AM1707BZKBD4

Overview

The AM1707BZKBD4 is an ARM microprocessor based on the ARM926EJ-S core, operating at frequencies up to 456 MHz with a 1.3V core voltage or 375 MHz at 1.2V. It integrates 16KB instruction cache, 16KB data cache, 8KB RAM for the vector table, and 64KB ROM. The device includes 128KB of additional SRAM and supports external memory via EMIFA and EMIFB interfaces. Key peripherals include USB 2.0 OTG, USB 1.1 OHCI, Ethernet MAC, three McASPs, two I2C buses, three UARTs, and a Programmable Real-Time Unit Subsystem.

Feature Summary

• Integrates ARM926EJ-S RISC core with MMU and hardware debug capabilities
• Includes dual USB controllers supporting OTG and host modes with integrated PHYs
• Features Programmable Real-Time Unit Subsystem with independent processing cores
• Provides multimedia connectivity through Ethernet MAC and multichannel audio serial ports

Applications

• Industrial Automation
• Test and Measurement
• Home Automation
• Portable Data Terminals

Procurement Notes

Verify the specific suffix BZKBD4 against the official datasheet to confirm package dimensions and temperature range. Ensure compatibility with existing board layouts regarding the 256-ball PBGA footprint. Confirm that the required clock frequency (375 MHz or 456 MHz) matches the available silicon revision and voltage specifications.

Selection Notes

Select this component when a low-power ARM9 solution with rich peripheral integration is required. Consider the PRUSS for real-time tasks offloading from the main CPU. Evaluate the need for USB OTG functionality and Ethernet connectivity. Verify that the 3.3V I/O levels are compatible with the target system's logic voltages.

Part Context

The AM1707 belongs to the Sitara family of ARM microprocessors designed for embedded applications. It combines high-performance processing with extensive peripheral support in a single chip. The device targets OEMs and ODMs seeking robust OS support and flexible interface options for consumer and industrial electronics.

Replacement Considerations

TMS320C6747DZKBD4