AM3358BZCZA80

Overview

The AM3358BZCZA80 is a microprocessor from the Texas Instruments Sitara family, featuring an ARM Cortex-A8 core. It operates at a maximum clock frequency of 800 MHz and utilizes a 32-bit data bus. The device is housed in a 324-pin PBGA package with a 15x15 mm footprint. Key memory specifications include 32 kB L1 instruction cache, 32 kB L1 data cache, and 256 kB L2 cache. It supports LPDDR, DDR2, DDR3, and DDR3L RAM controllers. Operating temperatures range from -40°C to +105°C, with I/O voltages of 1.8 V and 3.3 V.

Feature Summary

• Integrates Programmable Real-Time Unit and Industrial Communication Subsystem (PRU-ICSS) for deterministic real-time control applications.
• Includes a 3D graphics accelerator supporting OpenGL ES 2.0 and OpenVG 1.1 standards.
• Features integrated cryptographic engine and random number generator for hardware-accelerated security functions.

Applications

• Industrial automation and control systems
• Medical devices requiring high reliability
• Smart grid and energy management equipment

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status as indicated in official documentation. Check for specific suffix variations that may denote packaging or qualification differences. Ensure supply chain integrity to avoid counterfeit components. Review datasheet errata for known silicon revisions prior to final design implementation.

Selection Notes

Select this model when deterministic real-time performance via PRU-ICSS is required alongside standard processing tasks. Consider the 324-pin BGA package constraints for PCB layout and thermal management. Evaluate power consumption profiles against system requirements given the 1.1 V core voltage. Compare interface availability including CAN and Ethernet against specific application needs.

Part Context

This part belongs to the Texas Instruments Sitara AM335x series, designed for embedded applications requiring robust connectivity and real-time capabilities. The series integrates multiple peripherals on a single chip to reduce system complexity. It targets markets demanding industrial-grade reliability and extended temperature operation ranges.

Replacement Considerations

Check for AM3358 variants with different speed grades or packaging options. Verify compatibility with existing board layouts if substituting with other AM335x family members. Consult official substitution guides for pin-to-pin compatible alternatives within the Sitara portfolio.