ATSAM4CMP16CA-AU

Overview

The ATSAM4CMP16CA-AU is an ARM microcontroller featuring the Cortex-M4 core, operating at a maximum clock frequency of 120 MHz. It integrates 1 MB of Flash program memory and 152 kB of data RAM within an LQFP-100 package. The device supports a 32-bit data bus width and includes a 10-bit ADC with six channels. It provides 52 I/O pins with 3.3 V I/O voltage levels. Power supply ranges from 1.08 V to 1.32 V, and it functions within an industrial temperature range of -40°C to +85°C.

Feature Summary

• Integrates hardware cryptographic acceleration for secure data processing
• Includes Memory Protection Unit (MPU) for system stability
• Supports multiple communication interfaces including I2C, SPI, and USART

Applications

• Industrial control systems requiring secure communication
• Smart metering applications with encryption needs
• Consumer electronics utilizing ARM Cortex-M4 performance

Procurement Notes

Verify component authenticity through authorized Microchip distributors or certified partners. Confirm the specific suffix 'AU' corresponds to the Lead-free and RoHS compliant variant. Check current lifecycle status as availability may be limited due to end-of-life conditions. Ensure ESD handling protocols are followed during procurement and storage.

Selection Notes

Select this model when 1 MB of non-volatile memory and 152 kB of RAM are required alongside hardware security features. The LQFP-100 package suits designs needing moderate pin counts with surface mount constraints. Verify that the 1.08 V to 1.32 V core voltage aligns with the target power architecture. Consider the 120 MHz speed for real-time processing tasks.

Part Context

This component belongs to the SAM4CM series, designed for high-performance embedded applications. It combines the efficiency of the Cortex-M4 processor with integrated security modules. The series targets markets demanding robust data protection and reliable operation in industrial environments.

Replacement Considerations

Consult official Microchip documentation for verified cross-references. No direct substitute part numbers are confirmed in public sources.