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PCF7941XTT/C2AB370 is listed in the RF Transmitter range at ChipApex. The manufacturer field lists NXP USA Inc.. Its product description is IC REMOTE KEYLESS ENTRY 20TSSOP. Review the specifications below when checking this part for your BOM.
RF Transmitter specifications for PCF7941XTT/C2AB370
- Description：IC REMOTE KEYLESS ENTRY 20TSSOP
- Series：-
- Mfr：NXP USA Inc.
- Package：Tape & Reel (TR)
- Frequency：-
- Applications：-
- Modulation or Protocol：-
- Data Rate (Max)：-
- Power - Output：-
- Current - Transmitting：-
- Data Interface：-
- Antenna Connector：-
- Memory Size：-
- Features：-
- Voltage - Supply：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
RF Transmitter datasheet and documents for PCF7941XTT/C2AB370
RF Transmitter Overview
The PCF7941XTT/C2AB370 is a security transponder and RISC controller manufactured by NXP Semiconductors. It is designed for automotive immobilizer systems, providing integrated security and convenience functions. The component operates as a transponder within the vehicle's key system, utilizing low-frequency communication protocols to authenticate with the vehicle's reader coil. This IC supports standard identification methods required for modern vehicle access control.
RF Transmitter Feature Summary
- Integrated RISC controller architecture for secure data processing
- Designed for contactless authentication in automotive immobilizer systems
- Supports standard low-frequency transponder communication protocols
RF Transmitter Applications
- Automotive immobilizer systems
- Vehicle key fob integration
- Contactless smart card identification
RF Transmitter Procurement Notes
Verify the specific suffix C2AB370 against official NXP documentation to confirm tape and reel packaging specifications and temperature range ratings. Ensure compatibility with existing vehicle reader electronics before procurement. Cross-reference the part number with authorized distributors to validate authenticity and traceability.
RF Transmitter Selection Notes
Select this component when designing or replacing automotive immobilizer keys requiring certified transponder functionality. Consider the 20-TSSOP package constraints for PCB layout. Evaluate integration with the vehicle's existing LF antenna design and ensure the firmware requirements align with the controller's capabilities.
RF Transmitter Part Context
This part belongs to the PCF7941 family of security transponders from NXP Semiconductors. These components are widely used in the automotive industry for anti-theft protection. The series provides a standardized solution for key authentication, ensuring secure communication between the physical key and the vehicle's electronic control unit.
RF Transmitter Replacement Considerations
PCF7941ATJ is a documented similar part within the same product family. Verify pinout compatibility and functional equivalence before substitution. Consult official replacement guides to ensure no firmware or hardware modifications are required during the swap process.
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