功放SKY77506 200008p2PRELIMINARY DATA SHEET SKY77506 iPAC TX/RX FEM for Quad-Band GSM/GPRS Applications Quad-band cellular handsets encompassing - Class 4 GSM850/900 - DCS1800 - PCS1900 - Class 12 GPRS multi-slot operation Description The SKY77506 is a transmit and receive front-end module (FEM) with Integrated Power Amplifier Control (iPAC) for quad-band cellular handsets comprising GSM850/900, DCS1800, and PCS1900 operation. Designed in a low profile, compact form factor, the SKY77506 offers a complete Transmit VCO-to-Antenna and Antenna-to-Receive SAW filter solution. The FEM also supports Class 12 General Packet Radio Service (GPRS) multi-slot operation. The module consists of a GSM850/900 PA block and a DCS1800/PCS1900 PA block, impedance-matching circuitry for 50 input and output impedances, TX harmo……