Quadrature Modulator suits GSM cellular basestations. (ThomasNet)

Optimized for 850-965 MHz GSM, CDMA2000, ISM, and RFID modulator applications, Model LT5571 comprises 2 matched mixers, 50 W LO input buffer, 0/90° LO phase shifter, and on-chip RF output transformer operating within 620-1,100 MHz band. Device accepts I and Q baseband signals and modulates directly to RF. It features OIP3 of 21.7 dBm and OIP2 of 63.8 dBm at 900 MHz ...

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