AM1707DZKBT3

Overview

The AM1707DZKBT3 is a Texas Instruments ARM926EJ-S microprocessor operating at 375 MHz or 456 MHz. It features a 32-bit RISC core with 16KB instruction and data caches, 8KB vector RAM, and 64KB ROM. The device includes 128KB of additional SRAM, an EDMA3 controller with 32 channels, and a Programmable Real-Time Unit Subsystem (PRUSS) with two cores. Connectivity options include USB 2.0 OTG, USB 1.1 OHCI, a 10/100 Mbps Ethernet MAC, three UARTs, two SPIs, two I2C buses, and three McASPs. External memory interfaces support NAND/NOR flash and SDRAM. It is housed in a 256-ball PBGA package.

Feature Summary

• Integrates a low-power ARM926EJ-S processor with MMU and hardware debug capabilities
• Includes a dedicated PRUSS for real-time control tasks independent of the main CPU
• Provides comprehensive multimedia and connectivity peripherals including audio ports and Ethernet
• Supports flexible external memory configurations via asynchronous and SDRAM interfaces

Applications

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

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix matches the required clock frequency variant. Check for RoHS compliance status and ensure storage conditions adhere to moisture sensitivity level requirements. Validate that the package type aligns with PCB footprint specifications before procurement.

Selection Notes

Select this component when a robust ARM9 architecture with integrated real-time processing units is required. Consider the available peripheral set, particularly the PRUSS and audio interfaces, for applications needing deterministic control alongside general-purpose processing. Evaluate power consumption profiles against system thermal constraints and verify compatibility with existing memory subsystems.

Part Context

This part belongs to the Sitara family of microprocessors from Texas Instruments. It is designed for OEMs and ODMs seeking to integrate rich user interfaces and robust operating system support into compact devices. The device leverages the ARM926EJ-S core to balance performance with power efficiency for embedded applications.

Replacement Considerations

No public confirmed substitute part numbers are available.