ATMSL3162BT

Overview

The ATMSL3162BT is a high-performance, low-power microcontroller unit (MCU) from Microchip Technology's SAM L21 series. It features an ARM Cortex-M0+ core operating at up to 48 MHz. The device integrates 256 KB of Flash memory and 32 KB of SRAM. Key peripherals include multiple USARTs, SPI interfaces, I2C controllers, and analog-to-digital converters (ADCs). It supports various low-power modes to optimize energy consumption for battery-operated applications.

Feature Summary

• Integrated ARM Cortex-M0+ processor for efficient code execution
• Comprehensive peripheral set including communication interfaces and timers
• Advanced power management capabilities with multiple sleep modes
• Built-in analog peripherals for sensor interfacing

Applications

• Wearable devices requiring low power consumption
• Industrial control systems with limited space
• Smart home automation sensors
• Portable medical devices

Procurement Notes

Verify the specific package type and temperature grade required for your application. Ensure compatibility with existing PCB footprints and design tools. Confirm that the selected variant meets all regulatory standards for your target market. Check for any recent revisions or updates to the datasheet that may affect pinout or functionality.

Selection Notes

Consider the memory requirements and peripheral needs when selecting this MCU. Evaluate the power consumption profiles against your battery life expectations. Assess the development ecosystem support, including compilers and debuggers. Compare performance metrics with other MCUs in the same family to ensure optimal fit.

Part Context

This component belongs to Microchip's SAM L21 family, designed for ultra-low power applications. It shares architectural similarities with other Cortex-M0+ based MCUs but offers unique peripheral configurations. The series is known for its balance between performance and energy efficiency, making it suitable for IoT and mobile devices.

Replacement Considerations

Direct substitutes within the SAM L21 family should be evaluated for pin compatibility and feature parity. Cross-reference part numbers with official Microchip documentation to confirm functional equivalence. Consider alternative manufacturers only if they offer comparable specifications and support.