PCF7953VTTC1AC1900

RF Transmitter Overview

The PCF7953VTTC1AC1900 is an integrated circuit designed for keyless entry and immobilizer systems, manufactured by NXP USA Inc. It functions as an RF transmitter antenna within the PCF7953 product family. The component is housed in a 28-TSSOP package and is currently listed as active. It complies with RoHS3 standards and has a Moisture Sensitivity Level (MSL) of 1, indicating unlimited shelf life under standard conditions. The device supports security and convenience applications through its transponder capabilities.

RF Transmitter Feature Summary

• Integrates RF transmission and antenna functionality for secure vehicle access
• Supports keyless entry and immobilizer system operations
• Designed for high-security authentication in automotive environments

RF Transmitter Applications

• Keyless entry systems
• Vehicle immobilizer modules
• Security transponder integration

RF Transmitter Procurement Notes

Verify the specific suffix VTTC1AC1900 against official NXP documentation to ensure correct pinout and configuration. Confirm RoHS3 compliance status if required for regulatory adherence. Check current availability as distribution channels may list discontinuation or stock changes. Ensure the 28-TSSOP package matches the target PCB footprint requirements before ordering.

RF Transmitter Selection Notes

Select this component for applications requiring integrated RF transmission and immobilizer security features. The 28-TSSOP package suits surface-mount assembly processes. Consider the PCF7953 family compatibility when designing around existing NXP transponder architectures. Verify that the security protocol support aligns with the specific vehicle manufacturer's requirements.

RF Transmitter Part Context

This part belongs to the PCF7953 series from NXP Semiconductors, which focuses on security transponders and remote keyless entry solutions. The series includes various variants tailored for different packaging and configuration needs. The PCF7953 line is established for providing robust authentication mechanisms in automotive anti-theft systems.

RF Transmitter Replacement Considerations

Consult NXP official documentation for direct substitutes within the PCF7953 family. Cross-reference pinouts and electrical characteristics with similar models like PCF7946AT for functional equivalence. Verify package compatibility before substituting.