AM2634-Q1 - Automotive 400MHz Quad-Core Cortex-R5F MCU | Texas Instruments
MPN: AM2634-Q1 β Active| Qty | Unit Price | Extended |
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| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
Drop-in alternatives for AM2634-Q1 β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
AM2634
β Drop-Inπ Reference alternative (not in catalog)
AM2634CODFHMZCZRQ1
β Drop-Inπ Reference alternative (not in catalog)
AM263P4-Q1
β Drop-Inβ In Stock
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View Datasheet βAM2632-Q1
β‘ Same Packageβ In Stock
$15 / Unit
View Datasheet βAM2631-Q1
β‘ Same Packageπ Reference alternative (not in catalog)
AM2634-Q1 Maximum Ratings & Electrical Characteristics
| Product Type | Microcontroller |
| Series | Sitara |
| Core Architecture | ARM Cortex-R5F |
| Number of Cores | 4 (quad-core) |
| Max Clock Frequency | 400 MHz |
| Data Bus Width | 32-bit |
| Tightly Coupled Memory (TCM) | 256KB (256K x 8) |
| Flash Memory Size | [DATA_NEEDED: flash memory size] |
| Package / Case | 324-NFBGA (15x15 mm) |
| Mounting Type | Surface Mount |
| Number of PWM Channels | 64 |
| PWM Resolution | 150 ps |
| Number of ADC Channels | 30 |
| ADC Sample Rate | 4 MSPS |
| Automotive Qualification | AEC-Q100 |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] |
| Supply Voltage | [DATA_NEEDED: supply voltage] |
| Datasheet Number | SPRSP74E |
| Datasheet Revision | October 2022 - Revised August 2025 |
| RoHS Status | [DATA_NEEDED: RoHS status] |
AM2634-Q1 324-nfbga (15x15 mm) Pin Configuration Guide
Complete pinout information for AM2634-Q1 (324-nfbga (15x15 mm) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for AM2634-Q1.
Refer to the datasheet for full pin configuration.
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
AM2634-Q1 is suitable for 6 applications: Automotive Traction Inverter Control, Industrial Motor Drives, Digital Power Supply Control, Robotics and Motion Control, Battery Management Systems (BMS), Automotive Body Electronics.
Automotive Traction Inverter Control
The AM2634-Q1's 400MHz quad-core Cortex-R5F and 64-channel high-resolution PWM (150ps) enable precise control of traction inverters in electric vehicles. It executes field-oriented control (FOC) algorithms in real time, while the 30-channel 4-MSPS ADC samples motor phase currents with high accuracy. The MCU's AEC-Q100 qualification ensures reliability in automotive thermal environments. Paired with a gate driver like the LMG3522R030RQSR, it drives SiC or GaN power stages to optimize torque and efficiency. Proper decoupling and PCB layout are essential to handle the high-frequency switching noise.
Recommended
Industrial Motor Drives
For industrial automation, the AM2634-Q1 provides real-time control for servo drives and PLCs. Its quad-core architecture allows concurrent execution of motor control loops, safety monitoring, and communication protocols. The 150ps high-resolution PWM ensures smooth current regulation, reducing harmonic distortion. The 30-channel ADC supports multi-axis feedback with minimal latency. The 324-NFBGA package and 256KB TCM enable compact designs. In harsh factory environments, the AEC-Q100 temperature rating helps maintain performance. To achieve optimal signal integrity, keep analog and digital grounds separated and use a solid ground plane.
Recommended
Digital Power Supply Control
The AM2634-Q1 excels in digital power conversion thanks to its 400MHz real-time processing and 64-channel high-resolution PWM. It can control LLC converters, PFC stages, and synchronous rectifiers with 150ps resolution, enabling high-efficiency designs. The fast 4-MSPS ADC allows precise monitoring of voltage and current, enabling dynamic control loops. Its multiple cores can handle power stage control, digital communication (SPI/CAN), and fault management in parallel. Using a companion like UCD3138 for digital power control, the AM2634-Q1 can effectively manage complex topologies. Careful power layout is critical to minimize EMI.
Recommended
Robotics and Motion Control
In robotics, the AM2634-Q1 provides deterministic control for joint motors and actuators. Its 400MHz Cortex-R5F cores compute inverse kinematics and trajectory planning on the fly. The 150ps PWM resolution gives precise torque and position commands, while the 30-channel 4-MSPS ADC reads encoders and current sensors in real time. The 324-NFBGA package is 15x15 mm, allowing integration into compact robot arms. Its AEC-Q100 qualification supports use in humanoid robots and industrial cobots. The device supports CAN-FD for communication with other controllers, enabling distributed motion systems.
Recommended
Battery Management Systems (BMS)
The AM2634-Q1 is suited for automotive BMS, where it monitors battery pack cells and manages charge/discharge. Its 400MHz multi-core processor can run state-of-charge estimation algorithms while the 30-channel ADC samples cell voltages with 4 MSPS. The MCU's CAN-FD interfaces communicate with cell monitors like the BQ79616PAPRQ1. AEC-Q100 qualification ensures operation over the battery's thermal range. The 256KB TCM holds RTOS and control code for low-latency response. Proper isolation and robust PCB design are required to prevent noise from high-power switching stages from affecting the sense circuit.
Recommended
Automotive Body Electronics
For body electronics such as seat control and window lift, the AM2634-Q1 handles real-time control with 400MHz performance. It can operate multiple motors simultaneously using its 64-channel PWM, while the 30-channel ADC samples switch inputs and current sensors. The device's quad-core design enables separate control loops for different actuators. With AEC-Q100 qualification, it withstands automotive voltage transients and temperature extremes. The 324-NFBGA package facilitates placement on crowded ECU boards. A robust CAN interface allows integration with central vehicle controllers. Use a low-inductance ground layout to avoid interference with sensitive sensor inputs.
Recommended
Recommended Products Summary
Engineering reference data for AM2634-Q1 β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | AM2634 | AM2634CODFHMZCZRQ1 | AM263P4-Q1 | AM2632-Q1 | AM2631-Q1 |
|---|---|---|---|---|---|---|
| Package | 324-NFBGA (15x15) | 324-NFBGA (15x15) | 324-NFBGA (15x15) | 324-NFBGA (15x15) | 324-NFBGA (15x15) | 324-NFBGA (15x15) |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Core Count | 4 | 4 | 4 | [DATA_NEEDED] | 2 | 1 |
| Max Clock Frequency | 400 MHz | 400 MHz | 400 MHz | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
| PWM Channels | 64 | 64 | 64 | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
| ADC Channels | 30 | 30 | 30 | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
| Memory (TCM) | 256KB | 256KB | 256KB | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
| Automotive Grade | Yes (AEC-Q100) | No | Yes | Yes | Yes | Yes |
Key Differentiators
- Quad-core processing with 400MHz (vs AM2632-Q1)
- 64 high-resolution PWM channels (150ps) (vs AM2631-Q1)
- AEC-Q100 qualification (vs AM2634 (non-Q1))
Design Notes
Ensure proper decoupling on VDD core and VDDIO. Place a 100nF ceramic capacitor for each supply pin and a 1uF bulk capacitor as close as possible to the ball grid. For the AM2634-Q1 in a 324-NFBGA, use a solid ground plane under the device and a thermal vias array to the backside to aid heat dissipation.
Keep high-speed PWM output traces short and use series source termination resistors to minimize ringing. Route ADC analog inputs away from switching nodes and separate analog ground from digital ground to reduce noise coupling. The high-resolution PWM (150ps) requires controlled impedance on the driver outputs.
The AM2634-Q1 dissipates power based on core frequency and peripheral activity. At 400MHz with full ADC and PWM operation, use a thermal pad and ensure sufficient copper pour. The NFBGA package is 15x15mm; consider adding airflow in sealed enclosures. Monitor junction temperature via an on-chip temperature sensor if available.
Compliance Information
AEC-Q100 inferred from Q1 suffix. RoHS status not explicitly stated in verified data.
