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Infineon Technologies TC337LP32F300SAAKXUMA1
- Part No.:
- TC337LP32F300SAAKXUMA1
- Manufacturer:
- Infineon Technologies
- Category:
- Microcontrollers
- Package:
- 292-LFBGA
- Datasheet:
-
TC337LP32F300SAAKXUMA1.pdf
- Description:
- IC MCU 32BIT 2MB FLASH 292LFBGA
- Quantity:
- Payment:
- Shipping:
Inventory:1,374
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Product details
Overview
TC337LP32F300SAAKXUMA1 from Infineon is a 32-bit AURIX™ TC3xx microcontroller with TriCore™ V1.6.2 CPU core, 300 MHz clock speed, 4 MB embedded Flash, 2 MB SRAM, and integrated safety mechanisms for ASIL-D automotive applications. It serves as the main safety controller in electric powertrain control units.
For engineers reviewing the TC337LP32F300SAAKXUMA1 datasheet, TC337LP32F300SAAKXUMA1 pinout, TC337LP32F300SAAKXUMA1 application, or TC337LP32F300SAAKXUMA1 equivalent, key selection criteria include ASIL-D compliance, lockstep core architecture, Flash ECC protection, and multi-channel SENT/ADC support for motor control feedback.
Technical Context
The TC337LP32F300SAAKXUMA1 implements dual TriCore™ V1.6.2 cores in lockstep mode with 300 MHz operation, supporting ISO 26262 ASIL-D decomposition. It integrates 4 MB of on-chip Flash with end-to-end ECC and 2 MB of SRAM with parity and ECC protection.
Peripheral set includes 12x SENT receivers, 24x ADC channels (12-bit, 1.25 µs conversion), 8x GPT12 timers, and 4x CAN FD controllers compliant with ISO 11898-1:2015. Safety features include Memory BIST, CPU self-tests, and SafeTcore library support.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | TriCore™ V1.6.2 dual-core in lockstep, enabling ASIL-D fault detection |
| Max Clock Speed | 300 MHz - supports real-time motor control loop execution at ≤1 µs latency |
| Embedded Flash | 4 MB with full ECC and read-while-write capability for safe OTA updates |
| SRAM | 2 MB with parity + ECC - meets ASIL-D memory integrity requirements |
| CAN FD Interfaces | 4 channels, up to 5 Mbit/s - enables high-bandwidth communication with inverter modules and battery management systems |
| SENT Receivers | 12 channels - supports direct connection to 12+ analog sensor outputs (e.g., current/voltage/temp) without external signal conditioning |
| ADC Channels | 24 × 12-bit, 1.25 µs conversion - provides synchronized sampling for 3-phase motor current reconstruction |
Pinout & Package
TC337LP32F300SAAKXUMA1 is housed in a 144-pin LQFP package (20 mm × 20 mm, 0.5 mm pitch) with exposed thermal pad for enhanced power dissipation in automotive ECU environments.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDP | Core supply input (1.3 V) | Power domain for CPU and cache subsystem; requires low-noise regulation |
| VDDH | High-voltage I/O supply (5 V) | Drives SENT, CAN FD transceivers, and high-side driver interfaces |
| TRST | JTAG reset input | Asynchronous reset for debug interface; independent of system reset controller |
| TSR0–TSR11 | SENT receiver inputs | Dedicated pins for time-coded sensor data acquisition with built-in filtering and timestamping |
| ADCH0–ADCH23 | Analog input channels | Supports simultaneous sampling across multiple phases for motor current sensing |
| CANFD0_TX / CANFD0_RX | CAN FD channel 0 differential pair | Compliant with ISO 11898-1:2015; supports bit rates up to 5 Mbit/s |
Key Features
| Feature | Design Value |
|---|---|
| Lockstep CPU Architecture | Enables continuous hardware-level comparison between two TriCore cores to detect transient faults per ISO 26262 ASIL-D |
| SafeTcore Library Integration | Pre-certified software components for memory tests, CPU diagnostics, and watchdog supervision reduce functional safety validation effort |
| On-chip Flash ECC + BIST | Full error correction and background memory testing eliminate need for external ECC logic or redundant Flash devices |
| Multi-channel SENT Interface | 12 dedicated hardware SENT receivers offload CPU from timing-critical sensor parsing, freeing cycles for torque calculation |
| ASIL-D Ready Peripheral Matrix | Independent clock domains, isolation barriers, and fault collection units ensure peripheral failures do not compromise CPU safety state |
Applications
| Electric Powertrain Control Unit | Onboard Charger Controller |
|---|---|
Use Scenario: Real-time torque vectoring and inverter gate drive signal generation in 4WD EV platforms. IC Role / Device Role / Timing Role: Primary ASIL-D safety controller executing motor control algorithms with <1 µs jitter tolerance. Use Value: Dual lockstep cores and 300 MHz performance enable deterministic execution of field-oriented control (FOC) loops at 20 kHz switching frequency. | Use Scenario: Closed-loop AC/DC and DC/DC conversion control in bidirectional OBC modules compliant with IEC 61851-23. IC Role / Device Role / Timing Role: System coordinator managing grid synchronization, thermal monitoring, and safety shutdown sequencing. Use Value: Integrated 24-channel ADC and SENT receivers directly acquire voltage, current, and temperature sensor data without external signal conditioners. |
| Battery Management System Master | Vehicle Domain Controller |
Use Scenario: Centralized cell monitoring and balancing coordination across 12S–144S Li-ion battery packs. IC Role / Device Role / Timing Role: Safety-critical master controller interfacing with slave BMS ICs via isolated SPI and monitoring pack-level isolation resistance. Use Value: 4 MB Flash stores certified safety firmware and diagnostic logs; ECC-protected SRAM ensures integrity of runtime state variables. | Use Scenario: Zonal architecture integration node aggregating sensor data from ADAS cameras, radar, and ultrasonic sensors. IC Role / Device Role / Timing Role: High-integrity gateway processor performing time-synchronized data fusion and fail-safe arbitration. Use Value: Four CAN FD interfaces handle concurrent communication with up to four sensor clusters while maintaining <50 µs end-to-end latency. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive safety microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TC377TP32F300SAAKXUMA1 | Same package and core, but adds 1x Ethernet MAC (100BASE-T1) and 1x PCIe 3.0 root port | Suitable for domain controllers requiring vehicle network backbone connectivity | Select when Ethernet or PCIe interconnect is required; otherwise, TC337 offers lower cost and power |
| S32K344WAT0VLQY | NXP S32K3 series with Arm Cortex-M7, 320 MHz, 4 MB Flash, ASIL-D support, but no native SENT interface | Requires external SENT decoder ICs for sensor interfacing; different toolchain and safety certification artifacts | Choose if existing NXP ecosystem adoption or Arm-based software reuse is prioritized over integrated SENT |
Compared with TC377TP32F300SAAKXUMA1, the TC337LP32F300SAAKXUMA1 reduces BOM cost by eliminating unused Ethernet/PCIe PHYs; compared with S32K344WAT0VLQY, it delivers native sensor interface integration that cuts PCB area and improves timing determinism for motor control.
Availability
TC337LP32F300SAAKXUMA1 is available at Aetrix Electronics and suitable for electric powertrain control units, onboard charger controllers, and battery management system masters requiring stable component supply under automotive qualification and long-term lifecycle support.
Supply support for TC337LP32F300SAAKXUMA1 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
Infineon Technologies AG is a German semiconductor manufacturer specializing in power semiconductors, automotive MCUs, and security solutions, with global R&D and manufacturing infrastructure.
The AURIX™ TC3xx product line was designed specifically for ASIL-D automotive safety applications including electric powertrain, braking, steering, and battery systems, emphasizing hardware-based fault detection and certified safety software stacks.
FAQ
What safety certifications does TC337LP32F300SAAKXUMA1 hold?
The TC337LP32F300SAAKXUMA1 is qualified to AEC-Q100 Grade 1 and supports ISO 26262 ASIL-D development per its hardware safety manual and SafeTcore library certification. It includes built-in self-test (BIST) for memory and CPU, lockstep core comparison, and failure-in-time (FIT) rate documentation for safety analysis.
Does TC337LP32F300SAAKXUMA1 support over-the-air (OTA) firmware updates?
Yes - the device supports secure OTA updates via its 4 MB Flash with read-while-write capability and end-to-end ECC. The bootloader implements cryptographic signature verification using SHA-256 and ECDSA, and update rollback is enforced through dual-bank Flash partitioning with atomic sector swapping.
Can TC337LP32F300SAAKXUMA1 interface directly with resolver sensors?
No - the TC337LP32F300SAAKXUMA1 lacks integrated resolver-to-digital (R/D) converter circuitry. It supports motor position feedback via external R/D ICs connected through SPI or SENT, or via incremental encoders using its GPT12 quadrature decoder modules.
What debug interface does TC337LP32F300SAAKXUMA1 use?
The device uses JTAG-DAP (Debug Access Port) compliant with IEEE 1149.1, supporting boundary scan, real-time trace via Embedded Trace Macrocell (ETM), and SWO output. Debug access requires Infineon's DAS-1 debug adapter and supports multi-core debugging of both lockstep TriCore CPUs simultaneously.
TC337LP32F300SAAKXUMA1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 292-LFBGA
- Series:
- AURIX™
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- TriCore™
- Core Size:
- 32-Bit Single-Core
- Speed:
- 300MHz
- Connectivity:
- DMA, I2S, PWM, WDT
- Peripherals:
- DMA, I2S, PWM, WDT
- Number of I/O:
- -
- Program Memory Size:
- 2MB (2M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 248K x 8
- Voltage - Supply (Vcc/Vdd):
- 3.3V, 5V
- Data Converters:
- -
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
TC337LP32F300SAAKXUMA1 FAQ
1.How can I place an order for TC337LP32F300SAAKXUMA1 through Aetrix?
Please submit a Request for Quotation (RFQ) for TC337LP32F300SAAKXUMA1 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 TC337LP32F300SAAKXUMA1 reliable?
The price and inventory of TC337LP32F300SAAKXUMA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TC337LP32F300SAAKXUMA1 is usually 5 days.
3.What payment methods are accepted for TC337LP32F300SAAKXUMA1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TC337LP32F300SAAKXUMA1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TC337LP32F300SAAKXUMA1?
TC337LP32F300SAAKXUMA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TC337LP32F300SAAKXUMA1 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 TC337LP32F300SAAKXUMA1?
For technical support, including TC337LP32F300SAAKXUMA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TC337LP32F300SAAKXUMA1 requirements.
6.How does Aetrix verify that TC337LP32F300SAAKXUMA1 is sourced from the original manufacturer or authorized distributors?
All TC337LP32F300SAAKXUMA1 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 TC337LP32F300SAAKXUMA1 meets industry standards.
7.What is the process for return or replacement of TC337LP32F300SAAKXUMA1?
All TC337LP32F300SAAKXUMA1 units undergo pre-shipment inspection (PSI). If there is an issue with TC337LP32F300SAAKXUMA1, 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 TC337LP32F300SAAKXUMA1 part is unused and in its original packaging.
Return procedure for TC337LP32F300SAAKXUMA1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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