PE42822A-Z

RF Switches Overview

The PE42822A-Z is a single-pole double-throw (SPDT) RF switch IC from pSemi, part of the UltraCMOS and HaRP product families. It operates within a frequency range of 700 MHz to 3.8 GHz. The device features an insertion loss of 0.8 dB and typical off-isolation of 41 dB. It supports supply voltages between 2.3 V and 5.5 V. The component is housed in a 16-lead 3x3 mm QFN package with a bare pad. Operating temperatures range from -40°C to +105°C.

RF Switches Feature Summary

• Integrates High-linearity Radio Frequency Protection (HaRP) technology for enhanced signal integrity.
• Utilizes UltraCMOS silicon process for low power consumption and high performance.
• Features absorption topology to minimize reflected signals and improve system stability.

RF Switches Applications

• Mobile phone front-end modules
• Wireless LAN infrastructure
• Personal navigation devices

RF Switches Procurement Notes

Verify current lifecycle status as the component may be approaching end-of-life. Confirm RoHS compliance details through official documentation. Check for specific ordering suffixes that may affect packaging or testing criteria. Ensure compatibility with existing design-in requirements before finalizing procurement plans.

RF Switches Selection Notes

Select this SPDT switch for applications requiring operation up to 3.8 GHz. Consider the 0.8 dB insertion loss and 41 dB isolation metrics for signal path efficiency. The 16-QFN package suits surface-mount assembly. Verify voltage supply constraints against the 2.3V to 5.5V operating range.

RF Switches Part Context

This component belongs to pSemi's UltraCMOS series, leveraging HaRP technology for RF protection. It serves as a specialized radio frequency switch designed for mobile and wireless communication systems. The device integrates high linearity and low loss characteristics within a compact footprint.

RF Switches Replacement Considerations

Consult official substitution lists for direct replacements. No public substitute part numbers are confirmed in available documentation. Verify pinout and electrical parameter compatibility if considering alternative sources.

RF Switches FAQ

What is the maximum operating frequency?

The maximum operating frequency is 3.8 GHz.

What is the typical off-isolation value?

The typical off-isolation is 41 dB.