HFA3424 Overview
Data Sheet January 1997 File Number 4131.2 2.4GHz - 2.5GHz Low Noise Amplifier The Intersil 2.4GHz PRISM™ chip set is a highly integrated five-chip solution for RF modems employing Direct Sequence Spread Spectrum (DSSS) signaling. The HFA3424 2.4GHz 2.5GHz low noise amplifier is an optional chip that can be added to the five chips in the PRISM™ chip set. The HFA3424 offers increased sensitivity for systems targeting 802.11 specifications. (See Figure 1, the Typical Application Diagram.) • Systems Targeting IEEE 802.11 Standard • TDD Quadrature-Modulated munication Systems • Wireless Local Area Networks • PCMCIA Wireless Transceivers • ISM Systems • TDMA Packet Protocol Radios • PCS/Wireless PBX • Wireless Local Loop Ordering Information HFA3424 (SOIC) TOP VIEW Functional Block Diagram TUNE/SELECT HSP3824 RXI DATA TO MAC CTRL SPREAD DPSK MOD. PRISM™ CHIP SET FILE #4063 HFA3424 (NOTE)
HFA3424 Key Features
- Low Noise Figure
- 1.90dB
- High Gain
- Low Power Consumption
- 3V to 5V, 5mA
- High Dynamic Range
- DC Decoupled RF Input and Output
- No External RF Tuning Elements Necessary
- Low Cost SOIC 8 Lead Plastic Package