AM1808BZWT3

Overview

The AM1808BZWT3 is an ARM926EJ-S microprocessor operating at 375 MHz with a 1.2 V core voltage. It utilizes a 361-ball NFBGA package measuring 16 mm by 16 mm with a 0.80 mm ball pitch. The device integrates 16 KB instruction cache, 16 KB data cache, 8 KB RAM for the vector table, and 64 KB ROM. Peripheral interfaces include EMAC, SATA, USB 2.0 OTG, USB 1.1 OHCI, two I2C buses, two SPIs, three UARTs, two McBSPs, one McASP, LCD controller, VPIF, uPP, and PRUSS.

Feature Summary

• Integrates dual Programmable Real-Time Unit (PRU) cores for deterministic real-time control tasks
• Includes dedicated hardware accelerators such as EDMA3 and Enhanced High-Resolution Pulse Width Modulators
• Supports multiple external memory types including DDR2, mDDR, NAND, NOR, and SDRAM via EMIFA
• Features comprehensive connectivity options including Ethernet MAC, SATA, and dual USB controllers

Applications

• Industrial Automation
• Set Top Box
• Medical, Healthcare, Fitness
• Building Automation
• Printers

Procurement Notes

Verify the specific silicon revision and ordering suffix against the manufacturer's current datasheet to ensure compatibility with your design requirements. Confirm that the NFBGA-361 package dimensions and thermal characteristics align with your PCB layout constraints. Cross-reference the part number with official distributor catalogs to validate availability and lead times before finalizing procurement plans.

Selection Notes

Select this processor when deterministic real-time performance is required alongside general-purpose processing capabilities. The inclusion of PRUSS allows offloading time-critical tasks from the main ARM core. Ensure the system design accommodates the necessary external memory interfaces and power supply rails for both the core and I/O domains.

Part Context

This component belongs to the Texas Instruments Sitara AM1808 family of ARM-based microprocessors. It is designed for applications requiring robust operating system support and rich user interfaces. The device combines high processing performance with low power consumption, targeting cost-sensitive embedded systems in industrial and consumer markets.

Replacement Considerations

Check for updated silicon revisions within the same AM1808 series. Verify pin-to-pin compatibility if substituting with other variants in the ZWT package family.