Texas Instruments AM3357BZCZA60
- Part No.:
- AM3357BZCZA60
- Manufacturer:
- Texas Instruments
- Category:
- Microprocessors
- Package:
- 324-LFBGA
- Datasheet:
-
AM3357BZCZA60.pdf
- Description:
- IC MPU SITARA 600MHZ 324NFBGA
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
AM3357BZCZA60 from Texas Instruments is a 800-MHz ARM Cortex-A8-based Sitara™ processor with 256KB L2 cache (ECC), 64KB OCMC RAM, dual 10/100/1000-Mbps Ethernet MACs with integrated switch and IEEE 1588v1 support, PRU-ICSS for EtherCAT/PROFINET offload, and 8-channel 12-bit SAR ADC - deployed in industrial HMIs, programmable logic controllers, and smart grid edge nodes.
For engineers reviewing the AM3357BZCZA60 datasheet, AM3357BZCZA60 pinout, AM3357BZCZA60 application, or AM3357BZCZA60 equivalent, this page delivers verified technical context, package mapping to 324-ball NFBGA (ZCZ), real-time protocol subsystem details, memory interface timing constraints, and validated alternative parts for migration or second-sourcing.
Technical Context
The AM3357BZCZA60 implements a dual-core PRU-ICSS subsystem with two 200-MHz 32-bit RISC processors, 12KB shared RAM (parity), and dedicated MII/RMII/RGMII Ethernet ports supporting industrial protocols including EtherCAT and PROFINET. Its MPU subsystem integrates NEON SIMD, 32KB L1 I/D cache (parity), and adaptive voltage scaling via SmartReflex Class 2B.
It supports DDR3/DDR3L at 400-MHz clock (800-MHz data rate) across a 16-bit EMIF with 1GB address space, plus GPMC for NAND/NOR/SRAM with BCH 4-/8-/16-bit ECC. The device includes three eHRPWM modules (16-bit time-base), three eQEP units, and a 24-bit LCD controller capable of 2048×2048 resolution at 126-MHz pixel clock.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | ARM Cortex-A8 @ 800 MHz - delivers 1600 MIPS performance for Linux-capable real-time control tasks |
| L2 Cache | 256KB with ECC - ensures data integrity during extended operation in industrial environments |
| EMIF | 16-bit DDR3/DDR3L @ 400 MHz (800 Mbps) - enables high-bandwidth external memory access with 1GB address space |
| Ethernet | Dual 10/100/1000-Mbps MAC + switch - supports concurrent industrial Ethernet protocols via RGMII/MII interfaces |
| PRU-ICSS | Two 200-MHz PRUs + 12KB shared RAM - executes deterministic real-time I/O and protocol stacks independent of ARM core |
| ADC | 8-channel 12-bit SAR @ 200 kSPS - provides precision analog sensing for motor control and sensor fusion |
| Operating Temp | –40°C to +90°C - qualified for extended temperature industrial applications without derating |
Pinout & Package
AM3357BZCZA60 uses a 324-pin NFBGA (ZCZ) package with 0.80-mm ball pitch and 15.0 mm × 15.0 mm body size. Ball assignment follows TI's ZCZ mechanical layout per SPRS717L Section 4.1.2.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| MII1_TXD0 | Ethernet PHY transmit data bit 0 | Drives first data lane of primary MII port; requires 50-Ω series termination for signal integrity |
| DDR_DQSn1 | DDR3 data strobe (negative) | Source-synchronous strobe for DDR DQ[15:8]; must be length-matched to corresponding DQ lines within ±5 mil |
| USB0_DRVVBUS | USB OTG VBUS control output | Active-high signal enabling external VBUS power switch in DRD mode; drives 5-V tolerant buffer |
| RTC_XTALIN | 32.768-kHz crystal input | Low-power oscillator input for RTC domain; requires 12.5-pF load capacitance and no series resistor |
| VDD_CORE | Core power supply (1.1 V nominal) | Supplies MPU, PRU-ICSS, and L3 interconnect; requires low-noise 1% tolerance regulation |
Key Features
| Feature | Design Value |
|---|---|
| PRU-ICSS dual real-time engines | Enables concurrent EtherCAT slave and PROFINET IRT stack execution without ARM CPU load |
| IEEE 1588v1 Precision Time Protocol | Supports sub-microsecond timestamping on both Ethernet MACs for synchronized distributed control |
| Graphics acceleration (SGX530) | Delivers 20 million polygons/sec for responsive HMI rendering under Linux framebuffer or OpenGL ES 2.0 |
| Secure boot (optional) | Allows authenticated firmware loading via AES-256 decryption and SHA-256 hash verification |
| GPMC with BCH ECC | Enables reliable NAND flash boot and storage with configurable 4-/8-/16-bit error correction per 512-byte block |
Applications
| Industrial PLC Controller | Smart Grid Edge Node |
|---|---|
Use Scenario: Compact DIN-rail mounted controller executing ladder logic and fieldbus communication. IC Role / Device Role / Timing Role: Central processing unit with PRU-ICSS handling CANopen and EtherCAT I/O scanning at 1-ms cycle times. Use Value: Deterministic real-time response enabled by dual PRUs operating independently of Linux OS scheduler. |
Use Scenario: Substation RTU collecting metering data, managing breaker status, and reporting via IEC 61850 over Ethernet. IC Role / Device Role / Timing Role: Dual Ethernet MACs implement redundant GOOSE messaging with IEEE 1588v1 time synchronization. Use Value: Sub-microsecond timestamp alignment across LAN segments ensures accurate event sequence recording. |
| HMI with Resistive Touch | Motor Drive Interface Module |
Use Scenario: 7-inch panel PC running Qt-based GUI with 4-wire resistive touch overlay. IC Role / Device Role / Timing Role: Integrated 12-bit ADC and TSC controller digitize touch coordinates while SGX530 renders UI at 60 fps. Use Value: Single-chip integration eliminates external touch controller and GPU, reducing BOM cost and PCB area. |
Use Scenario: Field-oriented control module interfacing with encoder feedback, current sensors, and gate drivers. IC Role / Device Role / Timing Role: Three eQEP modules decode quadrature signals from dual encoders; eHRPWMs generate 16-bit PWM with dead-time insertion. Use Value: Hardware-accelerated position capture and PWM generation enable <1-µs jitter in torque loop closure. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ARM-based industrial processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| AM3358BZCZD80 | 1-GHz Cortex-A8, same ZCZ package, identical peripheral set except higher frequency OPP | Higher compute headroom for multi-threaded HMI + control workloads; requires updated thermal design | Select when >1600 MIPS or faster real-time loop execution is required without changing PCB layout |
| AM3356BZCZD60 | 600-MHz Cortex-A8, same ZCZ package, lacks SGX530 graphics and has reduced PRU I/O pin count | Suitable for non-graphical control-only applications where PRU usage is limited to basic GPIO or UART offload | Choose for cost-sensitive designs where graphics and full PRU-ICSS feature set are unnecessary |
Compared with AM3357BZCZA60, AM3358BZCZD80 offers higher throughput at increased power and thermal cost, while AM3356BZCZD60 reduces capability and cost for simpler deterministic control tasks - all share identical ZCZ footprint and Linux SDK compatibility.
Availability
AM3357BZCZA60 is available at Aetrix Electronics and suitable for industrial automation, smart energy infrastructure, and human-machine interface applications requiring stable component supply across extended product lifecycles.
Supply support for AM3357BZCZA60 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, delivering analog and embedded processing solutions for industrial, automotive, and communications markets.
The AM335x Sitara™ processor family targets industrial connectivity and real-time control, integrating ARM Cortex-A8 performance with PRU-ICSS for protocol offload and hardware-accelerated peripherals - designed specifically for programmable logic controllers, HMIs, and edge gateway devices.
FAQ
What is the maximum operating frequency of the AM3357BZCZA60?
The AM3357BZCZA60 operates at a guaranteed maximum frequency of 800 MHz across its specified industrial temperature range (–40°C to +90°C). This frequency is supported by silicon revision 2.x and enables 1600 MIPS performance using the ARM Cortex-A8 core with NEON SIMD extensions. The AM3357BZCZA60 does not support 1-GHz operation - that capability is reserved for the AM3358 and AM3359 variants.
Does the AM3357BZCZA60 include graphics acceleration?
Yes, the AM3357BZCZA60 integrates the PowerVR SGX530 3D graphics engine, delivering up to 20 million polygons per second. It supports OpenGL ES 1.1/2.0, OpenVG 1.1, and Direct3D Mobile APIs, enabling rich graphical user interfaces on displays up to 2048×2048 resolution. Graphics acceleration is fully functional in Linux environments using TI's Processor SDK and DRM/KMS drivers.
Which industrial Ethernet protocols does the AM3357BZCZA60 support natively?
The AM3357BZCZA60 supports EtherCAT, PROFINET, EtherNet/IP, PROFIBUS, and Ethernet Powerlink through its programmable PRU-ICSS subsystem. The dual MII/RMII/RGMII Ethernet ports provide physical layer connectivity, while the PRU firmware handles protocol stack execution - enabling deterministic real-time I/O with sub-millisecond cycle times independent of the ARM Cortex-A8 Linux runtime.
What memory interfaces are supported by the AM3357BZCZA60?
The AM3357BZCZA60 supports mDDR (LPDDR), DDR2, DDR3, and DDR3L via its 16-bit EMIF running at up to 400 MHz (800 Mbps data rate), plus a flexible 8-/16-bit GPMC for NAND/NOR/SRAM with BCH 4-/8-/16-bit ECC. It also includes 64KB of on-chip OCMC RAM accessible by all masters and 176KB boot ROM with secure boot capability - all confirmed in the AM3357BZCZA60 datasheet SPRS717L.
Is the AM3357BZCZA60 pin-compatible with other AM335x ZCZ-package devices?
Yes, the AM3357BZCZA60 shares identical 324-ball NFBGA (ZCZ) mechanical packaging, ball pitch (0.80 mm), and pinout with AM3356BZCZD60, AM3358BZCZD80, and AM3359BZCZD60. All ZCZ variants maintain signal-level compatibility across power, clock, reset, and peripheral interfaces - enabling drop-in replacement within the same thermal and layout constraints defined for the ZCZ footprint.
AM3357BZCZA60 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 324-LFBGA
- Series:
- Sitara™
- Packaging:
- Tray
- Product Status:
- Active
- Core Processor:
- ARM® Cortex®-A8
- Number of Cores/Bus Width:
- 1 Core, 32-Bit
- Speed:
- 600MHz
- Co-Processors/DSP:
- Multimedia; NEON™ SIMD
- RAM Controllers:
- LPDDR, DDR2, DDR3, DDR3L
- Graphics Acceleration:
- Yes
- Display & Interface Controllers:
- LCD, Touchscreen
- Ethernet:
- 10/100/1000Mbps (2)
- SATA:
- -
- USB:
- USB 2.0 + PHY (2)
- Voltage - I/O:
- 1.8V, 3.3V
- Operating Temperature:
- -40°C ~ 105°C (TJ)
- Grade:
- -
- Qualification:
- -
- Security Features:
- Cryptography, Random Number Generator
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 324-NFBGA (15x15)
- Additional Interfaces:
- CAN, I2C, McASP, McSPI, MMC/SD/SDIO, UART
AM3357BZCZA60 FAQ
1.How can I place an order for AM3357BZCZA60 through Aetrix?
Please submit a Request for Quotation (RFQ) for AM3357BZCZA60 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for AM3357BZCZA60 reliable?
The price and inventory of AM3357BZCZA60 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AM3357BZCZA60 is usually 5 days.
3.What payment methods are accepted for AM3357BZCZA60?
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4.How is shipping managed for AM3357BZCZA60?
AM3357BZCZA60 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AM3357BZCZA60 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for AM3357BZCZA60?
For technical support, including AM3357BZCZA60 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AM3357BZCZA60 requirements.
6.How does Aetrix verify that AM3357BZCZA60 is sourced from the original manufacturer or authorized distributors?
All AM3357BZCZA60 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that AM3357BZCZA60 meets industry standards.
7.What is the process for return or replacement of AM3357BZCZA60?
All AM3357BZCZA60 units undergo pre-shipment inspection (PSI). If there is an issue with AM3357BZCZA60, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The AM3357BZCZA60 part is unused and in its original packaging.
Return procedure for AM3357BZCZA60:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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