technologies that promote energy efficiency and environmental responsibility.

Application

The STM32L476RET6 is commonly used in low-power applications, including wearable devices, health monitoring systems, smart home sensors, industrial automation, and IoT devices. It excels in battery-operated applications due to its energy efficiency. Other areas include environmental monitoring, remote control systems, and data logging in portable equipment, leveraging its features like advanced analog peripherals, communication interfaces, and rich connectivity options.

Equivalent

Equivalent products to the STM32L476RET6 include the STM32L4 series microcontrollers such as STM32L4R5, STM32L4R7, and STM32L4S5. Other alternatives may include similar low-power microcontrollers from the STM32L4 family, such as STM32L475, and competitors like the Microchip SAM L21 or the NXP LPC55S series, depending on specific requirements like power consumption, memory, and peripherals. Always verify compatibility based on your project's needs.