STM32L151R6T6

Microcontrollers Overview

The STM32L151R6T6A is a 32-bit microcontroller based on the ARM Cortex-M3 core, operating at a maximum frequency of 32 MHz. It features 32 KB of Flash memory and 16 KB of RAM within a 64-pin LQFP package. The device supports a supply voltage range of 1.8 V to 3.6 V and includes embedded interfaces such as I2C, SPI, USART, and USB. It provides up to 51 input/output lines and operates within temperature ranges of -40°C to +85°C or -40°C to +105°C.

Microcontrollers Feature Summary

• Ultra-low-power platform with multiple power-saving modes including Standby and Stop.
• Integrated USB connectivity for communication applications.
• Capacitive sensing channels for touch sensing functionality.
• Real-time clock with sub-second counting and backup registers.

Microcontrollers Applications

• Low-power consumer electronics
• Industrial control systems
• Portable medical devices

Microcontrollers Procurement Notes

Verify the exact suffix (e.g., T6 vs T6A) against official STMicroelectronics documentation to ensure correct package and temperature grade specifications. Confirm RoHS compliance status and moisture sensitivity level requirements prior to procurement. Ensure compatibility with existing design constraints regarding pinout and peripheral availability.

Microcontrollers Selection Notes

Select this component when a balance of low power consumption and moderate processing performance is required. The inclusion of USB and capacitive sensing capabilities makes it suitable for interactive devices. Consider the specific temperature range and package options available within the STM32L151x6/8/B-A family variants.

Microcontrollers Part Context

This part belongs to the STM32L151x6/8/B-A series, which are ultra-low-power 32-bit MCUs. The series integrates the ARM Cortex-M3 core with high-speed embedded memories and an extensive range of enhanced I/Os and peripherals connected to two APB buses.

Microcontrollers Replacement Considerations

Check for STM32L151R6T6A or other suffixes within the same STM32L151x6/8/B-A family for potential pin-compatible alternatives with different memory sizes or temperature grades.