产品

HS6840

General description

HS6840 is a 4X4 active switch matrix with tone/voltage decoder designed for use in LNB (low noise block) at satellite outdoor system or similar DBS (Direct Broadcast Satellite) system. The four-input to four-output switch matrix is controlled by integrated tone/voltage decoder which follows 13V/18V dc voltage & 22kHz tone with DiSEqC control signal rejection specification. It has high and flat Gain.

Features

•  Frequency range: 0.9GHz to 2.2GHz

•  DiSEqC rejection tone detector

•  High isolation: 30dB typ. @ 0.9~2.2GHz

•  Four RF inputs, four RF outputs

•  Gain:17~20dB typ.@ 0.9~2.2GHz

•  Gain flatness: 3dB typ. @ 0.9~2.2GHz

•  Shut down function when voltage < 8.3V

•  RF Input enable indicator.

Functional block diagram

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