NJM2790 New Japan Radio, NJM2790 Datasheet

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NJM2790

Manufacturer Part Number
NJM2790
Description
AUDIO LINE AMPLIFIER
Manufacturer
New Japan Radio
Datasheet
www.DataSheet4U.com
for audio items.
small line signal in digital audio items. It includes mute circuit
which realizes very low turn-noise at power on/off.
version of 3.5dB is the NJM2174.
GENERAL DESCRIPTION
FEARTURES
PIN CONFIGURATION
The NJM2790 is a low voltage audio line amplifier designed
Internal closed loop voltage gain is suitable for amplifier of
The NJM2790 is 6.5dB closed loop voltage gain, another
It is suitable for digital audio items with line out.
BLOCK DIAGRAM
Operating Voltage
Operating Current
Maximum Output Voltage
Closed Loop Voltage Gain
Mute Function
Supply Voltage Rejection Ratio 60dB typ.
Bipolar Technology
Package Outline
AUDIO LINE AMPLIFIER with MUTE FUNCTION
MUTEC
MUTE1
MUTE2
OUT-R
1
2
3
4
5
6
7
GND
IN-R
NJM2790V
NC
1
2
3
4
5
6
7
MUTE
14
13
12
11
10
9
8
4.5 to 5.5V
2.5mA typ. at V
4dBV typ. at THD=0.1%
3.5dB typ. at f=1kHz
2.5dB typ. at f=100kHz
-85dB typ.
SSOP14
BIAS
13
12
14
11
10 NC
9 NC
8 BIAS
PIN FUNCTION
1. GND
2. NC
3. OUT-R
4. MUTE 1
5. MUTE 2
6. MUTE C
7. IN-R
V
NC
OUT-L
IN-L
+
+
=5V
10. NC
11. IN-L
12. OUT-L
13. NC
14. V
8. BIAS
9. NC
+
PACKAGE OUTLINE
NJM2790V
NJM2790
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NJM2790 Summary of contents

Page 1

... AUDIO LINE AMPLIFIER with MUTE FUNCTION GENERAL DESCRIPTION The NJM2790 is a low voltage audio line amplifier designed for audio items. Internal closed loop voltage gain is suitable for amplifier of small line signal in digital audio items. It includes mute circuit which realizes very low turn-noise at power on/off. ...

Page 2

... NJM2790 ABSOLUTE MAXIMUM RATINGS RARAMETER Supply Voltage Power Dissipation Operating Temperature Range Storage Temperature Range ELECTRICAL CHARACTERISTICS PARAMETER Operating Voltage Range Operating Current Reference Voltage Closed Loop Voltage Gain1 Closed Loop Voltage Gain2 Channel Gain Balance Maximum Output Voltage Total Harmonic Distortion ...

Page 3

... MUTE OUT-R NJM2790 BIAS 135k 40pF 40pF 135k IN-R [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are ...

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