HFA3925IA

Overview

The HFA3925IA is an RF amplifier IC manufactured by Harris Corporation, designed for operation within the 2.4GHz to 2.5GHz frequency range. It features a gain of 32dB and a P1dB output power of 24.5dBm. The device is housed in a 28-SSOP/QSOP surface-mount package and draws a supply current of 270mA. It is intended for wireless LAN and ISM band applications.

Feature Summary

• Designed for 802.11 specifications compliance
• Optimized for WLAN and ISM band operations
• Surface-mount packaging for compact integration

Applications

• Wireless LAN systems
• ISM band equipment
• PCS applications
• TDMA systems

Procurement Notes

Verify the specific package variant (SSOP or QSOP) required for your PCB layout, as both are listed. Confirm RoHS compliance status with the supplier, as older Harris components may not meet current environmental standards. Ensure the 270mA supply current capability is supported by your power design.

Selection Notes

Select this component when designing for 2.4GHz ISM bands requiring high linearity and gain. The 32dB gain and 24.5dBm P1dB make it suitable for transmitter stages. Consider the 28-pin footprint constraints during board layout planning.

Part Context

This part belongs to Harris Corporation's RF integrated circuit portfolio, often associated with PRISM chipset systems. It serves as a key amplification stage in wireless communication modules targeting IEEE 802.11 standards.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing PRISM chipset designs if replacing legacy units.

FAQ

What is the operating frequency range?

The HFA3925IA operates in the 2.4GHz to 2.5GHz frequency range.

What is the typical gain of this amplifier?

The typical gain is 32dB.