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Conexant Systems |
PA Module for Dual-Band EGSM900 t a D . w w w This document contains information on a new product. The parametric information, although not fully characterized, is the result of testing initial devices. The CX77301 is a dual-band Power Amplifier Module (PAM) designed in a compact |
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Conexant Systems |
Transmit RF IC for TDMA or AMPS Applications • Sectional enable lines for independent control of circuits within the chip • 90 dB IF VGA range • Separate IF frequencies can be used for the 800 MHz (AMPS) and 1900 MHz Bands (PCS) • Dual drivers for 800 MHz and 1900 MHz • PA driver is deactivated |
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Conexant Systems |
IS-136 Receive RF IC for TDMA and AMPS Applications • • • • • • Front-end to baseband in one IC Inphase and Quadrature (I/Q) demodulator 3 V supply operation Low current consumption LNA gain switch with current reduction IF LO synthesizer with Voltage Controlled Oscillator (VCO) (requires external tan |
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Conexant |
PA Module for Quad-Band GSM850/900 DCS1800 PCS1900/GPRS Applications • fo HBT Match Match In Functional Block Diagram GSM850/900 IN Match GSM850/900 OUT Power Control Band Select va Ad w w w .d e e h s a t a DCS/PCS IN . u t4 m o c Match CMOS Bias Controller DCS/PCS OUT Data Sheet Advance Informatio |
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