AM3871CCYE100

Overview

The AM3871CCYE100 is a microprocessor from the Texas Instruments Sitara ARM series, featuring an ARM Cortex-A8 core. It operates at a maximum clock frequency of 1 GHz with a 32-bit data bus width. The device includes 32 kB L1 instruction and data caches, 512 kB L2 cache, 64 kB data RAM, and 48 kB data ROM. It supports I/O voltages of 1.5 V, 1.8 V, and 3.3 V, while the core voltage is 1.1 V. Interfaces include I2C, PCIe, SPI, UART, and USB. Packaged in a PBGA-684 format, it functions within a temperature range of 0°C to +90°C.

Feature Summary

• Integrates an ARM Cortex-A8 processor core for high-performance computing tasks.
• Provides extensive connectivity through multiple interface protocols including PCIe, USB, and Ethernet-capable peripherals.
• Features hardware floating-point support for efficient mathematical processing.

Applications

• Industrial automation controllers
• Medical imaging systems
• Smart energy metering devices

Procurement Notes

Verify the specific suffix and package type against the official datasheet to ensure compatibility with your PCB layout. Confirm that the supply voltage requirements match your system design. Check for moisture sensitivity levels and reflow soldering profiles during assembly planning. Ensure all interface signals are correctly routed according to the pinout specifications provided in the technical documentation.

Selection Notes

Select this component when a single-core ARM Cortex-A8 solution with integrated memory and diverse peripheral interfaces is required. Consider the PBGA-684 package constraints for board space and thermal management. Evaluate the need for floating-point operations and the specific voltage domains supported by the I/Os. Compare performance metrics against other Sitara processors if higher core counts or different interface options are needed.

Part Context

This part belongs to the Texas Instruments Sitara AM38xx family, designed for embedded applications requiring robust processing power and connectivity. The AM3871 variant specifically targets industrial and medical markets, offering a balance of computational capability and peripheral integration within a compact form factor suitable for space-constrained designs.

Replacement Considerations

Consult the official TI migration guide for compatible upgrades within the Sitara family. Verify pin-to-pin compatibility if substituting with other AM38xx models. Ensure software drivers and boot configurations are updated to support any architectural differences in potential replacement parts.