STM32L471VET6TR Datasheet Summary

1. Device Overview

The STM32L471VET6TR is a microcontroller from STMicroelectronics, featuring an ultra-low-power Arm® Cortex®-M4 32-bit RISC core with a Floating Point Unit (FPU). It operates at a frequency of up to 80 MHz and is designed for applications requiring high performance and low power consumption.

2. Key Features

2.1 Processor and Memory

• Core: Arm® Cortex®-M4 with FPU, supporting DSP instructions and an Adaptive Real-Time Memory Accelerator (ART Accelerator™) for enhanced performance.
• Flash Memory: Up to 1 MB, with two banks for read-while-write operations.
• SRAM: 128 KB, including 32 KB with hardware parity check.

2.2 Power Management

• Supply Voltage: 1.71 V to 3.6 V.
• Operating Temperature: -40 °C to 85/105/125 °C.
• Low-Power Modes: Multiple modes including Sleep, Low-Power Run/Sleep, Stop, Standby, and Shutdown.
• Current Consumption: As low as 300 nA in VBAT mode and 100 μA/MHz in Run mode.

2.3 Peripherals

• Timers: Up to 114 fast I/Os, with multiple general-purpose and advanced control timers.
• Communication Interfaces: Multiple USARTs, UARTs, SPIs, I2Cs, CAN, SDMMC, SAI, and more.
• Analog Peripherals: 3x 12-bit ADCs, 2x 12-bit DACs, 2x operational amplifiers, and 2x comparators.
• Touch Sensing: Up to 24 capacitive sensing channels.

2.4 Development Support

• Debugging: Serial Wire Debug (SWD) and JTAG support.
• Trace: Embedded Trace Macrocell™ for detailed debugging and profiling.

3. Package Information

• Package Type: LQFP100 (14 x 14 mm).
• Pin Count: 100 pins.

4. Ordering Information

• Part Number: STM32L471VET6TR.
• Temperature Range: -40 °C to 105 °C.
• Package: LQFP100.

5. Applications

The STM32L471VET6TR is suitable for a wide range of applications, including but not limited to:

• Consumer Electronics: Smart home devices, wearable technology.
• Industrial Automation: Sensor networks, motor control.
• Medical Devices: Portable medical equipment, health monitoring devices.
• IoT: Low-power IoT nodes, smart metering.

6. Documentation

For detailed specifications and additional information, refer to the STM32L471xx reference manual (RM0351) available on the STMicroelectronics website.

7. Compliance

The STM32L471VET6TR is compliant with various industry standards, including IEC 61000-4-2 for ESD and IEC 61000-4-4 for fast transient burst immunity.

This summary provides a comprehensive overview of the STM32L471VET6TR microcontroller, highlighting its key features, power management capabilities, peripheral support, and development tools. For more detailed information, please refer to the official datasheet.