EL4102C dc-restore equivalent, 500mhz video front end: 4-1 mux/ vga & dc-restore.
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* 4:1 multiplexer with monitor out 18dB variable gain amplifier DC-restore amplifier Digital control serial interface ±5V operation 500M.
A 3-wire digital interface enables full control of the input selection, as well as 0 to -18dB of gain and blanking oper.
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