NJM2172 Datasheet (New Japan Radio) - OPERATIONAL AMPLIFIER

NJM2172, OPERATIONAL AMPLIFIER

The NJM2172 is single supply, dual OP-AMP with electric variable resistor (EVR), which contains buffer amplifier, OP-AMP, reference voltage circuit, EVR and EVR control circuit.

The reference is fixed around 1/2 V+ level internally, and only required few external parts.

The A and B EVR is control se

NJM2172 Features

* q Low Power Supply Voltage q Low Operating Current q A/Bch EVR adjust is separately q EVR range q Drivability q Bipolar Technology q Package Outline s BLOCK DIAGRAM 14 13 12 11 10 9 Bch OPAMP Bch EVR Bch VCA Bch EVR AMP VREF AMP Bch EVR Control Ach EVR Ach OPAMP Ach EVR Control Ach EVR AMP Ach