GSM850/900/1800/1900 Single Chip GSM Radio
AD6548/9
FEATURES Fully Integrated GSM Transceiver including Direct Conversion Receiver 4 Differential LNAs Integrated Active RX Channel Select Filters Programmable Gain Baseband Amplifiers Translation Loop Direct VCO Modulator Integrated TX VCO and tank External TX filters eliminated Integrated Loop filter compone...