AM1806EZCED4

Overview

The AM1806EZCED4 is a microprocessor from the Texas Instruments Sitara family, featuring an ARM926EJ-S core. It operates at a maximum clock frequency of 456 MHz with a 32-bit/16-bit data bus width. The device utilizes a PBGA-361 package and requires a 1.3 V operating voltage. Internal memory includes 16 kB L1 instruction cache, 16 kB L1 data cache, 8 kB or 128 kB RAM, and 64 kB ROM. It supports I/O voltages of 1.8 V and 3.3 V via interfaces including Ethernet, I2C, SPI, UART, and USB. The unit functions within a temperature range of -40°C to +105°C.

Feature Summary

• Integrates an ARM926EJ-S processor core for embedded control tasks
• Provides multiple communication interfaces including Ethernet and USB
• Includes dedicated hardware timers and watchdog functionality

Applications

• Industrial automation controllers
• Medical equipment processing units
• Automotive infotainment systems

Procurement Notes

Verify the specific suffix against official datasheets to confirm pinout and electrical characteristics. Ensure compatibility with required I/O voltage levels and thermal management solutions for the specified operating temperature range. Confirm moisture sensitivity handling procedures during assembly.

Selection Notes

Select this component when an ARM9-based solution with integrated Ethernet and USB connectivity is required. Consider the PBGA-361 package constraints for PCB layout. Evaluate power consumption requirements against the 1.3 V core voltage specification.

Part Context

This part belongs to the Texas Instruments Sitara AM18xx series, designed for cost-sensitive embedded applications requiring multimedia and connectivity features. It serves as a bridge between high-performance application processors and simple microcontrollers.

Replacement Considerations

Check the AM1808 series for similar performance with different packaging options. Verify functional equivalence with other ARM9-based Sitara variants before substitution.