NJM2173A Datasheet (New Japan Radio) - LOW VOLTAGE MICROPHONE AMPLIFIER for PORTABLE AUDIO

NJM2173A, LOW VOLTAGE MICROPHONE AMPLIFIER for PORTABLE AUDIO

The NJM2173 is a low voltage microphone amplifier designed for portable audio items.

It includes standby, two-type gain selector, and power ripple rejection adjustment circuit.

It realizes very low turn-noise at standby mode.

It is suitable for portable Mini-Disc, portable Compact-Disc, and other mi

NJM2173A Features

* q Operating Voltage Range 2.7 to 4.5V + q Operating Current 2.2mA typ. at V =2.7V q Supply Current in Standby Mode 1µA max. q Maximum Output Voltage -1.5dBV typ. at THD=0.1% q Internal Two-type Gain Select Function 13dB typ./ 29dB typ. q Internal Standby Function q Power Ripple Rejection Terminal 95