AM4372BZDN80

Overview

The AM4372BZDN80 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 with a 32-bit data bus width. The device utilizes a 491-pin NFBGA package and supports SMD/SMT installation. Key memory specifications include 32 kB L1 instruction and data caches, 64 kB data RAM, 256 kB data ROM, and 256 kB L2 cache. It functions within a temperature range of -40°C to +105°C and requires a 1.26 V operating supply voltage.

Feature Summary

• Integrates a single-core ARM Cortex-A9 processor for efficient computational performance.
• Includes Programmable Real-Time Unit and Industrial Communication Subsystem (PRU-ICS) for deterministic control tasks.
• Supports multiple I/O voltage levels including 1.2 V, 1.35 V, 1.5 V, 1.8 V, and 3.3 V for flexible interface compatibility.

Applications

• Industrial automation controllers
• Human-machine interface (HMI) displays
• Medical equipment processing units

Procurement Notes

Verify the specific suffix 'DN80' against the official Texas Instruments datasheet to confirm the 800 MHz speed grade and commercial/industrial temperature rating. Ensure the BGA-491 footprint matches your PCB design constraints. Confirm RoHS compliance status through the manufacturer's current documentation before finalizing procurement orders.

Selection Notes

Select this component when a high-performance Cortex-A9 solution with integrated PRU capabilities is required. It is suitable for applications needing robust industrial communication interfaces such as CAN and Ethernet. Consider thermal management requirements due to the 105°C maximum operating temperature limit and the dense BGA packaging style.

Part Context

This part belongs to the Texas Instruments Sitara AM43xx series, designed for embedded Linux and real-time applications. It shares architectural similarities with other AM437x variants but differs in clock speed and pinout configurations. The series targets cost-sensitive yet performance-demanding embedded markets requiring reliable connectivity options.

Replacement Considerations

The AM4372BZDNA80 is a documented alternative within the same series offering similar functionality with potentially different speed or package variations. Verify electrical compatibility and pin assignments before substitution.

FAQ

Does the AM4372BZDN80 support floating-point operations?

Yes, the processor includes a floating-point unit as specified in its technical documentation.

What is the maximum operating temperature for this microprocessor?

The device is rated for a maximum operating temperature of +105°C.