ATSAMD51P20A-CTUT

Overview

The ATSAMD51P20A-CTUT is an ARM Cortex-M4F microcontroller from the Microchip SAMD51 family, housed in a TQFP-128 package. It features a maximum clock frequency of 120 MHz, 1 MB of program memory, and 256 KB of data RAM. The device provides 99 I/O lines, a 12-bit ADC resolution, and operates within a voltage range of 1.71 V to 3.63 V across an industrial temperature range of -40 °C to +125 °C.

Feature Summary

• Integrates an ARM Cortex-M4F core with hardware floating-point unit for efficient digital signal processing.
• Includes built-in USB functionality without requiring external components.
• Supports flexible I/O pin control with configurable drive strengths and pull-up/pull-down resistors.

Applications

• Industrial automation controllers
• Consumer electronics devices
• IoT sensor nodes

Procurement Notes

Verify the specific suffix CTUT against official Microchip documentation to confirm tape-and-reel packaging and quantity specifications. Ensure the component meets RoHS compliance requirements for your target market. Cross-reference the datasheet revision to validate all electrical characteristics before finalizing procurement orders.

Selection Notes

Select this part when a balance of high-performance processing and extensive connectivity is required. The SAMD51 series offers a cost-effective alternative to higher-end families while maintaining compatibility with existing development tools. Evaluate peripheral availability against application needs to ensure optimal resource utilization.

Part Context

This component belongs to the SAMD51 family, designed for applications demanding high performance and low power consumption. It shares architectural similarities with the ATSAME51 series but differs in specific peripheral configurations such as Ethernet or CAN FD support. Developers familiar with the SAM D5x/E5x ecosystem can leverage shared codebases and reference designs.

Replacement Considerations

ATSAMD51P20A-AU: Pin-compatible alternative in a different package type.

FAQ

Does the ATSAMD51P20A include Ethernet or CAN FD peripherals?

No, the ATSAMD51P20A does not include Ethernet or CAN FD interfaces, distinguishing it from other members of the SAMD51 family like the ATSAME54.

What is the maximum operating temperature for this MCU?

The maximum operating temperature for the ATSAMD51P20A is +125 °C, suitable for industrial environments.