SA639DH/01,112

RF Mixers Overview

The SA639DH/01,112 is a monolithic FM/IF system designed for DECT and high-speed GFSK applications. It operates on a single 3V supply with a range of 2.7V to 5.5V. The device integrates an RF mixer, FM demodulator, IF amplifier, and audio output stage within a TSSOP-24 package. It supports surface mount installation and functions within a temperature range of -40°C to +85°C.

RF Mixers Feature Summary

• Integrates complete FM receiver chain including RF mixer, IF amplifier, and demodulator
• Optimized for low-voltage operation in digital wireless PCS applications
• Designed specifically for DECT and high-speed GFSK modulation schemes

RF Mixers Applications

• Digital European Cordless Telephone (DECT) systems
• High-speed digital wireless Personal Communications Service (PCS)
• GFSK-based wireless communication devices

RF Mixers Procurement Notes

Verify component status as the part may be obsolete or end-of-life. Confirm availability through authorized distributors only. Check RoHS compliance details and ensure the specific suffix matches project requirements. Validate lead times carefully due to potential discontinuation risks.

RF Mixers Selection Notes

Select this component for low-voltage FM receiver designs requiring integrated signal processing. Ensure the application supports the specified operating voltage range and temperature limits. Consider the TSSOP-24 package constraints for PCB layout. Verify compatibility with DECT or GFSK standards before integration.

RF Mixers Part Context

This part belongs to NXP's family of low-voltage RF and IF integrated circuits. It is related to the SA636 series but offers enhanced integration for modern digital wireless standards. The component addresses the demand for compact, high-performance receivers in portable communication devices.

RF Mixers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official NXP resources for current obsolescence management and recommended alternatives.