Data Sheet September 1999 W3011 1 GHz Quadrature Modulator Features + Guaranteed performance at 2.
7 V power supply + Output power of 3 dBm into 50 Ω load (singleended) with 3 V operation + Direct RF modulation with or without offset mixer + Automatic power control (APC) capability + Accurate 90° phase shifter for carrier + Double-balanced active mixers minimize carrier feedthrough (origin offset) + Low-current sleep mode modulation of an RF carrier by I & Q baseband inputs.
It is particularly suited for use in mobile and handheld cellular telephones designed to the IS-136 (North American 824 MHz to 849 MHz), PDC (Japan RCR-STD27 889 MHz to 958 MHz), and other digital personal-communications...

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