PCF7900NHN/C0K,118

RF Transmitter Overview

The PCF7900NHN/C0K,118 is a fractional-N-PLL based UHF transmitter designed for ISM-band applications. It operates at frequencies of 315MHz, 434MHz, 868MHz, and 915MHz with an output power of 6dBm. The device utilizes a PCB surface mount antenna and is housed in a 16-VFQFN exposed pad package.

RF Transmitter Feature Summary

• Fractional-N-PLL architecture for precise frequency synthesis
• Integrated UHF transmission capabilities for ISM bands
• Surface mount design with PCB antenna integration

RF Transmitter Applications

• ISM band wireless communication systems
• Remote control devices
• Telemetry applications

RF Transmitter Procurement Notes

Verify the specific ordering suffix (e.g., 118 vs UZ) against official NXP documentation to ensure correct packaging and reel specifications. Confirm that the component matches the required ISM band frequency and package type for your design implementation.

RF Transmitter Selection Notes

Select this component when a compact UHF transmitter with integrated PLL synthesis is required for ISM band operations. Consider the 16-VFQFN package constraints and thermal requirements associated with the exposed pad design for proper heat dissipation.

RF Transmitter Part Context

This part belongs to the PCF7900 series from NXP Semiconductors, focusing on low-power RF transmission solutions. It serves as a specialized transmitter IC within the broader portfolio of RFID and remote keyless entry components.

RF Transmitter Replacement Considerations

Check for direct substitutes such as PCF7991AT variants within the same manufacturer family, ensuring compatibility with the required frequency bands and pinout configurations before substitution.