AM4372BZDNA80

Overview

The AM4372BZDNA80 is a microprocessor from the Texas Instruments Sitara family, featuring an ARM Cortex-A9 core. It operates at a maximum clock frequency of 800 MHz and utilizes a 32-bit data bus width. The component is housed in a 491-pin NFBGA package designed for surface mount technology. Key memory specifications include 32 kB L1 instruction cache, 32 kB L1 data cache, and 256 kB L2 cache. It supports multiple I/O voltages including 1.8 V and 3.3 V, with a core operating voltage of 1.1 V. The device functions within a temperature range of -40°C to +105°C.

Feature Summary

• Integrates an ARM Cortex-A9 processor core for embedded control applications
• Includes Programmable Real-Time Unit and Industrial Communication Subsystem (PRU-ICS)
• Supports diverse communication interfaces such as Ethernet, USB, CAN, and SPI

Applications

• Industrial automation controllers
• Human-machine interface displays
• Smart energy metering systems

Procurement Notes

Verify the specific suffix DNA80 against the official datasheet to confirm the 800 MHz speed grade and commercial/industrial temperature rating. Ensure the ordering part number matches the required pin count and package type. Confirm RoHS compliance status through the manufacturer's current documentation before finalizing procurement orders.

Selection Notes

Select this model when an ARM Cortex-A9 architecture with PRU capabilities is required for deterministic real-time tasks. Compare performance metrics against the AM4377 series if higher processing power or additional peripherals are needed. Verify that the 491-pin BGA footprint aligns with the target PCB design constraints and thermal management requirements.

Part Context

This component belongs to the Texas Instruments AM43xx Sitara processor series, which targets cost-sensitive industrial and consumer applications. It shares architectural similarities with other members like the AM4376 and AM4377 but differs in specific peripheral counts and clock speeds. The series emphasizes connectivity and real-time processing for embedded systems.

Replacement Considerations

The AM4377BZDNA80 offers similar architecture with potentially enhanced features. Verify pin-to-pin compatibility and software migration efforts before substituting. Consult the official cross-reference guide for validated alternatives.