AM1705DPTPA3

Overview

The AM1705DPTPA3 is a microprocessor unit based on the ARM926EJ-S core, part of the Sitara family. It operates at a maximum clock frequency of 375 MHz and features a 32-bit data bus width. The device integrates an embedded DSP controller for system management tasks. It utilizes a 176-pin HLQFP package with exposed pad for surface mount installation. The component supports single-supply operation within a voltage range of 1.8 V to 3.3 V for I/O interfaces. It includes integrated memory controllers supporting SDRAM and provides multiple communication interfaces including I2C, McASP, SPI, MMC/SD, and UART.

Feature Summary

• Integrates ARM926EJ-S processor core with dedicated DSP control subsystem
• Supports high-speed peripheral connectivity via multiple serial communication interfaces
• Includes built-in memory controller for external SDRAM interface

Applications

• Industrial automation control systems
• Smart sensor hubs in robotics applications
• Portable medical devices requiring low power processing
• Consumer electronics with multimedia capabilities

Procurement Notes

Verify the specific suffix 'DPTPA3' against official Texas Instruments documentation to confirm pinout compatibility and thermal characteristics. Ensure that the 176-HLQFP package dimensions match your PCB footprint requirements. Confirm operating temperature range specifications align with your environmental design constraints before finalizing procurement orders.

Selection Notes

Select this component when a combined ARM and DSP architecture is required for complex signal processing tasks. Consider the 375 MHz performance limit and available peripheral interfaces for system integration. Evaluate the 176-pin package size against board space limitations. Verify power supply requirements match the specified voltage ranges for reliable operation.

Part Context

This microprocessor belongs to the Texas Instruments Sitara family, designed for applications requiring efficient processing power with low energy consumption. The Sitara series combines ARM cores with specialized accelerators to handle diverse computing loads. This specific model targets embedded systems needing robust connectivity and real-time processing capabilities within a compact form factor.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.