AM3703CBPA

Overview

The AM3703CBPA is a microprocessor from the Texas Instruments Sitara family, featuring an ARM Cortex-A8 core. It operates at a maximum clock frequency of 800 MHz with a 32-bit data bus width. The device includes 32 kB L1 instruction and data caches, plus 256 kB L2 cache. Internal memory comprises 64 kB RAM and 32 kB ROM. It supports floating-point operations and interfaces including I2C, SPI, UART, and USB. Operating voltage ranges from 900 mV to 1.2 V, with I/O voltages of 1.8 V and 3.3 V. It is housed in a PBGA-515 package and functions within a temperature range of -40°C to +105°C.

Feature Summary

• Integrates an ARM Cortex-A8 processor core for high-performance computing tasks.
• Includes dedicated hardware support for floating-point arithmetic operations.
• Provides multiple communication interfaces such as I2C, SPI, UART, and USB.
• Features integrated L1 and L2 cache memory structures for efficient data access.

Applications

• Industrial automation control systems
• Medical equipment processing units
• Automotive infotainment displays

Procurement Notes

Verify component authenticity through authorized channels due to the NRND status. Confirm package integrity upon receipt as the unit is moisture sensitive. Ensure compatibility with existing power supply designs given the specific voltage requirements. Review the latest errata sheet for known silicon revisions before finalizing integration into new production runs.

Selection Notes

Select this model when a single-core ARM Cortex-A8 solution is required for embedded applications. Consider the PBGA-515 footprint during PCB layout planning. Evaluate thermal management capabilities as the device supports extended industrial temperature ranges. Compare against other Sitara variants if higher core counts or different interface options are needed.

Part Context

This component belongs to the Texas Instruments Sitara microprocessor series designed for embedded applications. It utilizes the ARM Cortex-A8 architecture to deliver performance suitable for complex operating systems. The part is distinct from the DM3730 which adds a DSP core, and differs from the AM3715 primarily by its lower clock speed variant.

Replacement Considerations

Public confirmed substitute part numbers: AM3703CUS, AM3703CBPD100, AM3715CBPA.