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JRC2122 Datasheet Preview

JRC2122 Datasheet

ULTRA LOW NOISE DUAL OPERATIONAL AMPLIFIER

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NJM2122
ULTRA LOW NOISE DUAL OPERATIONAL AMPLIFIER
GENERAL DESCRIPTION
The NJM2122 is an ultra low noise dual operational amplifier.
The features of ultra low noise, low operating voltage, and low
saturation voltage are suitable for microphone amplifier of digital
audio items such as portable MD,DAT,and others.
PACKAGE OUTLINE
FEATURES
Operating Voltage
( ±2.0V~±7.0V )
Ultra Low Noise Voltage
( 1.5nV/Hz typ.@ f=1kHz )
Low Saturation Output Voltage ( 0.3V typ. )
Bipolar Technology
Package Outline
DIP8,DMP8
NJM2122D
PIN CONFIGURATION
NJM2122D
NJM2122M
PIN FUNCTION
1.A OUTPUT
2.A –INPUT
3.A +INPUT
4.V-
5.B +INPUT
6.B –INPUT
7.B OUTPUT
8.V+
NJM2122M
EQUIVALENT CIRCUIT ( 1/2 Shown )
Ver.2016-04-27
-1-




JRC

JRC2122 Datasheet Preview

JRC2122 Datasheet

ULTRA LOW NOISE DUAL OPERATIONAL AMPLIFIER

No Preview Available !

NJM2122
ABSOLUTE MAXIMUM RATINGS
PARAMETER
Supply Voltage
Differential Input Voltage
Input Voltage
Power Dissipation
Operating Temperature Range
Storage Temperature Range
SYMBOL
V+/V-
VID
VIC
PD
Topr
Tstg
RATINGS
± 10
± 0.5
± 10 ( note )
( DIP8 ) 500
( DMP8 ) 300
-20~+75
-40~+125
( Ta=25˚C )
UNIT
V
V
V
mW
˚C
˚C
( note ) When the supply voltage is less than ±10V,the absolute maximum input voltage is equal to the supply voltage.
ELECTRICAL CHARACTERISTICS
PARAMETER
Operating Voltage 1
Operating Voltage 2
Operating Current
Input Offset Voltage
Input Offset Current
Input Bias Current
Large Signal Voltage Gain
Input Common Mode Voltage Range
Common Mode Rejection Ratio
Supply Voltage Rejection Ratio
Maximum Output Voltage
Slew Rate
Gain Bandwidth Product
Equivalent Input Noise Voltage 1
Equivalent Input Noise Voltage 2
Channel Separation
Total Harmonic Distortion
SYMBOL
Vope1
Vope2
ICC
VIO
IIO
IB
AV
VICM
CMR
SVR
VOM
SR
GB
en1
en2
CS
THD
TEST CONDITION
DIP Package
DMP Package
VIN=0V,RL=∞Ω
RS=500Ω
RL10kΩ
RL2.5kΩ
GV=20dB,VIN=± 0.1V
RS=10Ω,f=1kHz
*Figure1
f=1kHz
VO=1Vrms,f=1kHz
GV=20dB,RL=2.5kΩ
( note ) Between 30 to 50dB voltage gain is recommended.
In case of voltage gain less than 30dB,phase compensation by external circuit is required.
The voltage follower circuit must not be used.
DMP package should be used in operating voltage less than ±7V,because of the PD limitation.
MIN.
± 2.0
± 2.0
-
-
-
-
80
± 0.7
60
60
± 2.0
-
-
-
-
-
-
TYP.
-
-
7.0
1.0
0.45
3.6
100
± 1.0
74
80
± 2.2
2.4
12
1.5
0.56
90
0.003
( V+=5V,Ta=25˚C )
MAX.
UNIT
± 10.0
V
± 7.0
V
9.5 mA
6.0 mV
1.50 μA
8.0 μA
- dB
-V
- dB
- dB
-V
- V/μs
- MHz
- nVHz
0.75 μVrms
- dB
-%
Figure1
-2-
Ver.2016-04-27


Part Number JRC2122
Description ULTRA LOW NOISE DUAL OPERATIONAL AMPLIFIER
Maker JRC
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JRC2122 Datasheet PDF






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