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HAEDPHONE AMPLIFIER for CD-ROM
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GENERAL DESCRPTION
The
NJM2769A
is a headphone amplifier designed for CD-
ROM.
It includes 6dB closed loop gain and mute circuit
which
require few external component.
The
NJM2769A
realizes very low turn-noise at mute mode.
It is suitable for CD-ROM , and other general audio
headphone amplifier application.
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PACKAGE OUTLENE
NJM2769A
NJM2769AM
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FEATURES
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q
q
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q
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Operating Voltage
4.5-5.5V
+
Operating Current
2mA typ., at V =5V
Fixed Gain
6dB typ.
Stereo Headphone Output
Internal Mute Circuit
Bipolar Technology
Package Outline
DMP8
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PIN CONFIGURATION
PIN FUNCTION
1.OUT1
2.MUTE
3.IN1
4.GND
5.IN2
6.BIAS
7.OUT2
+
8.V
1
2
3
4
8
7
6
5
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BLOCK DIAGRAM
8
7
6
BIAS
5
MUTE
1
2
3
4
NJRC [ NEW JAPAN RADIO ]
