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Texas Instruments AM6251ASGGHAALWR
- Part No.:
- AM6251ASGGHAALWR
- Manufacturer:
- Texas Instruments
- Category:
- Microprocessors
- Package:
- 425-VFBGA, FCCSPBGA
- Datasheet:
-
AM6251ASGGHAALWR.pdf
- Description:
- HUMAN-MACHINE-INTERACTION SOC WI
- Quantity:
- Payment:
- Shipping:
Inventory:1,000
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Product details
Overview
AM6251ASGGHAALWR from Texas Instruments is a quad-core Arm® Cortex®-A53 + single-core Cortex®-M4F application processor for Linux-based embedded systems, delivering up to 1.4GHz A53 performance, 400MHz M4F real-time control, dual 1080p@60fps display support, and integrated 3D graphics (OpenGL ES 3.1/Vulkan 1.2) - deployed in automotive instrument clusters and industrial HMIs.
For engineers reviewing the AM6251ASGGHAALWR datasheet, AM6251ASGGHAALWR pinout, AM6251ASGGHAALWR application, or AM6251ASGGHAALWR equivalent, this page delivers verified technical context, validated package mapping (425-pin FCCSP BGA, ALW), confirmed functional safety targeting ASIL-B hardware integrity, and precise alternative part comparisons for HMI, DMS, and TCU designs.
Technical Context
The AM6251ASGGHAALWR implements a heterogeneous multicore architecture: four Cortex-A53 cores share 512KB L2 cache with SECDED ECC, each with 32KB L1 I/D caches; one Cortex-M4F runs at 400MHz with 256KB SRAM (SECDED ECC) and dedicated Device/Power Manager subsystem. It integrates a dual-display subsystem supporting OLDI (LVDS) and DPI (RGB) with independent PLLs and freeze-frame detection.
Its peripheral set includes three CAN-FD controllers (up to 8Mbps), two USB 2.0 ports (host/peripheral/DRD), a 2-port Gigabit Ethernet switch with IEEE 1588 and TSN support, CSI-2 v1.3 (4-lane DPHY), OSPI/QSPI with XIP and on-the-fly encryption, and PRUSS for deterministic I/O offload - all backed by hardware-enforced secure boot and Arm TrustZone® TEE.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Cores | Quad Arm Cortex-A53 @ up to 1.4GHz + single Cortex-M4F @ 400MHz - enables Linux application layer + real-time safety-critical tasks on isolated domain |
| Display Support | Dual independent displays: 1920×1080@60fps each via OLDI (LVDS) and DPI (RGB) - supports automotive digital cluster and rear-seat infotainment simultaneously |
| Memory Interface | 16-bit DDR4/LPDDR4 with inline ECC; max 8GB DDR4 / 4GB LPDDR4 - provides robust data integrity for mission-critical automotive memory transactions |
| Graphics Engine | 3D GPU with >500MPix/sec fillrate, OpenGL ES 3.1 & Vulkan 1.2 - enables smooth UI rendering and lightweight AR overlays in HMI applications |
| Functional Safety | Targeted ASIL-B hardware integrity per ISO 26262; AEC-Q100 qualified - meets baseline requirements for automotive display and driver monitoring systems |
| Security | Hardware Root-of-Trust, TrustZone TEE, PKA/AES/SHA accelerators, RPMB - ensures secure boot, firmware IP protection, and isolated cryptographic operations |
| Connectivity | 3× CAN-FD (8Mbps), 2× USB 2.0, 2× GbE (TSN-capable), 9× UART, 6× I2C, 5× SPI - supports vehicle networking, diagnostics, and multi-sensor integration |
Pinout & Package
AM6251ASGGHAALWR uses a 13mm × 13mm, 0.5mm pitch, 425-ball FCCSP BGA package (ALW). Pin functions are defined across five voltage domains (VDD_CORE, VDDSHV, VDDS_DDR, etc.) and include dedicated balls for DDR interface (DQ/DQS/CK/CS/ODT), OSPI (CSn/Dx/CLK/DQS), dual OLDI lanes (A0–A7, CLK0/CLK1), CSI-2 DPHY (RXP/RXN pairs), and safety-critical signals (WKUP_UART0, MCU_MCAN0).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| DDR0_DQ0–DDR0_DQ15 | DDR Data Bus | 16-bit bidirectional data path with per-byte DQS strobes - requires matched trace lengths and on-die termination calibration |
| OSPI0_D0–OSPI0_D7 | OSPI Data I/O | Octal-data interface supporting DDR/SDR modes and XIP - enables direct code execution from serial NOR/NAND flash |
| OLDI0_A0P–OLDI0_A7N | OLDI Display Lane Pair | Differential LVDS pixel/data clock and data lanes - supports 1080p timing with independent PLL and MISR data integrity checking |
| CSI0_RXP0–CSI0_RXN3 | CSI-2 DPHY Input | 4-lane MIPI CSI-2 v1.3 receiver with ECC on internal RAM - handles up to 1.5Gbps/lane for driver-facing camera input |
| MCU_MCAN0_TX/RX | CAN-FD Transceiver Interface | Dedicated differential pair for high-speed automotive bus communication - supports FD frames up to 64 bytes at 8Mbps |
Key Features
| Feature | Design Value |
|---|---|
| Dual-display subsystem | Independent OLDI (LVDS) and DPI (RGB) outputs with separate PLLs - eliminates frame tearing and enables split-screen safety-critical alerts |
| PRUSS real-time I/O | Two 333MHz programmable PRU cores with 16KB program + 8KB data RAM (SECDED ECC) - offloads GPIO, UART, I2C, and ADC timing-critical protocols from main CPU |
| Secure boot chain | Hardware-enforced RoT with backup key switching, anti-rollback, and takeover protection - prevents unauthorized firmware updates in field-deployed units |
| Time-Sensitive Networking | Gigabit Ethernet switch with IEEE 1588 Annex D/E/F and 802.1AS PTP - enables deterministic latency for V2X and sensor fusion synchronization |
| On-chip memory partitioning | 64KB OCRAM (SECDED ECC), 256KB M4F TCM, 176KB SMS security RAM - isolates critical firmware, real-time code, and crypto keys across trust domains |
Applications
| Automotive Digital Cluster | Driver Monitoring System (DMS) |
|---|---|
|
Use Scenario: Real-time rendering of speed, navigation, ADAS warnings, and vehicle status on a 12.3-inch TFT-LCD dashboard display. IC Role / Device Role / Timing Role: Primary application processor executing Linux GUI stack, driving dual OLDI interfaces, and managing CAN-FD comms with body control module. Use Value: Dual 1080p@60fps output ensures zero-latency HUD projection and crisp instrumentation; integrated M4F handles safety watchdog and freeze-frame detection. |
Use Scenario: Capturing and processing infrared video from cabin-facing camera to detect drowsiness, distraction, or occupancy. IC Role / Device Role / Timing Role: CSI-2 receiver + Cortex-A53 vision pipeline + Cortex-M4F real-time eye-blink analysis and CAN-FD alert transmission. Use Value: 4-lane CSI-2 at 1.5Gbps/lane enables 720p@30fps IR streaming; hardware ECC on image buffers prevents corruption in safety-critical inference paths. |
| Telematics Control Unit (TCU) | Industrial HMI Gateway |
|
Use Scenario: Cellular-connected gateway aggregating CAN, LIN, and Ethernet data for OTA updates, remote diagnostics, and fleet telematics. IC Role / Device Role / Timing Role: Dual-GbE switch (one internal, two external) + 3× CAN-FD + USB host for modem interfacing - all managed under Linux RT kernel. Use Value: TSN-capable Ethernet ensures time-aligned log uploads; secure boot and HSM protect against firmware tampering during wireless updates. |
Use Scenario: Touchscreen interface for PLC-controlled machinery with local web server, multi-language UI, and SD card logging. IC Role / Device Role / Timing Role: Linux application host with McASP audio feedback, eMMC storage, OSPI for firmware redundancy, and GPIO-driven emergency stop monitoring. Use Value: 9× UART and 6× I2C enable legacy device bridging; 256KB M4F SRAM hosts deterministic safety logic independent of Linux scheduler jitter. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar application processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| AM6252ASGGHAALWR | Dual-core Cortex-A53 (vs. quad); no 3D GPU; same M4F, CAN-FD, and display subsystem | Lower-cost HMI where full HD dual-display is required but 3D acceleration is unnecessary | Select when BOM cost reduction is prioritized over graphics-intensive UI features |
| AM6231ASGGHAALWR | Single-core Cortex-A53; no 3D GPU; no OLDI interface; retains CSI-2, CAN-FD, and M4F | IoT gateway or gesture-recognition edge node requiring camera input and low-power operation | Choose for battery-powered or thermally constrained deployments without display output |
Compared with AM6251ASGGHAALWR, AM6252ASGGHAALWR reduces core count and removes GPU to lower power and cost while retaining dual-display capability, whereas AM6231ASGGHAALWR eliminates display output entirely to target headless vision analytics - both require PCB redesign due to differing pin multiplexing and ball-out allocation.
Availability
AM6251ASGGHAALWR is available at Aetrix Electronics and suitable for automotive digital clusters, driver monitoring systems, and telematics control units requiring stable component supply, long-term lifecycle support, and AEC-Q100-compliant silicon.
Supply support for AM6251ASGGHAALWR 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 specializing in analog and embedded processing technologies, with leadership in automotive, industrial, and communications markets.
The AM62x Sitara™ processor family targets Linux-based human-machine interaction and automotive compute applications, combining scalable Arm performance, functional safety readiness, and integrated peripherals for rapid system integration.
FAQ
What is the package type and pin count of AM6251ASGGHAALWR?
AM6251ASGGHAALWR uses a 13mm × 13mm, 0.5mm pitch, 425-ball flip-chip CSP (FCCSP) BGA package designated ALW. This package is mechanically and electrically identical across AM625/AM625-Q1/AM623/AM620-Q1 variants with ALW suffix, and pin definitions are fully documented in the TI AM62x datasheet Section 5.1.
Does AM6251ASGGHAALWR support functional safety certification?
Yes, AM6251ASGGHAALWR is AEC-Q100 qualified and targets ASIL-B hardware integrity per ISO 26262, with systematic capability up to ASIL-D. Documentation for safety analysis, FMEDA, and diagnostic coverage is provided by Texas Instruments to support customer system-level certification efforts for automotive display and monitoring applications.
What display interfaces does AM6251ASGGHAALWR support?
AM6251ASGGHAALWR supports dual independent display outputs: one via OLDI (4-lane LVDS) and one via DPI (24-bit RGB LVCMOS), each capable of 1920×1080@60fps. Each interface has its own dedicated PLL, enabling independent timing and resolution - essential for automotive instrument clusters with safety-critical overlay layers.
Can AM6251ASGGHAALWR execute code directly from serial flash?
Yes, AM6251ASGGHAALWR supports Execute-in-Place (XIP) mode via its OSPI/QSPI interface, allowing direct code execution from serial NOR or NAND flash devices. The OSPI controller also supports on-the-fly AES-128 encryption for secure firmware storage and retrieval.
How many CAN-FD interfaces does AM6251ASGGHAALWR include?
AM6251ASGGHAALWR integrates three fully compliant CAN-FD modules supporting up to 8Mbps data rate and 64-byte payloads. Each module includes parity/ECC protection for message RAM and conforms to ISO 11898-1 and CAN Protocol 2.0 A/B standards - meeting requirements for automotive body domain and ADAS communication.
AM6251ASGGHAALWR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 425-VFBGA, FCCSPBGA
- Series:
- Sitara™
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Core Processor:
- ARM® Cortex®-A53
- Number of Cores/Bus Width:
- 1 Core, 64-Bit
- Speed:
- 1GHz
- Co-Processors/DSP:
- ARM® Cortex®-M4F
- RAM Controllers:
- DDR4, LPDDR4
- Graphics Acceleration:
- Yes
- Display & Interface Controllers:
- LVDS, MIPI/CSI, MIPI-DPI, OLDI
- Ethernet:
- 10/100/1000Mbps (2)
- SATA:
- -
- USB:
- USB 2.0 (2)
- Voltage - I/O:
- 1.1V, 1.2V, 1.8V, 3.3V
- Operating Temperature:
- -40°C ~ 105°C (TJ)
- Grade:
- -
- Qualification:
- -
- Security Features:
- AES, ARM TZ, Cryptography, DRBG, ECC, MD5, PKA, Random Number Generator, RSA, Secure Boot, SHA2, SMS
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 425-FCCSP (13x13)
- Additional Interfaces:
- DMA, GPIO, I2C, I2S, MMC/SD, QSPI, SPDIF, SPI, TDM, UART/USART
AM6251ASGGHAALWR FAQ
1.How can I place an order for AM6251ASGGHAALWR through Aetrix?
Please submit a Request for Quotation (RFQ) for AM6251ASGGHAALWR 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 AM6251ASGGHAALWR reliable?
The price and inventory of AM6251ASGGHAALWR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AM6251ASGGHAALWR is usually 5 days.
3.What payment methods are accepted for AM6251ASGGHAALWR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AM6251ASGGHAALWR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for AM6251ASGGHAALWR?
AM6251ASGGHAALWR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AM6251ASGGHAALWR 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 AM6251ASGGHAALWR?
For technical support, including AM6251ASGGHAALWR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AM6251ASGGHAALWR requirements.
6.How does Aetrix verify that AM6251ASGGHAALWR is sourced from the original manufacturer or authorized distributors?
All AM6251ASGGHAALWR 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 AM6251ASGGHAALWR meets industry standards.
7.What is the process for return or replacement of AM6251ASGGHAALWR?
All AM6251ASGGHAALWR units undergo pre-shipment inspection (PSI). If there is an issue with AM6251ASGGHAALWR, 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 AM6251ASGGHAALWR part is unused and in its original packaging.
Return procedure for AM6251ASGGHAALWR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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