AM4379BZDNA100

Overview

The AM4379BZDNA100 is a microprocessor from the Sitara family, featuring an ARM Cortex-A9 core with a maximum clock frequency of 1 GHz. It utilizes a 32-bit data bus and is housed in a BGA-491 package. The device includes 32 kB L1 instruction and data caches, alongside 256 kB of L2 cache memory. It operates at a supply voltage of 1.325 V and supports I/O voltages ranging from 1.2 V to 3.3 V. The processor integrates interfaces such as CAN, Ethernet, I2C, SPI, UART, and USB, and functions within a temperature range of -40°C to +105°C.

Feature Summary

• Integrates Programmable Real-Time Unit and Industrial Communication Subsystem (PRU-ICS) for deterministic real-time control tasks.

Applications

• Industrial automation controllers
• Human-machine interface (HMI) displays
• Smart energy management systems

Procurement Notes

Verify the specific suffix DNA100 against the manufacturer's official datasheet to confirm pinout compatibility and electrical characteristics. Ensure that the BGA-491 package requirements are met by the PCB design. Confirm RoHS compliance status through the latest documentation provided by Texas Instruments before finalizing procurement.

Selection Notes

Select this component when deterministic real-time processing is required alongside general-purpose computing. The inclusion of PRU-ICS allows for offloading time-critical tasks from the main application processor. Consider the thermal performance and power consumption profiles relative to the system's cooling capabilities and battery constraints.

Part Context

This part belongs to the Texas Instruments Sitara AM437x series, designed for cost-sensitive embedded applications. It bridges the gap between high-performance processors and simple microcontrollers by offering hardware-accelerated industrial communication protocols. The series targets markets requiring robust connectivity and real-time responsiveness.

Replacement Considerations

Consult the official cross-reference guide for verified substitutes. Generic replacements may lack the specific PRU-ICS functionality or pin compatibility required for existing designs.