ATSAMD20E17A-ANT

Overview

The ATSAMD20E17A-ANT is an ARM microcontroller from the Microchip SAMD20 series, featuring a 32-bit ARM Cortex-M0+ core. It integrates 128 kB of Flash program memory and 16 kB of SRAM data RAM. The device operates with a maximum clock frequency of 48 MHz and supports a supply voltage range of 1.62 V to 3.63 V. It includes a 12-bit ADC with 10 channels and provides 26 general-purpose I/O pins. The component is housed in a 32-pin QFN package and is rated for an industrial operating temperature range of -40°C to +105°C.

Feature Summary

• Integrates a high-performance 32-bit ARM Cortex-M0+ processor core optimized for low-power applications.
• Includes on-chip non-volatile memory with 128 kB of self-programming Flash and 16 kB of static RAM.
• Features multiple communication peripherals including USART, SPI, and I2C interfaces for system connectivity.
• Provides analog conversion capabilities via a 12-bit Analog-to-Digital Converter with multiple input channels.

Applications

• Industrial control systems requiring robust performance across extended temperature ranges
• Consumer electronics utilizing low-power embedded processing
• Sensor interface modules leveraging integrated ADC and communication protocols

Procurement Notes

Verify the specific suffix 'ANT' against official Microchip documentation to confirm the tape-and-reel packaging configuration and moisture sensitivity level. Ensure that the procurement specifications align with the required operating temperature range and voltage parameters defined in the datasheet. Cross-reference the part number with current revision notices to avoid obsolete stock.

Selection Notes

Select this component when a balance of processing speed and power efficiency is required for compact designs. The 32-pin QFN package suits space-constrained PCB layouts. Consider the 10-channel ADC and available I/O count to ensure sufficient peripheral resources for the target application without needing external components.

Part Context

This microcontroller belongs to the SAM D20 family, which is designed for cost-sensitive and power-efficient applications. The series utilizes the ARM Cortex-M0+ architecture to deliver efficient code execution. The ATSAMD20E variant specifically denotes the pin count and memory configuration within the broader product line.

Replacement Considerations

Consult the official SAM D20 Family Datasheet for verified cross-reference information. Substitution requires matching the core architecture, memory size, package type, and electrical characteristics. Verify compatibility with existing firmware before implementing any alternative part numbers.