ATSAM4SD32CA-CUR

Overview

The ATSAM4SD32CA-CUR is a 32-bit microcontroller from the SAM4S family, manufactured by Microchip Technology. It integrates an ARM Cortex-M4 processor core with single-cycle multiplication and hardware division capabilities. The device features 32 MB of embedded Flash memory and 1 MB of SRAM. It operates at clock frequencies up to 120 MHz and supports industrial temperature ranges within a TFBGA-100 package.

Feature Summary

• Integrates dual-core architecture combining ARM Cortex-M4 and Cortex-M0 processors for efficient task separation
• Includes dedicated cryptographic engine supporting AES, DES, Triple DES, RSA, ECC, and SHA algorithms
• Provides flexible connectivity options via multiple serial communication interfaces including SPI, I2C, and USART

Applications

• Trusted Platform Module (TPM) implementations requiring secure key storage
• Industrial control systems needing robust real-time processing
• Smart energy metering applications demanding high security standards

Procurement Notes

Verify component authenticity through authorized Microchip distributors or direct factory channels. Confirm package marking and lot traceability against official datasheets. Ensure handling procedures comply with moisture sensitivity level requirements during storage and assembly processes.

Selection Notes

Select this model when design requirements demand high-capacity non-volatile memory combined with advanced hardware security features. The dual-core structure allows separation of real-time control tasks from complex application logic. Verify pin compatibility and thermal performance for the target PCB layout before finalizing the bill of materials.

Part Context

This component belongs to the SAM4S series of ARM-based microcontrollers designed for cost-sensitive yet performance-critical embedded applications. The SAM4S line emphasizes integration of security peripherals alongside standard peripheral sets, targeting markets such as consumer electronics and industrial automation where data integrity is paramount.

Replacement Considerations

Consult Microchip documentation for cross-reference lists. Alternative parts may include other SAM4S variants with differing memory sizes or package types. Ensure functional equivalence in core architecture and peripheral availability before substitution.