ATSAMD20J15A-ANT

Overview

The ATSAMD20J15A-ANT is a microcontroller from the Microchip SAMD20 series, featuring an ARM Cortex-M0+ core. It provides 32 kB of Flash program memory and 4 kB of SRAM data memory. 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 52 general-purpose I/O pins and integrates multiple communication interfaces including I2C, SPI, UART, and USART. The unit is housed in a TQFP-64 package and is rated for an industrial operating temperature range of -40°C to +85°C.

Feature Summary

• Integrates an ARM Cortex-M0+ processor core for efficient code execution.
• Includes on-chip non-volatile Flash memory for program storage.
• Supports standard serial communication protocols for peripheral connectivity.
• Features a high-density pin count within a compact surface-mount package.

Applications

• General-purpose embedded control systems
• Industrial automation controllers
• Consumer electronic devices requiring low power operation

Procurement Notes

Verify the specific suffix 'ANT' corresponds to the TQFP-64 package and the -40°C to +85°C temperature grade when sourcing. Confirm that the component meets RoHS compliance requirements for your target market. Ensure the ordering quantity aligns with manufacturer packaging standards. Cross-reference the datasheet revision date to confirm technical specifications have not changed.

Selection Notes

Select this model when a balance of processing speed and pin count is required in a small form factor. The 48 MHz performance suits applications needing moderate computational throughput. Consider alternative packages like UFBGA or QFN if board space constraints differ. Verify that the 32 kB memory capacity is sufficient for the intended firmware size before finalizing the design.

Part Context

This component belongs to the SAMD20 family of 32-bit ARM-based microcontrollers designed by Microchip Technology. The family targets cost-sensitive applications requiring reliable performance. The J-series designation typically indicates specific memory configurations and package options within the broader product line.

FAQ

What is the maximum operating frequency of the ATSAMD20J15A-ANT?

The maximum clock frequency is 48 MHz.

Does this microcontroller support USB connectivity?

No, the documented interfaces are I2C, SPI, UART, and USART; USB is not listed as a supported interface for this specific part number.