HFA3424IB

Overview

The HFA3424IB is a low noise amplifier IC designed for the 2.4GHz to 2.5GHz frequency range. It provides a gain of 14dB with a noise figure of 1.9dB. The device operates within a supply current of 5mA and supports applications including 802.11, ISM, TDMA, PCS, and WLAN systems. It is housed in an 8-SOIC package.

Feature Summary

• Optimized for low noise performance in the 2.4GHz to 2.5GHz band
• Integrated into PRISM chip set architectures
• Suitable for narrow band low power RF applications

Applications

• 802.11 wireless LAN systems
• ISM band devices
• TDMA communication systems
• PCS applications

Procurement Notes

Verify the manufacturer part number against official Intersil or Harris Corporation datasheets to confirm specifications. Ensure the package type matches the required 8-SOIC form factor. Check for any specific ordering suffixes that may indicate tape and reel packaging versus bulk, as this affects handling procedures.

Selection Notes

Select this component when a low noise amplifier is required for 2.4GHz to 2.5GHz operations with a target gain of 14dB. Consider its compatibility with PRISM chipset designs if integrating into existing wireless LAN solutions. Evaluate the 5mA supply current against system power constraints.

Part Context

This component belongs to the HFA3424 series of RF amplifiers manufactured by Harris Corporation, now part of Renesas Electronics. It serves as a specialized low noise amplifier for IEEE 802.11b/g compliant wireless local area network receivers.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.