STMicroelectronics

STM32L471RET3

The STM32L471RET3 is a microcontroller unit (MCU) developed by STMicroelectronics, a global semiconductor company. It belongs to the STM32L4 series, which is designed for low-power applications and offers a good balance between performance, power consumption, and cost.

Description:

The STM32L471RET3 is a 32-bit ARM Cortex-M4 MCU with a 32 MHz CPU, 512 KB of flash memory, and 160 KB of RAM. It operates at a supply voltage range of 1.71 V to 3.6 V and has an operating temperature range of -40°C to +125°C. The device is available in a 176-ball LQFP (Low Profile Quad Flat Package) package.

Features:

1. Core: ARM Cortex-M4 with FPU (Floating Point Unit) running at up to 80 MHz.
2. Memory: 512 KB of flash memory and 160 KB of RAM.
3. Low Power: Ultra-low power consumption with a wide selection of low-power modes.
4. Connectivity: USB OTG (On-The-Go), I2C, SPI, and UART interfaces.
5. Analog peripherals: 3x 12-bit ADC (Analog-to-Digital Converter), 2x 12-bit DAC (Digital-to-Analog Converter), and operational amplifiers.
6. Timers: 2x 16-bit timers, 1x low-power timer, and 1x SysTick timer.
7. Security: Secure boot, trusted boot, and secure firmware upgrade.
8. Debug interface: SWD (Serial Wire Debug) and JTAG (Joint Test Action Group) interfaces.
9. Package: 176-ball LQFP (Low Profile Quad Flat Package).

Applications:

The STM32L471RET3 is suitable for a wide range of applications due to its low power consumption, performance, and versatility. Some potential applications include:

1. Battery-powered devices: IoT devices, wearables, and portable electronics.
2. Industrial automation: Sensors, actuators, and motor control systems.
3. Medical devices: Patient monitoring systems, diagnostic equipment, and portable medical devices.
4. Consumer electronics: Smart home devices, appliances, and multimedia systems.
5. Automotive: Infotainment systems, body control modules, and power management systems.
6. Energy management: Smart grid systems, energy monitoring, and renewable energy systems.

The STM32L471RET3's combination of low power consumption, performance, and a wide range of features make it an ideal choice for various applications, particularly those requiring energy efficiency and extended battery life.