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Infineon Technologies TC224L16F133NACLXUMA1
- Part No.:
- TC224L16F133NACLXUMA1
- Manufacturer:
- Infineon Technologies
- Category:
- Microcontrollers
- Package:
- 144-LQFP Exposed Pad
- Datasheet:
-
TC224L16F133NACLXUMA1.pdf
- Description:
- IC MCU 32BIT 1MB FLASH 144TQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,705
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Product details
Overview
TC224L16F133NACLXUMA1 from Infineon Technologies is a 32-bit automotive-grade microcontroller based on the AURIX™ TC2xx dual-core TriCore™ architecture, featuring 1 MB embedded flash, 133 MHz CPU clock, and 144-pin TQFP package. It integrates safety mechanisms including lockstep cores, memory BIST, and ECC-protected RAM/flash, targeting ASIL-D functional safety compliance in engine control units and battery management systems.
For engineers reviewing the TC224L16F133NACLXUMA1 datasheet, TC224L16F133NACLXUMA1 pinout, TC224L16F133NACLXUMA1 application, or TC224L16F133NACLXUMA1 equivalent, key selection criteria include ASIL-D certification status, dual-core lockstep timing behavior, flash ECC configuration, and peripheral set coverage for motor control and CAN FD communication.
Technical Context
This MCU implements two independent TriCore™ CPUs (TC1.6P) operating at up to 133 MHz with tightly coupled instruction and data caches. It includes a dedicated Safety System (SBC) with watchdogs, voltage monitors, and clock supervision logic to support ISO 26262 ASIL-D decomposition.
The device integrates 1 MB of on-chip flash with 128-bit wide interface, ECC protection, and 128 KB of SRAM with ECC and parity. Peripheral sets include 6x CAN FD controllers (with time-triggered capability), 2x SENT interfaces, 2x Ethernet MAC (10/100 Mbit/s), and 3x ADCs (12-bit, 24-channel).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Dual TriCore™ TC1.6P @ 133 MHz - enables real-time deterministic execution with lockstep fault detection |
| Flash Memory | 1 MB with ECC and read-while-write - supports safe over-the-air updates and dual-bank swapping |
| RAM | 128 KB SRAM with ECC and parity - ensures data integrity for safety-critical variables and stack |
| Safety Certification | ISO 26262 ASIL-D compliant - validated for use in powertrain and chassis control without external safety monitor |
| CAN FD Interfaces | 6 channels with time-triggered communication - enables synchronized sensor actuator networks in x-by-wire systems |
| Ethernet MAC | 2× 10/100 Mbit/s IEEE 802.3 - supports diagnostic communication and gateway functions in domain controllers |
| ADC | 3× 12-bit, 24-channel with hardware oversampling - delivers high-resolution analog sensing for motor current and temperature monitoring |
Pinout & Package
144-pin TQFP (20 mm × 20 mm, 0.5 mm pitch), thermally enhanced with exposed thermal pad. RoHS-compliant, lead-free finish.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDP | Analog supply (5 V) | Provides regulated power to ADC, DAC, and analog comparators; requires local 100 nF decoupling |
| VDD | Digital core supply (1.3 V) | Supplies CPU, cache, and digital logic; must be filtered with 2.2 µF ceramic capacitor |
| OSC_IN / OSC_OUT | Crystal oscillator terminals | Supports 1–40 MHz external crystal; internal PLL generates 133 MHz system clock |
| TRSTn | JTAG reset input | Asynchronous active-low reset for debug interface; tied high via 10 kΩ pull-up in production |
| ETH_RXD0–3 / ETH_TXD0–3 | Ethernet PHY data lines | Direct connection to RMII-compliant PHY; requires controlled impedance PCB routing (50 Ω ±10%) |
| CAN0_TX / CAN0_RX | CAN FD channel 0 differential I/O | Connects to isolated CAN transceiver; supports bit rates up to 5 Mbit/s with flexible data phase |
Key Features
| Feature | Design Value |
|---|---|
| Dual-core lockstep execution | Continuous comparison of CPU outputs detects transient faults; triggers safe state within ≤10 µs |
| Flash ECC with error correction | Single-bit error correction and double-bit error detection per 128-bit word; prevents silent data corruption |
| Time-triggered communication (TTCAN) | Hardware-synchronized message transmission across all 6 CAN FD channels; eliminates jitter in distributed control loops |
| Integrated safety monitor (SBC) | Independent watchdog, voltage supervisor, and clock failure detector - operates outside main CPU domain |
| SENT interface with CRC validation | Supports SAE J2716 rev 2010; validates sensor data integrity before forwarding to CPU |
Applications
| Engine Control Unit (ECU) | Battery Management System (BMS) |
|---|---|
Use Scenario: Real-time combustion timing, fuel injection, and exhaust gas recirculation control in gasoline direct injection engines. IC Role / Device Role / Timing Role: Primary safety-certified controller executing ASIL-D software partitions with lockstep core verification. Use Value: Enables deterministic 10 µs interrupt latency and flash ECC-protected firmware updates during vehicle operation. | Use Scenario: Cell voltage, temperature, and current monitoring in high-voltage traction batteries for EVs. IC Role / Device Role / Timing Role: Central safety manager interfacing with isolated ADCs, isolators, and contactor drivers. Use Value: Delivers SIL-3 equivalent diagnostics coverage via integrated BIST and memory ECC, reducing need for external safety ICs. |
| Steer-by-Wire Actuator Controller | Vehicle Domain Controller |
Use Scenario: Closed-loop torque and position control of dual-motor steering actuators with redundancy. IC Role / Device Role / Timing Role: Dual-core runtime monitor coordinating motor drive signals and validating feedback paths. Use Value: Achieves ASIL-D compliance through hardware-enforced separation of control and monitoring tasks. | Use Scenario: Aggregating sensor data, running middleware, and managing inter-domain communication in zonal architectures. IC Role / Device Role / Timing Role: High-bandwidth gateway with 2× Ethernet MAC and 6× CAN FD for time-synchronized domain bridging. Use Value: Supports deterministic 100 µs inter-domain message latency using TTCAN and hardware timestamping. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive safety microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TC234L16F133NACLXUMA1 | 2 MB flash, 256 KB SRAM, same core and peripheral set - higher memory density for complex AUTOSAR stacks | Preferred for full AUTOSAR OS + adaptive platform deployments requiring >1.2 MB code space | Select when application firmware exceeds 900 KB or requires dual OS partitioning |
| TC275T16F133NACLXUMA1 | Triple TriCore™ cores, 2 MB flash, added HSM for cryptographic acceleration - no additional CAN FD channels | Targeted at secure gateway and OTA update services needing AES-256 and SHA-256 offload | Choose when TLS 1.2 handshake latency <50 ms or secure boot chain verification is mandatory |
Compared with TC224L16F133NACLXUMA1, TC234 offers scalable memory for larger AUTOSAR configurations while TC275 adds hardware security but reduces CAN FD channel count - both retain identical safety architecture and pin compatibility in 144TQFP.
Availability
TC224L16F133NACLXUMA1 is available at Aetrix Electronics and suitable for engine control units, battery management systems, steer-by-wire actuators, and vehicle domain controllers requiring stable component supply under automotive qualification standards.
Supply support for TC224L16F133NACLXUMA1 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 is a German semiconductor manufacturer specializing in power management, automotive electronics, and security solutions, with global R&D centers and wafer fabs in Dresden and Villach.
This part belongs to the AURIX™ TC2xx family, designed specifically for ASIL-D automotive safety applications including powertrain, chassis, and advanced driver assistance systems (ADAS).
FAQ
What is the maximum junction temperature rating for TC224L16F133NACLXUMA1?
The device is rated for operation up to +125 °C junction temperature, validated per AEC-Q100 Grade 1 qualification. Thermal design must maintain case-to-ambient thermal resistance ≤25 K/W using the exposed thermal pad and 6× thermal vias to inner ground plane.
Does TC224L16F133NACLXUMA1 support JTAG debugging in production mode?
Yes - JTAG is accessible via TRSTn, TCK, TMS, TDI, and TDO pins with boundary scan and flash programming capability. Debug access remains enabled unless disabled by fuse programming; no external debugger license required.
How is flash ECC configured and verified during runtime?
ECC is hardwired and always active on all flash reads/writes. Error detection occurs per 128-bit word; single-bit errors are corrected transparently, while double-bit errors trigger FSI (Flash Status Interrupt) and set status flag in FLASH_FSR register for software handling.
Can TC224L16F133NACLXUMA1 operate with a 20 MHz crystal only?
Yes - the internal PLL accepts 1–40 MHz crystal inputs. With 20 MHz input, the PLL multiplies to generate exact 133 MHz CPU clock (×6.65) and 66.5 MHz peripheral clocks, meeting timing requirements for all CAN FD and Ethernet modules.
TC224L16F133NACLXUMA1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 144-LQFP Exposed Pad
- Series:
- AURIX™
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- TriCore™
- Core Size:
- 32-Bit Single-Core
- Speed:
- 133MHz
- Connectivity:
- CANbus, FlexRay, LINbus, QSPI
- Peripherals:
- DMA, WDT
- Number of I/O:
- 120
- Program Memory Size:
- 1MB (1M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 128K x 8
- RAM Size:
- 96K x 8
- Voltage - Supply (Vcc/Vdd):
- 3.3V
- Data Converters:
- A/D 24x12b
- Oscillator Type:
- External
- Operating Temperature:
- -40°C ~ 150°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
TC224L16F133NACLXUMA1 FAQ
1.How can I place an order for TC224L16F133NACLXUMA1 through Aetrix?
Please submit a Request for Quotation (RFQ) for TC224L16F133NACLXUMA1 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 TC224L16F133NACLXUMA1 reliable?
The price and inventory of TC224L16F133NACLXUMA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TC224L16F133NACLXUMA1 is usually 5 days.
3.What payment methods are accepted for TC224L16F133NACLXUMA1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TC224L16F133NACLXUMA1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TC224L16F133NACLXUMA1?
TC224L16F133NACLXUMA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TC224L16F133NACLXUMA1 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 TC224L16F133NACLXUMA1?
For technical support, including TC224L16F133NACLXUMA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TC224L16F133NACLXUMA1 requirements.
6.How does Aetrix verify that TC224L16F133NACLXUMA1 is sourced from the original manufacturer or authorized distributors?
All TC224L16F133NACLXUMA1 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 TC224L16F133NACLXUMA1 meets industry standards.
7.What is the process for return or replacement of TC224L16F133NACLXUMA1?
All TC224L16F133NACLXUMA1 units undergo pre-shipment inspection (PSI). If there is an issue with TC224L16F133NACLXUMA1, 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 TC224L16F133NACLXUMA1 part is unused and in its original packaging.
Return procedure for TC224L16F133NACLXUMA1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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