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 HFA3624 RF/IF converter is one of the five chips in the PRISM™ chip set (see Figure 1 for the typical application circuit).

FEATUREs
• Complete Receive/Transmit Front End
• RF Frequency Range . . . . . . . . . . . . . . 2.4GHz to 2.5GHz
• IF Operation . . . . . . . . . . . . . . . . . . . . . 10MHz to 400MHz
• Single Supply Battery Operation . . . . . . . . . 2.7V to 5.5V
• Independent Receive/Transmit Power Enable Mode

APPLICATIONs
• Systems Targeting IEEE 802.11 Standard
• PCMCIA Wireless Transceiver
• Wireless Local Area Network Modems
• TDMA Packet Protocol Radios
• Part 15 Compliant Radio Links
• Portable Battery Powered Equipment