RTC6689H amplifier equivalent, silicon-germanium (sige) power amplifier.
The RTC6689H silicon-germanium (SiGe) power amplifier (PA) is designed to operate in 2.4GHz ISM band, compatible with 802.11b/g wireless LAN system. The Amplifier consists of 3 gain stages with inter-stage matching and build-in input matching network.
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