STM32L051T6Y6TR

Microcontrollers Overview

The STM32L051T6Y6TR is an ultra-low-power microcontroller based on the Arm Cortex-M0+ core, operating at a maximum frequency of 32 MHz. It features 32 Kbytes of Flash memory, 8 Kbytes of RAM, and 2 Kbytes of data EEPROM. The device supports a supply voltage range of 1.65 V to 3.6 V and operates within a temperature range of -40 °C to +125 °C. Key peripherals include a 12-bit ADC with hardware oversampling, two ultra-low-power comparators, multiple timers, and communication interfaces such as I2C, SPI, USART, and LPUART.

Microcontrollers Feature Summary

• Ultra-low-power architecture with standby mode current of 0.27 µA and stop mode current of 0.4 µA
• Integrated 12-bit analog-to-digital converter with hardware oversampling capability
• Comprehensive set of low-power modes including Standby, Stop, and Sleep for energy optimization
• Built-in real-time clock (RTC) with backup registers retained in Standby mode

Microcontrollers Applications

• Battery-powered portable devices requiring extended operational life
• Smart home sensors and actuators
• Wearable electronics and health monitoring devices
• Industrial control systems with strict power constraints

Microcontrollers Procurement Notes

Verify the specific package type and temperature grade corresponding to the suffix 'T6' against the official STMicroelectronics datasheet for the STM32L051x6/8 series. Ensure compatibility with your board's footprint and environmental requirements before procurement. Confirm that the ordering code matches the exact memory size and peripheral configuration required for your design.

Microcontrollers Selection Notes

Select this component when a balance of low cost, low power consumption, and sufficient processing power for simple control tasks is needed. The Cortex-M0+ core offers efficient execution for basic algorithms. Consider the available GPIO count and peripheral set against application needs. Verify that the 32 MHz clock speed meets timing requirements for communication interfaces.

Microcontrollers Part Context

This part belongs to the STM32L051x6/8 access line of ultra-low-power microcontrollers. It shares the same core architecture and peripheral set as other variants in the x6/x8 family, differing primarily in memory size and package options. The STM32L0 series is designed for applications where power efficiency is critical without sacrificing performance.

Microcontrollers Replacement Considerations

Direct substitutes within the STM32L051 family include STM32L051K6, STM32L051C6, and STM32L051R6, depending on package and memory requirements. Cross-family replacements like STM32L031 or STM32L011 may be considered if pinout and peripheral compatibility allow.