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Texas Instruments AM2631CODGHMZCZRQ1
- Part No.:
- AM2631CODGHMZCZRQ1
- Manufacturer:
- Texas Instruments
- Category:
- Microcontrollers
- Package:
- 324-LFBGA
- Datasheet:
-
AM2631CODGHMZCZRQ1.pdf
- Description:
- IC MCU 64BIT 256KB TCM 324NFBGA
- Quantity:
- Payment:
- Shipping:
Inventory:1,000
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Product details
Overview
AM2631CODGHMZCZRQ1 from Texas Instruments is a single-core Arm® Cortex®-R5F real-time microcontroller operating at up to 400MHz, featuring 2MB on-chip SRAM with ECC, 128KB TCM with 32-bit ECC, and integrated PRU-ICSS for industrial Ethernet protocols. It delivers deterministic control for motor drives and digital power systems in automotive traction inverters and onboard chargers.
For engineers reviewing the AM2631CODGHMZCZRQ1 datasheet, AM2631CODGHMZCZRQ1 pinout, AM2631CODGHMZCZRQ1 application, or AM2631CODGHMZCZRQ1 equivalent, this page provides verified core count, functional safety certification (ASIL-D/SIL-3), CAN-FD interface count, ADC configuration (3×6-channel SAR), and PRU-ICSS availability - all confirmed for this exact Q1-grade ZCZ package variant.
Technical Context
The AM2631CODGHMZCZRQ1 implements a single Arm® Cortex®-R5F core with lockstep-capable cluster architecture, 128KB TCM shared across R5F subsystem, and 2MB OCSRAM with ECC protection. Its memory subsystem includes integrated EDMA and error-location modules for GPMC-based external memory interfaces.
Real-time control is enabled by dedicated hardware: 16 EPWM modules with HRPWM extension, 5 ECAP units, 2 EQEP modules, 3×6-channel ADCs (4MSPS), 12 CMPSS comparators, and 1 DAC. The PRU-ICSS subsystem supports EtherCAT®, PROFINET®, and Ethernet/IP™ via dual PRU cores with 20 eGPI/eGPO channels each.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Count | Single Arm® Cortex®-R5F core - enables deterministic real-time execution without inter-core synchronization overhead. |
| CPU Frequency | Up to 400MHz - supports high-bandwidth closed-loop control in servo drives and EV charging systems. |
| On-Chip RAM | 2MB OCSRAM with ECC - eliminates need for external RAM in safety-critical applications requiring data integrity. |
| Tightly Coupled Memory | 128KB TCM with 32-bit ECC - guarantees zero-wait-state access for time-critical ISR and control law execution. |
| ADC Configuration | 3×6-channel 12-bit SAR ADC, 4MSPS - supports simultaneous sampling of current/voltage feedback in multi-phase inverters. |
| MCAN Interfaces | 4x modular CAN-FD modules - enables high-speed diagnostics, BMS communication, and domain controller networking. |
| Functional Safety | ISO 26262 ASIL-D & IEC 61508 SIL-3 certified - validated by TÜV SÜD for automotive and industrial safety systems. |
| Package | 324-pin nFBGA (ZCZ), 15.0mm × 15.0mm, 0.8mm pitch - AEC-Q100 qualified for extended automotive temperature range (–40°C to 125°C). |
Pinout & Package
AM2631CODGHMZCZRQ1 uses a 324-ball nFBGA package (ZCZ) with 0.8mm pitch and 15.0mm × 15.0mm footprint. Pin functions are defined per MUXMODE 0 configuration, with primary signals including RGMII Ethernet, MCAN, EPWM, ADC, and PRU GPIO.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD / VSS / VSSA / VDDSxx | Power and ground rails | Dedicated 1.8V, 3.3V, analog, and I/O supply domains - require separate decoupling per TI layout guidelines. |
| RGMII1_TXC / RGMII1_RXC | Gigabit Ethernet clock | Low-jitter differential clocks for 1000BASE-T1 PHY interfacing - routed as controlled-impedance pairs. |
| MCAN0_TX / MCAN0_RX | CAN-FD physical layer interface | Direct connection to transceiver (e.g., TCAN1042H-Q1) - supports FD data rates up to 5Mbps. |
| EPWM0_A / EPWM0_B | High-resolution PWM outputs | Complementary gate drive signals with dead-time insertion - used for 3-phase inverter leg control. |
| ADC0_AIN0–AIN5 | Analog input channels | 6-channel SAR inputs supporting simultaneous sampling - connected to shunt resistors or isolated amplifiers. |
| PR0_PRU0_GPIO0–16 | PRU subsystem I/O | Configurable real-time I/O for custom protocol stacks (e.g., IO-Link® master) - bypasses ARM core latency. |
Key Features
| Feature | Design Value |
|---|---|
| PRU-ICSS subsystem | Dual-programmable real-time units with 20 eGPI/eGPO channels each - enables deterministic <1µs response for EtherCAT® sync management. |
| Hardware Security Module (HSM) | Auto SHE 1.1/EVITA support with secure boot, device takeover protection, and OTP key storage - meets UNECE R155 requirements. |
| Real-time control peripherals | 16 EPWM + 5 ECAP + 2 EQEP + 3×6-channel ADC - integrates full signal chain for motor position/speed/current sensing and actuation. |
| Functional safety infrastructure | Error Signaling Module (ESM), BIST, voltage/temperature monitoring, windowed watchdogs - satisfies ASIL-D diagnostic coverage targets. |
| Industrial connectivity | 4x MCAN-FD, 6x UART, 5x LIN, 4x I2C, QSPI, MMC/SD - supports multi-protocol fieldbus integration in domain controllers. |
| Cryptographic acceleration | AES-128/192/256, SHA2-256/384/512, PKA, DRBG - offloads TLS 1.2/1.3 and firmware signature verification from R5F core. |
Applications
| Single-Axis Servo Drive | Automotive Onboard Charger |
|---|---|
Use Scenario: Closed-loop position control of PMSM/BLDC motors in CNC and robotics using encoder feedback and current sensing. IC Role / Device Role / Timing Role: Real-time MCU executing FOC algorithm, generating EPWM gate signals, sampling ADCs at 4MSPS, and managing CAN diagnostics. Use Value: Deterministic 100ns PWM edge placement and sub-microsecond interrupt latency enable <±0.01° position accuracy. |
Use Scenario: Bidirectional AC/DC and DC/DC conversion in EV onboard chargers with grid synchronization and battery isolation monitoring. IC Role / Device Role / Timing Role: Primary controller managing rectifier/inverter stages, communicating with BMS via CAN-FD, and enforcing ISO 15118 handshake. Use Value: Integrated PRU-ICSS handles time-critical grid sync (IEEE 1588) while R5F manages safety logic and user interface. |
| Traction Inverter Control | Battery Management System (BMS) Domain Controller |
Use Scenario: High-power 3-phase inverter control in electric vehicle drivetrains with thermal derating, fault logging, and torque limiting. IC Role / Device Role / Timing Role: Safety-certified MCU running ASIL-D software stack, monitoring phase currents via 3×ADC, and driving IGBT/SiC gate drivers. Use Value: Dual-core lockstep mode and ECC-protected TCM ensure fault detection within 10ms for ISO 26262 emergency shutdown. |
Use Scenario: Centralized BMS node aggregating cell voltage/temperature data from slave monitors, managing contactor control, and communicating with vehicle gateway. IC Role / Device Role / Timing Role: Domain controller interfacing with 12+ SPI daisy-chained AFEs, running SOC/SOH algorithms, and transmitting over CAN-FD. Use Value: 4x MCAN ports allow concurrent communication with pack-level sensors, thermal management, and charger interface without arbitration delay. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar real-time control applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| AM2631CODGHMZCZ | Industrial-grade (–40°C to 105°C), no AEC-Q100 qualification, identical core/peripheral set and pinout. | Lacks automotive safety documentation and ASIL-D certification - suitable for non-automotive industrial drives. | Select when functional safety certification is not required and cost optimization is prioritized. |
| AM2632CODGHMZCZRQ1 | Dual-core Arm® Cortex®-R5F, 256KB TCM, same ZCZ package and peripheral complement. | Enables asymmetric processing (e.g., one core for safety monitor, one for control loop) - required for higher ASIL decomposition. | Choose when dual-core lockstep or split safety/real-time workloads is needed for system-level ASIL-D compliance. |
Compared with AM2631CODGHMZCZRQ1, the AM2631CODGHMZCZ offers identical performance without automotive qualification, while the AM2632CODGHMZCZRQ1 adds core redundancy for enhanced fault containment - both retain full pin compatibility and software portability.
Availability
AM2631CODGHMZCZRQ1 is available at Aetrix Electronics and suitable for automotive traction inverters, onboard chargers, and industrial servo drives requiring stable component supply across long production lifecycles.
Supply support for AM2631CODGHMZCZRQ1 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 for industrial and automotive markets.
The AM263x family is designed for deterministic real-time control in motor drives, digital power, and functional safety systems - delivering integrated PRU-ICSS, ASIL-D certification, and high-resolution analog peripherals in a single SoC.
FAQ
What is the CPU architecture and maximum operating frequency of the AM2631CODGHMZCZRQ1?
The AM2631CODGHMZCZRQ1 features a single Arm® Cortex®-R5F processor core capable of running at up to 400MHz. It includes 16KB instruction cache and 16KB data cache, both with ECC protection, and 128KB of tightly coupled memory (TCM) with 32-bit ECC. This architecture ensures deterministic real-time execution for safety-critical motor control loops.
Does the AM2631CODGHMZCZRQ1 support functional safety standards for automotive applications?
Yes, the AM2631CODGHMZCZRQ1 is ISO 26262 certified up to ASIL-D by TÜV SÜD and IEC 61508 certified up to SIL-3. It includes hardware features such as Error Signaling Module (ESM), built-in self-test (BIST), ECC on critical memories, and windowed watchdog timers - all validated for use in automotive traction inverters and onboard chargers.
How many CAN-FD interfaces does the AM2631CODGHMZCZRQ1 include, and what is their data rate capability?
The AM2631CODGHMZCZRQ1 integrates 4 modular CAN-FD (MCAN) interfaces, each supporting flexible data-rate operation up to 5Mbps in the data phase. These interfaces are fully compliant with ISO 11898-1:2015 and support time-triggered communication, essential for BMS and domain controller networking in EV platforms.
What analog-to-digital converter (ADC) resources are available on the AM2631CODGHMZCZRQ1?
The AM2631CODGHMZCZRQ1 includes three 12-bit SAR ADC modules, each with six input channels and a maximum sampling rate of 4MSPS. These ADCs support simultaneous sampling, programmable sample-and-hold, and flexible post-processing blocks - optimized for current/voltage sensing in three-phase inverter topologies.
Is the AM2631CODGHMZCZRQ1 pin-compatible with other members of the AM263x family?
Yes, the AM2631CODGHMZCZRQ1 is pin-compatible with AM2632 and AM2634 variants in the same ZCZ package. This allows hardware reuse across designs requiring different core counts - for example, upgrading from single-core AM2631CODGHMZCZRQ1 to dual-core AM2632CODGHMZCZRQ1 without PCB revision.
AM2631CODGHMZCZRQ1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 324-LFBGA
- Series:
- Sitara™
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-R5F
- Core Size:
- 32-Bit Single-Core
- Speed:
- 400MHz
- Connectivity:
- CANbus, Ethernet, I2C, MMC/SDIO, QSPI, SPI, UART/USART
- Peripherals:
- AES, DMA, POR, PWM, SHA, TRNG, WDT
- Number of I/O:
- 140
- Program Memory Size:
- 256KB (256K x 8)
- Program Memory Type:
- Tightly Coupled Memory (TCM)
- EEPROM Size:
- -
- RAM Size:
- 2M x 8
- Voltage - Supply (Vcc/Vdd):
- 1.14V ~ 1.26V
- Data Converters:
- A/D 6x12b SAR; D/A 1x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 150°C (TJ)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
AM2631CODGHMZCZRQ1 FAQ
1.How can I place an order for AM2631CODGHMZCZRQ1 through Aetrix?
Please submit a Request for Quotation (RFQ) for AM2631CODGHMZCZRQ1 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 AM2631CODGHMZCZRQ1 reliable?
The price and inventory of AM2631CODGHMZCZRQ1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AM2631CODGHMZCZRQ1 is usually 5 days.
3.What payment methods are accepted for AM2631CODGHMZCZRQ1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AM2631CODGHMZCZRQ1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for AM2631CODGHMZCZRQ1?
AM2631CODGHMZCZRQ1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AM2631CODGHMZCZRQ1 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 AM2631CODGHMZCZRQ1?
For technical support, including AM2631CODGHMZCZRQ1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AM2631CODGHMZCZRQ1 requirements.
6.How does Aetrix verify that AM2631CODGHMZCZRQ1 is sourced from the original manufacturer or authorized distributors?
All AM2631CODGHMZCZRQ1 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 AM2631CODGHMZCZRQ1 meets industry standards.
7.What is the process for return or replacement of AM2631CODGHMZCZRQ1?
All AM2631CODGHMZCZRQ1 units undergo pre-shipment inspection (PSI). If there is an issue with AM2631CODGHMZCZRQ1, 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 AM2631CODGHMZCZRQ1 part is unused and in its original packaging.
Return procedure for AM2631CODGHMZCZRQ1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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