RF2480 Direct Quadrature ModulatorSource: RFMD
This direct modulator helps set the industry standard with out-of-band noise density as low as -156 dBm/Hz and carrier and sideband suppression of 35 dBc. The RF2480 is a direct quadrature modulator designed specifically to meet 2.5G and 3G base station system requirements.
The RF2480 device includes quadrature generation, matched double-balanced mixers, summing amplifiers and RF outputs. The RF2480 modulator also provides single RF output of 800 to 2500 MHz as well as a highly linear operation and digitally controlled power-down mode.
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