Harman Kardon AVR 171/230, Service Manual

Page: 147 / 174

NJM8080
- 1 -
Ver.2012-09-19
tenatative
DUAL OPERATIONAL AMPLIFIER
■ GENERAL DESCRIPTION ■ PACKAGE OUTLINE
NJM8080 is the dual operational amplifier, specially designed for
improving the tone control, which is most suitable for the audio
application.
Featuring noiseless, higher gain bandwidth, high output current and
low distortion ratio, and it is most suitable not only for acoustic
electronic parts of audio pre-amp and active filter, but also for the
industrial measurement tools. It is also suitable for the head phone
amp at higher output current, and further more, it can be applied for
the handy type set operational amplifier of general purpose in
application of low voltage single supply type which is properly biased
of the low voltage source.
■ FEATURES
● Operating Voltage ±2V~±18V
● Low Input Noise Voltage 0.8µVrms typ. (RIAA)
● Wide GBW 15MHz typ.
● Low Distortion 0.0005
%
typ.
● Slew Rate 5V/µs typ.
● Bipolar Technology
● Package Outline SOP8
■ PIN CONFIGURATION
■ EQUIVALENT CIRCUIT ( 1/2 Shown )
1
2
3
4
8
7
6
5
B
A
PIN FUNCTION
1.A OUTPUT
2.A -INPUT
3.A +INPUT
4.V
-
5.B +INPUT
6.B -INPUT
7.B OUTPUT
8.V
+
SOP8 Package
Top View
NJM8080G
(SOP8)
-INPUT
+INPUT
V
+
V
-
OUTPUT
Harman Kardon AVR 171 Service Manual
Page 147 of 174