Posted by dapj20 on Nov 04, 2015 in Analog-Mux, Opamp-Digital-Control
The gain of U1 can be controlled by a digital binary 1248 nibble at ABC. The gain at digital 000 is unity or 1 and the gain at various stages are set by 4051. Precision Attenuator with Digital Control - delabs There are eight different gains as the… more »