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Infineon Technologies TC233LP32F200FACLXUMA1
- Part No.:
- TC233LP32F200FACLXUMA1
- Manufacturer:
- Infineon Technologies
- Category:
- Microcontrollers
- Package:
- 100-TQFP Exposed Pad
- Datasheet:
-
TC233LP32F200FACLXUMA1.pdf
- Description:
- IC MCU 32BIT 2MB FLASH 100TQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,672
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Product details
Overview
TC233LP32F200FACLXUMA1 from Infineon Technologies is a 32-bit AURIX™ TriCore™ microcontroller with a lockstepped TC1.6E CPU core operating up to 200 MHz, 2 MB program flash (PFLASH), 128 KB data flash (DFLASH) for EEPROM emulation, and integrated Ethernet MAC (MII/RMII), dual MultiCAN+ (6 CAN nodes), FlexRay v2.1 (ERAY), and GTM timer subsystem. It targets automotive ADAS domain controllers requiring ASIL-D compliance.
For engineers reviewing the TC233LP32F200FACLXUMA1 datasheet, TC233LP32F200FACLXUMA1 pinout, TC233LP32F200FACLXUMA1 application, or TC233LP32F200FACLXUMA1 equivalent, key selection criteria include lockstep safety architecture, ECC-protected memory hierarchy, real-time peripheral latency (e.g., GTM sub-μs response), and functional safety certification status per ISO 26262.
Technical Context
This MCU implements a dual-core lockstep configuration where the shadow core continuously verifies instruction execution of the primary TC1.6E core, enabling hardware-level fault detection for ASIL-D systems. Its SRI crossbar interconnect supports concurrent access by CPU, DMA, and peripherals at 64-bit width, minimizing bus contention in high-throughput sensor fusion workloads.
The on-chip clock system integrates a System PLL for core/peripheral clocks and a dedicated ERAY_PLL for FlexRay timing, both supporting spread-spectrum modulation to reduce EMI. Memory protection units (MPUs) enforce strict privilege separation between safety-critical and non-safety partitions across PFLASH, DFLASH, and SRAM domains.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | TriCore™ TC1.6E with lockstepped shadow core for ASIL-D fault detection |
| Max Clock Frequency | 200 MHz across full industrial temperature range (−40°C to 125°C) |
| Flash Memory | 2 MB PFLASH + 128 KB DFLASH with ECC, enabling EEPROM emulation without external components |
| RAM | 184 KB DSPR + 8 KB PSPR + 8 KB ICACHE + 512 KB EMEM, all ECC-protected |
| Communication Interfaces | Dual MultiCAN+ (6 CAN nodes), FlexRay v2.1 (2 channels), IEEE 802.3 Ethernet (MII/RMII), 4× QSPI, 2× ASCLIN with LIN v2.1 |
| Timer & Signal Processing | Generic Timer Module (GTM) with 12 TBU blocks, 2× CCU6 kernels, GPT120, and SENT interface for sensor signal conditioning |
| Analog Peripherals | VADC with 4 independent kernels, 0–5.5 V input range, configurable sampling rate up to 1.5 MSPS per kernel |
Pinout & Package
TC233LP32F200FACLXUMA1 uses the PG-TQFP-100-23 package (100-pin thermally enhanced quad flat pack), with 0.5 mm pitch and exposed thermal pad. Pin functions are defined per port group (e.g., Port 0–Port 11), supporting multiplexed I/O including dedicated ERAY, ETH, and CAN transceiver pins.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P0.0–P0.15 | General-purpose I/O with alternate functions | Supports ASCLIN0, QSPI0, and GTM_TOM0 signals; configurable pull-up/down and slew rate |
| P1.0–P1.7 | Ethernet MII/RMII interface | Provides ETH_TXD0–3, ETH_RXD0–3, ETH_TX_EN, ETH_RX_ER, ETH_CLK, ETH_CRS, ETH_COL |
| P2.0–P2.5 | FlexRay channel A physical layer | Carries ERAY_A_TX, ERAY_A_RX, ERAY_A_STB, ERAY_A_WAKE, ERAY_A_VREF, ERAY_A_GND |
| P3.0–P3.5 | CAN0/CAN1 transceiver interface | Routes CAN0_TX/RX and CAN1_TX/RX with integrated CAN wake-up capability |
| VDDP_3V3 | 3.3 V I/O supply | Power domain for digital I/O banks; requires external 3.3 V regulator with ≤100 mV ripple |
| VDDA_5V0 | 5.0 V analog supply | Supplies VADC reference and SENT receivers; must be filtered with ≥10 μF ceramic capacitor |
Key Features
| Feature | Design Value |
|---|---|
| Lockstep Safety Architecture | Hardware-enforced instruction comparison between primary and shadow cores with immediate error signaling via SMU |
| ECC-Protected Memory Hierarchy | End-to-end error correction on PFLASH, DFLASH, DSPR, PSPR, and EMEM-enabling safe boot and runtime code/data integrity |
| Generic Timer Module (GTM) | Autonomous signal generation, capture, and PWM with sub-microsecond resolution-reducing CPU load in motor control loops |
| MultiCAN+ with FIFO Buffering | 128 message objects assignable across 6 CAN nodes, supporting gateway routing and prioritized arbitration without CPU intervention |
| On-Chip Debug Support | OCDS Level 1 compliance with JTAG/DAP interfaces enabling real-time trace, breakpoint injection, and memory inspection during ASIL-D validation |
Applications
| Automotive ADAS Domain Controller | Electric Power Steering (EPS) ECU |
|---|---|
Use Scenario: Central processing unit aggregating radar, camera, and ultrasonic sensor data for adaptive cruise control and automatic emergency braking. IC Role / Device Role / Timing Role: Real-time domain controller executing sensor fusion algorithms with deterministic latency via GTM-triggered ADC sampling and CAN/FlexRay gatewaying. Use Value: Lockstep CPU and ECC memory ensure ASIL-D compliance while GTM offloads time-critical I/O tasks, freeing CPU cycles for neural network inference. | Use Scenario: Closed-loop torque control system managing three-phase inverter drivers and position feedback from resolver sensors. IC Role / Device Role / Timing Role: High-precision motor controller using CCU6 modules for PWM generation and SENT interface for resolver-to-digital conversion. Use Value: Sub-μs GTM timer resolution enables <1 μs current loop update intervals, meeting ISO 26262 torque accuracy requirements. |
| Vehicle Gateway Module | Brake-by-Wire Control Unit |
Use Scenario: Protocol translation hub connecting CAN FD, LIN, FlexRay, and Ethernet networks across vehicle domains. IC Role / Device Role / Timing Role: Network gateway with hardware-accelerated message filtering, routing, and timestamping across six CAN nodes and dual FlexRay channels. Use Value: MultiCAN+ FIFO buffering and ERAY hardware timers eliminate software-induced jitter in safety-critical message forwarding. | Use Scenario: Redundant brake actuation controller receiving commands from ADAS and driver inputs, driving electro-hydraulic valves. IC Role / Device Role / Timing Role: Dual-lockstep safety controller executing ASIL-D brake pressure algorithms with hardware memory test (MTU) and I/O monitoring (IOM). Use Value: Integrated SMU and MTU provide continuous self-test coverage exceeding 90% diagnostic coverage per ISO 26262 Part 5 Annex D. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive safety microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TC234LP32F200FACLXUMA1 | Same package and pinout; adds 1 MB additional PFLASH and 64 KB additional DFLASH | Preferred for future-proofing firmware updates and larger safety firmware images | Select when >2 MB flash is required for dual-bank OTA updates or extended diagnostic logs |
| S32K144HAT0MLHT | ARM Cortex-M4F core, 1 MB flash, no FlexRay or GTM; ASIL-B certified only | Limited to ASIL-B applications such as body control modules-not suitable for ASIL-D brake/steering | Choose only for cost-sensitive non-safety-critical ECUs where FlexRay/GTM are unnecessary |
Compared with TC234LP32F200FACLXUMA1, this part offers identical safety architecture but reduced flash capacity-ideal for fixed-function ADAS controllers with minimal firmware growth. Versus S32K144, it delivers higher ASIL level, FlexRay support, and deterministic GTM timing essential for chassis control.
Availability
TC233LP32F200FACLXUMA1 is available at Aetrix Electronics and suitable for automotive ADAS domain controllers, electric power steering ECUs, vehicle gateway modules, and brake-by-wire control units requiring stable component supply under AEC-Q100 Grade 1 qualification.
Supply support for TC233LP32F200FACLXUMA1 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 management, automotive, and industrial control ICs, with global R&D centers and ISO/TS 16949-certified manufacturing.
This device belongs to the AURIX™ TC23x family-designed specifically for ASIL-D automotive safety applications including ADAS, powertrain, and chassis control, featuring lockstep cores, ECC memory, and hardware safety monitors.
FAQ
What safety certifications does TC233LP32F200FACLXUMA1 hold?
TC233LP32F200FACLXUMA1 is qualified to AEC-Q100 Grade 1 (−40°C to +125°C) and supports ISO 26262 ASIL-D development per Infineon's safety manual (V1.2, 2019). It includes hardware safety mechanisms-lockstep CPU, ECC memory, SMU, MTU, and IOM-with FMEDA reports available under NDA.
Does this MCU support over-the-air (OTA) firmware updates?
Yes-its 2 MB PFLASH supports dual-bank operation, enabling seamless OTA updates with rollback capability. The built-in BootROM (BROM) provides secure boot verification using SHA-256 and RSA-2048 signatures, and DFLASH emulates EEPROM for storing update metadata and counters.
Can TC233LP32F200FACLXUMA1 operate without an external crystal?
Yes-it integrates a factory-trimmed internal RC oscillator (IRC) usable for initial boot and low-power modes. However, Ethernet, FlexRay, and CAN FD require precise timing: an external 40 MHz crystal is mandatory for system PLL operation, and a separate 20 MHz crystal is recommended for ERAY_PLL stability.
What debug interfaces are supported, and are they accessible in safety-critical runtime?
It supports IEEE 1149.1 JTAG (4-wire) and ARM CoreSight DAP interfaces. OCDS Level 1 debug is fully operational during runtime-including breakpoints, trace, and memory inspection-but safety-critical partitions (e.g., SMU-configured memory regions) remain inaccessible to prevent tampering during ASIL-D operation.
TC233LP32F200FACLXUMA1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 100-TQFP Exposed Pad
- Series:
- AURIX™
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- TriCore™
- Core Size:
- 32-Bit Single-Core
- Speed:
- 200MHz
- Connectivity:
- CANbus, FlexRay, LINbus, QSPI
- Peripherals:
- DMA, WDT
- Number of I/O:
- 78
- Program Memory Size:
- 2MB (2M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 128K x 8
- RAM Size:
- 192K x 8
- Voltage - Supply (Vcc/Vdd):
- 3.3V
- Data Converters:
- A/D 24x12b
- Oscillator Type:
- External
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
TC233LP32F200FACLXUMA1 FAQ
1.How can I place an order for TC233LP32F200FACLXUMA1 through Aetrix?
Please submit a Request for Quotation (RFQ) for TC233LP32F200FACLXUMA1 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 TC233LP32F200FACLXUMA1 reliable?
The price and inventory of TC233LP32F200FACLXUMA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TC233LP32F200FACLXUMA1 is usually 5 days.
3.What payment methods are accepted for TC233LP32F200FACLXUMA1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TC233LP32F200FACLXUMA1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TC233LP32F200FACLXUMA1?
TC233LP32F200FACLXUMA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TC233LP32F200FACLXUMA1 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 TC233LP32F200FACLXUMA1?
For technical support, including TC233LP32F200FACLXUMA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TC233LP32F200FACLXUMA1 requirements.
6.How does Aetrix verify that TC233LP32F200FACLXUMA1 is sourced from the original manufacturer or authorized distributors?
All TC233LP32F200FACLXUMA1 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 TC233LP32F200FACLXUMA1 meets industry standards.
7.What is the process for return or replacement of TC233LP32F200FACLXUMA1?
All TC233LP32F200FACLXUMA1 units undergo pre-shipment inspection (PSI). If there is an issue with TC233LP32F200FACLXUMA1, 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 TC233LP32F200FACLXUMA1 part is unused and in its original packaging.
Return procedure for TC233LP32F200FACLXUMA1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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