STM32L041K6U6D

Microcontrollers Overview

The STM32L041K6U6D is an ultra-low-power microcontroller from the STM32L041x6 access line, featuring a 32-bit Arm Cortex-M0+ core operating at 32 MHz. It integrates 32 Kbytes of Flash memory, 8 Kbytes of RAM, and 1 Kbyte of data EEPROM. The device supports a supply voltage range of 1.8 V to 3.6 V (down to 1.65 V at power down) and operates within a temperature range of -40 °C to +125 °C. Key peripherals include one 12-bit ADC with hardware oversampling, two comparators, AES encryption, LPTIM, three general-purpose timers, RTC, I2C, SPI, USART, and LPUART interfaces.

Microcontrollers Feature Summary

• Ultra-low-power architecture with multiple low-power modes including Standby and Stop for optimized energy consumption
• Integrated security features including hardware AES coprocessor for data protection
• Comprehensive analog and timer peripherals supporting precise measurement and control tasks
• Flexible communication interfaces enabling connectivity with various external devices and sensors

Microcontrollers Applications

• Battery-powered wearable electronics and health monitoring devices
• Smart home sensors and IoT endpoint nodes
• Industrial control systems requiring robust operation in wide temperature ranges
• Security applications utilizing hardware-based encryption capabilities

Microcontrollers Procurement Notes

Verify the complete part number against official STMicroelectronics documentation to ensure correct package type and temperature grade. Confirm that the specific suffix matches the required pinout and operational specifications. Cross-reference with authorized distributors to validate authenticity and avoid counterfeit components. Ensure compliance with RoHS and other relevant regulatory standards for your target market.

Microcontrollers Selection Notes

Select this component when designing applications that demand minimal power consumption without sacrificing processing capability. The Cortex-M0+ core offers sufficient performance for simple control loops while maintaining low active current. Consider the integrated peripherals to reduce external component count. Evaluate the available low-power modes to maximize battery life in portable designs.

Microcontrollers Part Context

This microcontroller belongs to the STM32L0 series, which is categorized as an ultra-low-power family by STMicroelectronics. It targets cost-sensitive applications requiring efficient power management. The device shares architectural similarities with other members of the L0 family but offers specific memory sizes and peripheral configurations tailored for entry-level ultra-low-power needs.

Microcontrollers Replacement Considerations

Direct substitutes within the same package and pinout may include other variants from the STM32L041x6 family with different memory capacities or package options. Verify compatibility regarding peripheral availability and electrical characteristics before substitution.