OMAPL138EZCEA3E

Microprocessors Overview

The OMAPL138EZCEA3E is a digital signal processor and controller from the Texas Instruments OMAP-L138 series. It features a dual-core architecture combining an ARM926EJ-S core and a C674x DSP core, both operating at a maximum clock frequency of 375 MHz. The device is housed in a 361-pin PBGA package with surface mount installation. It supports fixed and floating-point instruction types and operates on a 1.2 V supply voltage with 1.8 V or 3.3 V I/O voltages. The component includes 8 kB of data RAM, 64 kB of data ROM, and L1 cache memory configurations of 16 kB or 32 kB for both instruction and data storage. It delivers 2746 MFLOPS performance and interfaces via I2C, Parallel, SPI, and USB.

Microprocessors Feature Summary

• Dual-core heterogeneous processing integrating ARM926EJ-S application control and C674x DSP signal processing capabilities.
• Supports both fixed-point and floating-point arithmetic operations for versatile computational tasks.
• Integrated memory hierarchy including configurable L1 caches, dedicated data RAM, and data ROM.
• Comprehensive peripheral interface set encompassing serial communication protocols and universal serial bus connectivity.

Microprocessors Applications

• Automatic detection systems for PC104 motherboards utilizing embedded test architectures
• Embedded hardware platforms requiring simultaneous application management and real-time data processing
• Multimedia and communication applications demanding high-performance digital signal processing

Microprocessors Procurement Notes

Verify component authenticity through authorized distribution channels as this specific part number indicates a discontinued status within certain market segments. Confirm package integrity and moisture sensitivity level handling requirements prior to assembly. Cross-reference datasheet revisions to ensure compatibility with existing design specifications and regulatory compliance standards for industrial deployment.

Microprocessors Selection Notes

Evaluate the dual-core architecture suitability for applications requiring parallel execution of operating system tasks and intensive signal processing algorithms. Consider the 375 MHz operational frequency against thermal constraints within the -40°C to +105°C operating temperature range. Assess memory configuration options to determine if the integrated L1 cache and RAM capacities meet specific latency and throughput requirements without external memory dependencies.

Microprocessors Part Context

This component belongs to the Texas Instruments OMAP-L138 family, designed for embedded systems requiring efficient power consumption alongside robust processing capabilities. The series integrates RISC and DSP technologies to address complex multimedia and control applications. It serves as a foundational element for development boards and specialized industrial testing equipment leveraging its heterogeneous computing resources.

Microprocessors Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify availability of alternative variants within the OMAP-L138 series, such as those with different speed grades or packaging options, while ensuring pin compatibility and functional equivalence for direct replacement scenarios.