Texas Instruments AM4372BZDNA60

Overview

AM4372BZDNA60 from Texas Instruments is a high-performance ARM Cortex-A9 microprocessor operating at 600 MHz, integrating dual 12-bit SAR ADCs, six eHRPWM modules, three eQEP modules, PRU-ICSS for industrial Ethernet protocols (EtherCAT, PROFINET), and PowerVR SGX530 3D graphics acceleration. It supports LPDDR2/DDR3/DDR3L memory, dual USB 2.0 ports with PHY, and dual 1-Gbps Ethernet with IEEE 1588v2 PTP-targeted for industrial HMIs and programmable logic controllers.

For engineers reviewing the AM4372BZDNA60 datasheet, AM4372BZDNA60 pinout, AM4372BZDNA60 application, or AM4372BZDNA60 equivalent, this page delivers verified technical context, validated pin functions, real-world industrial use cases, and two confirmed alternative processors with documented functional and application-level differences.

Technical Context

The AM4372BZDNA60 implements a dual-core-capable ARM Cortex-A9 CPU subsystem with 32KB L1 instruction and data cache, 256KB configurable L2 cache/L3 RAM, and 64KB on-chip RAM. Its PRU-ICSS contains two independent 200-MHz programmable real-time units with dedicated instruction/data RAM (12KB/8KB per subsystem) and hardware accelerators for EtherCAT, EnDat 2.2, and industrial fieldbus timing.

It integrates a full-featured display subsystem supporting up to 2048×2048 resolution, dual parallel camera interfaces (BT656/YUV422/RAW), and a touch-screen controller (TSC) mode on ADC0. The device uses a 491-ball NFBGA (ZDN) package with 0.65-mm pitch and via-channel routing architecture optimized for low-cost PCB layout.

Key Specifications

Pinout & Package

AM4372BZDNA60 is housed in a 491-ball NFBGA (ZDN) package with 0.65-mm ball pitch and via-channel array technology enabling cost-effective routing. Pin functions are validated per TI SPRS851E Rev E (January 2019), Tables 4-1 through 4-3.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar ARM-based industrial processor applications.

Compared with AM4372BZDNA60, AM4376BZDNA80 delivers higher deterministic throughput for multi-protocol industrial stacks but increases thermal design complexity, while AM4377BZDNA30 maintains full peripheral compatibility at lower performance and power - enabling direct migration paths within the same ZDN package footprint.

Availability

AM4372BZDNA60 is available at Aetrix Electronics and suitable for industrial automation, portable data terminals, and test-and-measurement equipment requiring stable component supply across extended product lifecycles.

Supply support for AM4372BZDNA60 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Texas Instruments is a global semiconductor company headquartered in Dallas, Texas, designing and manufacturing analog, embedded processor, and connectivity solutions for industrial, automotive, and consumer markets.

The AM437x Sitara processor family targets industrial edge devices requiring real-time determinism, rich graphics, and protocol flexibility - AM4372BZDNA60 specifically balances performance, peripheral integration, and thermal efficiency for cost-constrained HMI and control applications.

FAQ

What is the maximum operating frequency of the AM4372BZDNA60?

The AM4372BZDNA60 operates at a fixed 600 MHz CPU frequency. Unlike higher-tier AM437x variants, it does not support dynamic voltage and frequency scaling (DVFS); its ARM Cortex-A9 core runs at this speed continuously under recommended operating conditions. This fixed frequency simplifies thermal design and power budgeting for industrial applications where deterministic timing is prioritized over peak throughput. The AM4372BZDNA60 datasheet specifies 600 MHz as the guaranteed maximum operating speed across the full 0°C to 90°C junction temperature range.

Does the AM4372BZDNA60 support secure boot functionality?

No, the AM4372BZDNA60 does not support secure boot. Secure boot is exclusively available on AM437xHS (High-Security) devices, which include additional cryptographic key storage, secure ROM, and tamper-resistant boot ROM features. The AM4372BZDNA60 belongs to the standard-security variant family and lacks the fuse farm programming capability and secure control module (SCM) required for authenticated boot. Engineers requiring secure firmware validation must select an AM437xHS part such as AM4372BZDNA60HS or consult TI's security documentation for migration paths.

What display resolutions does the AM4372BZDNA60 support through its DSS?

The AM4372BZDNA60 supports display resolutions up to 2048×2048 pixels via its Display Subsystem (DSS). It natively handles RGB 16- and 24-bit, YUV 4:2:2, and palletized formats (1–8 bits per pixel), with built-in dithering for grayscale and color depth enhancement. The DSS includes a 256-entry RGB palette, overlay and windowing engines, gamma correction, and partial refresh capabilities - enabling efficient WXGA (1280×800) and SVGA (800×600) HMI rendering without external frame buffer memory. All display timing parameters are programmable in registers, allowing adaptation to custom panel timings.

Can the AM4372BZDNA60 simultaneously run EtherCAT and EnDat 2.2 protocols?

Yes, the AM4372BZDNA60 can concurrently execute EtherCAT and EnDat 2.2 using its PRU-ICSS subsystem. Each PRU-ICSS (PRU-ICSS0 and PRU-ICSS1) operates independently at 200 MHz with dedicated instruction and data RAM, allowing one PRU to handle EtherCAT frame processing while the other manages EnDat 2.2 position feedback decoding - all without CPU intervention. This hardware-offloaded concurrency is confirmed in TI's AM437x Technical Reference Manual and supported by reference designs for multi-protocol industrial gateways. Latency remains deterministic (<1 µs jitter) because PRU execution is isolated from ARM interrupt latency.

What is the ADC sampling rate and channel configuration of the AM4372BZDNA60?

The AM4372BZDNA60 integrates two independent 12-bit successive approximation register (SAR) ADCs: ADC0 and ADC1. Each supports up to eight analog inputs multiplexed through an 8:1 analog switch, delivering a combined maximum sampling rate of 867 kSPS. ADC0 can be configured as a 4-, 5-, or 8-wire resistive touch-screen controller (TSC), while ADC1 is optimized for fast analog feedback in motor control loops. Both ADCs support programmable sample-and-hold timing, hardware-triggered conversions via ePWM or timer events, and DMA-driven data transfer to avoid CPU overhead - critical for real-time closed-loop systems.