PCF7953PTTM1AC1800

RF Transmitter Overview

The PCF7953PTTM1AC1800 is an RF transmitter integrated circuit manufactured by NXP USA Inc., designed for keyless entry and keyless go systems. It is housed in a 28-TSSOP package with dimensions of 0.173 inches (4.40mm) width. The component functions as a sophisticated radio frequency transmission device engineered to provide robust and efficient signal delivery for automotive security applications.

RF Transmitter Feature Summary

• Engineered for high-performance radio frequency transmission
• Optimized for integration into keyless entry and keyless go systems

RF Transmitter Applications

• Keyless entry systems
• Keyless go systems
• Automotive remote access control

RF Transmitter Procurement Notes

Verify the specific ordering suffix against official NXP documentation to confirm package type and electrical characteristics. Ensure compatibility with target system requirements before procurement. Cross-reference the manufacturer product number with authorized distributor listings to validate authenticity and current availability status.

RF Transmitter Selection Notes

Select this component for applications requiring dedicated RF transmission capabilities within automotive immobilizer or remote access architectures. Consider the 28-TSSOP package constraints for PCB layout. Evaluate system-level power and signal integrity requirements to ensure optimal performance of the transmitter module.

RF Transmitter Part Context

This part belongs to the PCF7953 series, which includes various transponder and security IC variants such as the PCF7941ATJ and PCF7946AT. These components are typically utilized in automotive security ecosystems, often functioning alongside other microcontrollers or transponders to facilitate secure vehicle access and authentication protocols.

RF Transmitter Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official NXP cross-reference guides for potential alternatives.