Features: ·Selectable IF input buffers with characteristic impedance suitable for interface to IF CDMA and FM SAW filter outputs·AGC amplifiers with 90dB of variable gain, fully compensated for temperature variation·IQ demodulator with accurately defined output DC level and low DC offsets·LO opera...
DS4721: Features: ·Selectable IF input buffers with characteristic impedance suitable for interface to IF CDMA and FM SAW filter outputs·AGC amplifiers with 90dB of variable gain, fully compensated for temp...
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The SATURN circuit is designed for use in dual band dual mode mobile phones (CDMA/AMPS). The DS4721 circuit is designed to be compataible with digital baseband and mixed signal circuit chips from Mitel (Planet Chip-set) and Qualcomm (MSM2 and BBA). A wideband AGC amplifier allows the input of CDMA or AMPS signal paths with a range power management control options.