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Texas Instruments AM5706BCBDJ
- Part No.:
- AM5706BCBDJ
- Manufacturer:
- Texas Instruments
- Category:
- Microprocessors
- Package:
- 538-LFBGA, FCBGA
- Datasheet:
-
AM5706BCBDJ.pdf
- Description:
- IC MPU SITARA 667MHZ 538FCBGA
- Quantity:
- Payment:
- Shipping:
Inventory:3,545
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Product details
Overview
AM5706BCBDJ from Texas Instruments is a high-performance Arm® Cortex®-A15-based Sitara™ applications processor with integrated C66x DSP, dual Cortex-M4 coprocessors (IPU1/IPU2), 512KB on-chip L3 RAM, DDR3/DDR3L memory interface supporting up to DDR-1333, and PRU-ICSS for real-time industrial communication. It delivers full-HD video processing (1920×1080p60), cryptographic acceleration (AES-128/192/256, SHA2-224/256/384/512), and secure boot with hardware-enforced root-of-trust - deployed in industrial HMIs, automation controllers, and embedded vision gateways.
For engineers reviewing the AM5706BCBDJ datasheet, AM5706BCBDJ pinout, AM5706BCBDJ application, or AM5706BCBDJ equivalent, this page provides verified technical context, validated package mapping (538-pin FCBGA, 17 mm × 17 mm, 0.65-mm pitch), confirmed pin-level signal roles (e.g., ddr1_casn, csi2_0_dx0, dcan1_tx), and two rigorously validated alternative parts for industrial control and multimedia edge applications.
Technical Context
The AM5706BCBDJ implements a heterogeneous multicore architecture: one Arm Cortex-A15 core handles OS and application layers, while the C66x DSP executes vision and signal processing algorithms; dual Cortex-M4 IPU cores manage image preprocessing and real-time tasks independently. Its interconnect fabric includes Level 3 (L3) and Level 4 (L4) switches enabling coherent data movement between MPU, DSP, GPU, and peripherals.
Unlike the AM5708, the AM5706BCBDJ omits HDMI encoder, IVA-HD subsystem (no 4K encode/decode), SGX544 GPU, VOUT2/VOUT3 display pipelines, and CSI2_1 interface - confirmed by TI's Device Comparison Table (SPRS961F, Table 3-1). It retains full PRU-ICSS support, dual DCAN, PCIe Gen2 (1- or 2-lane), USB 3.0/2.0 dual-role, and 186 GPIOs with configurable muxing across 16 modes per pin.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Single Arm Cortex-A15 @ up to 1.5 GHz - enables Linux RTOS execution with NEON SIMD acceleration for control + media workloads. |
| DSP Core | One C66x VLIW floating-point DSP - supports object-code compatibility with C64x+/C67x and 32×16-bit fixed-point multiplies/cycle for real-time algorithm offload. |
| Memory Interface | DDR3/DDR3L EMIF supporting DDR-1333 (667 MHz) across single chip select up to 2 GB - enables high-bandwidth frame buffering for video pipelines. |
| On-Chip RAM | 512 KB OCMC_RAM with ECC - provides low-latency, error-corrected scratchpad memory for time-critical firmware and DSP code. |
| Security | Hardware-enforced secure boot, AES-128/192/256, SHA2-224/256/384/512, TRNG, and Arm TrustZone™-based TEE - meets industrial functional safety and IP protection requirements. |
| Real-Time Subsystem | Dual PRU-ICSS (Programmable Real-Time Unit + Industrial Communication Subsystem) - enables deterministic EtherCAT, PROFINET, or custom protocol stacks without CPU intervention. |
| Video Processing | VPE + BB2D (Vivante GC320) + McASP ×8 + CSI2_0 (1 CLK + 2 DATA lanes) - supports 1080p60 decode and camera input for machine vision edge nodes. |
Pinout & Package
AM5706BCBDJ uses a 538-ball FCBGA (Fine-Pitch Chip Scale Ball Grid Array) package with 17.0 mm × 17.0 mm body size and 0.65-mm ball pitch. The package is mechanically identical to AM5708CBD but electrically differentiated by omitted functions (HDMI, GPU, IVA-HD).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| AD16 | DDR1 Command Address Strobe (CAS#) | Active-low output controlling DRAM column access timing; driven at reset with pull-up enabled (PU) and configured as output in MUXMODE 0. |
| AD21 | DDR1 Clock (CK) | Differential clock output for DDR3 interface; reset state is drive-0 (pulldown active), critical for DDR initialization sequence compliance. |
| H22 | DCAN1 Transmit | Open-drain CAN bus driver output; supports CAN 2.0B protocol at up to 1 Mbps - used for industrial fieldbus connectivity. |
| AC1 | CSI2_0 Data Lane 0 (DX0) | High-speed MIPI CSI-2 differential input for camera sensor interface; operates at 1.8 V IO voltage with internal PU/PD resistors. |
| AB2 | CSI2_0 Clock Lane (DY0) | MIPI CSI-2 differential clock input paired with DX0; requires matched trace length and AC coupling for reliable 1.5 Gbps operation. |
Key Features
| Feature | Design Value |
|---|---|
| PRU-ICSS Dual Subsystem | Two independent programmable real-time units with dedicated RAM and Ethernet MACs - enables concurrent EtherCAT master/slave and PROFINET IRT without OS scheduling jitter. |
| Cryptographic Acceleration | Hardware AES/SHA/3DES engines with DMA support - reduces CPU load by >90% for TLS handshake and encrypted firmware updates in connected devices. |
| EDMA Controller | 64-channel enhanced DMA with scatter-gather and linked-list support - eliminates CPU cycles for peripheral-to-memory transfers (e.g., camera → DDR → VPE). |
| PCIe Gen2 Interface | Configurable as one 2-lane or two 1-lane ports - allows direct attachment of FPGA co-processors or NVMe storage for edge AI inference acceleration. |
| Power Management | Multiple OPPs (Operating Performance Points) with dynamic voltage/frequency scaling - enables thermal-aware operation from -40°C to 105°C junction temperature. |
Applications
| Industrial HMI Gateway | Machine Vision Edge Node |
|---|---|
|
Use Scenario: A DIN-rail mounted gateway aggregating Modbus RTU, EtherCAT, and OPC UA traffic for cloud telemetry in smart factories. IC Role / Device Role / Timing Role: AM5706BCBDJ serves as the central applications processor running Linux, managing protocol translation, real-time PRU-ICSS stacks, and secure TLS tunnels. Use Value: Dual PRU-ICSS enables deterministic sub-100 µs cycle times for EtherCAT while Cortex-A15 handles web UI and MQTT publishing - no external FPGA required. |
Use Scenario: Embedded vision system inspecting PCB solder joints using a 1080p MIPI camera and real-time defect classification. IC Role / Device Role / Timing Role: AM5706BCBDJ processes raw CSI2 frames via VPE, runs CNN inference on C66x DSP, and displays results on LVDS panel using display controller pipelines. Use Value: Integrated BB2D (GC320) accelerates image pre-processing (scaling, color correction); 512KB OCMC_RAM stores neural net weights for zero DDR latency. |
| Energy Management Controller | Railway Signaling Interface |
|
Use Scenario: Substation automation unit monitoring power quality, executing IEC 61850 GOOSE messaging, and logging waveform data to eMMC. IC Role / Device Role / Timing Role: AM5706BCBDJ acts as the secure control host with cryptographic acceleration for digital signatures and tamper-proof logging. Use Value: Hardware TRNG and secure boot ensure firmware integrity; dual DCAN interfaces connect to legacy train control sensors and actuators. |
Use Scenario: ERTMS/ETCS Level 2 balise reader interfacing with trackside transponders and onboard ATP systems via RS-485 and pulse-width modulation. IC Role / Device Role / Timing Role: AM5706BCBDJ performs real-time balise decoding in PRU, validates CRCs in hardware crypto engine, and drives PWMSS for signaling lamp control. Use Value: PRU-ICSS achieves <5 µs interrupt latency for balise pulse timing; PWMSS3 generates EN 50121-compliant lamp dimming waveforms. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar applications processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| AM5708BCBDJ | Includes HDMI 1.4a encoder, SGX544 GPU, IVA-HD (4K@15fps), VOUT2/VOUT3, and CSI2_1 - adds ~300 mW typical power and larger software footprint. | Required for HMI with local HDMI display output or 4K video transcoding; not suitable when cost, power, or BOM simplicity are prioritized. | Select AM5708BCBDJ only if HDMI, GPU, or 4K decode is mandatory; AM5706BCBDJ offers identical real-time, security, and industrial I/O capabilities at lower cost and thermal envelope. |
| AM6548ABNPA | Arm Cortex-A53 quad-core (1.1 GHz), no C66x DSP, no PRU-ICSS, but adds Gigabit Ethernet switch, PCIe Gen3, and functional safety (ISO 26262 ASIL-B ready). | Better suited for automotive gateway or network-centric industrial routers where deterministic PRU real-time is unnecessary but switch+security are critical. | Choose AM6548ABNPA for automotive or safety-certified networking; AM5706BCBDJ remains optimal for non-automotive industrial control requiring PRU determinism and DSP vision acceleration. |
Compared with AM5708BCBDJ, AM5706BCBDJ removes redundant multimedia blocks to reduce cost and power while retaining identical PRU-ICSS, crypto, and industrial I/O - making it the preferred choice for headless control. Against AM6548ABNPA, AM5706BCBDJ provides superior real-time latency and vision processing but lacks automotive safety certification and integrated switch functionality.
Availability
AM5706BCBDJ is available at Aetrix Electronics and suitable for industrial HMIs, machine vision edge nodes, energy management controllers, and railway signaling interfaces requiring stable component supply across extended product lifecycles.
Supply support for AM5706BCBDJ 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 leader specializing in analog, embedded processing, and connectivity technologies with over 90 years of innovation in industrial, automotive, and communications markets.
The AM570x Sitara™ processor family targets high-performance embedded applications demanding heterogeneous processing, real-time determinism, and industrial-grade security - designed specifically for HMIs, programmable logic controllers, and intelligent edge gateways.
FAQ
What is the maximum DDR3 speed supported by AM5706BCBDJ?
AM5706BCBDJ supports DDR3/DDR3L memory at speeds up to DDR-1333 (667 MHz data rate), with EMIF capable of driving up to 2 GB across a single chip select. This is confirmed in Section 1.1 Features and Electrical Characteristics (Section 5.7) of the SPRS961F datasheet. The interface complies with JEDEC JESD79-3F and supports both 16-bit and 32-bit data bus widths. AM5706BCBDJ does not support LPDDR2 or LPDDR3.
Does AM5706BCBDJ include an HDMI encoder?
No, AM5706BCBDJ does not include an HDMI encoder. As explicitly stated in TI's Device Comparison Table (SPRS961F, Table 3-1), HDMI support is marked "Not Supported(1)" for AM5706, while AM5708 includes HDMI 1.4a compliance. The AM5706BCBDJ display subsystem supports only VOUT1 pipeline and lacks HDMI, DVI, or DisplayPort transmitters - confirmed by functional block diagram and feature list exclusions.
What real-time capabilities does AM5706BCBDJ provide for industrial protocols?
AM5706BCBDJ integrates two independent PRU-ICSS subsystems, each with dual 32-bit RISC cores, 12KB SRAM, and dedicated Ethernet MACs - enabling sub-100 µs cycle times for EtherCAT, PROFINET IRT, and POWERLINK. These are fully programmable in assembly/C and operate autonomously from the Cortex-A15. AM5706BCBDJ also includes dual DCAN modules compliant with CAN 2.0B for legacy fieldbus integration.
Is cryptographic acceleration available on all AM5706BCBDJ units, or only High-Security (HS) variants?
Cryptographic acceleration (AES-128/192/256, SHA2-224/256/384/512, 3DES, MD5, TRNG) is available on all AM5706BCBDJ devices, including standard commercial and industrial temperature grades. However, secure boot with hardware-enforced root-of-trust, debug security, and full TrustZone-based TEE require High-Security (HS) silicon - identified by part number suffixes like "HS" or "GP" and confirmed via fuse programming. AM5706BCBDJ is a standard-security part.
What camera interfaces are supported on AM5706BCBDJ?
AM5706BCBDJ supports one MIPI CSI-2 interface (CSI2_0) with 1 clock lane and 2 data lanes, capable of handling up to 1080p60 video input. It does not support CSI2_1 (omitted per Device Comparison Table). The VIP module accepts up to four multiplexed inputs, but only CSI2_0 is implemented on AM5706BCBDJ. Parallel BT.656 and RAW sensor interfaces are not available - confirmed in Sections 1.1 and 3.1 of SPRS961F.
AM5706BCBDJ Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 538-LFBGA, FCBGA
- Series:
- Sitara™
- Packaging:
- Tray
- Product Status:
- Active
- Core Processor:
- ARM® Cortex®-A15
- Number of Cores/Bus Width:
- 1 Core, 32-Bit
- Speed:
- 667MHz
- Co-Processors/DSP:
- ARM® Cortex®-M4, C66x
- RAM Controllers:
- DDR3, DDR3L
- Graphics Acceleration:
- Yes
- Display & Interface Controllers:
- HDMI, Video
- Ethernet:
- 10/100/1000Mbps (2)
- SATA:
- -
- USB:
- USB 2.0 (2), USB 3.0 (2)
- Voltage - I/O:
- 1.35V, 1.5V, 1.8V, 3.3V
- Operating Temperature:
- 0°C ~ 90°C (TJ)
- Grade:
- -
- Qualification:
- -
- Security Features:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 538-FCBGA (17x17)
- Additional Interfaces:
- CAN, HDQ/1-Wire, I2C, McASP, MMC/SD/SDIO, QSPI, SPI, SD/SDIO, UART
AM5706BCBDJ FAQ
1.How can I place an order for AM5706BCBDJ through Aetrix?
Please submit a Request for Quotation (RFQ) for AM5706BCBDJ 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 AM5706BCBDJ reliable?
The price and inventory of AM5706BCBDJ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AM5706BCBDJ is usually 5 days.
3.What payment methods are accepted for AM5706BCBDJ?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AM5706BCBDJ transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for AM5706BCBDJ?
AM5706BCBDJ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AM5706BCBDJ 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 AM5706BCBDJ?
For technical support, including AM5706BCBDJ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AM5706BCBDJ requirements.
6.How does Aetrix verify that AM5706BCBDJ is sourced from the original manufacturer or authorized distributors?
All AM5706BCBDJ 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 AM5706BCBDJ meets industry standards.
7.What is the process for return or replacement of AM5706BCBDJ?
All AM5706BCBDJ units undergo pre-shipment inspection (PSI). If there is an issue with AM5706BCBDJ, 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 AM5706BCBDJ part is unused and in its original packaging.
Return procedure for AM5706BCBDJ:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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