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NJM2740
DUAL OPERATIONAL AMPLIFIER
s GENERAL DESCRIPTION The NJM2740 is a dual low supply voltage operational amplifier with low saturation output voltage. It can operate with single supply when proper input bias has given. It is suitable for audio section of portable sets and PCs. s PACKAGR OUTLINE
NJM2740M
NJM2740V
s FEATURES q Operating Voltage q Low Saturation Output Voltage q High Slew Rate q Bipolar Technology q Package Outline s PIN CONFIGURATION
(1.1 to 3.5V) (2.2V typ. at RL=2.5k) (4V/s typ.) DMP8,SSOP8
PIN FUNCTION (Top View) 1.OUTPUT1 2.-INPUT1 3.+INPUT1 4.V5.+INPUT2 6.-INPUT2 7.OUTPUT2 8.V+
1 2 3 4
+
8 7 6 5
+-
s EQUIVALENT CIRCUIT
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NJM2740
s ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL Supply Voltage V+/V Differential Input Voltage VID Common Mode Input Voltage VIC Power Dissipation Operating Temperature Range Storage Temperature Range PD Topr Tstg (Ta=25C) UNIT V V V mW C C (Ta=25C) MAX UNIT 3.5 V
RATINGS 4 7 3.5 300 (DMP8) 250 (SSOP8) -40 to +85 -40 to +125
s RECOMMENDED OPERATING CONDITION PARAMETER SYMBOL Operating Voltage Range s DC CHARACTERISTICS PARAMETER Operating Current Input Offset Voltage Input Bias Current Input Offset Current Open Loop Voltage Gain Common Mode Rejection Supply Voltage Rejection Maximum Output Voltage Input Common Mode Voltage Range s AC CHARACTERISTICS PARAMETER Gain Bandwidth product V /V
+ -
TEST CONDITION
MIN 1.1
TYP -
SYMBOL ICC VIO IB IIO Av CMR SVR VOM VICM
TEST CONDITION No Signal, RL=infinite RS10k
( V+/V -=2.5V, Ta=25C) MIN TYP MAX UNIT 60 60 60 2 -1.4/ +1.5 3.5 1.0 100 5 80 74 80 2.2 5 6.0 300 100 mA mV nA nA dB dB dB V V
RL>10k V+/V -=1.2 to 3.5V RL>2.5k
SYMBOL GB
TEST CONDITION f=10kHz
( V+/V -=2.5V, Ta=25C) MIN TYP MAX UNIT 12 MHz
s TRANSIENT CHARACTERISTICS PARAMETER SYMBOL Slew Rate SR
TEST CONDITION Av=1,VIN=1V
( V+/V -=2.5V, Ta=25C) MIN TYP MAX UNIT 4 V/s
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NJM2740
s TYPICAL CHARACTERISTICS
Operating Current vs. Operating Voltage
VIN=0V,no load
Operating Current vs. Temperature
VIN=0V,no load
6 Ta=+25C 5
6 5 V+/V-=3.5V
Operating Current [mA]
Operating Current[mA]
4 3 Ta=+85C 2 1 0 0 1 2 3 4 5 6 7 Operating Voltage[V] Ta=-40C
4 3 2 V+/V-=1.1V 1 0 -50 -25 0 25 50 75 100 125 Temperature[C]
Input Offset Voltage vs. Operating Voltage
V+/V-=2.5V
Input Offset Voltage vs. Temperature
RS=10k
5
6
RS=10k
Input Offset Voltage[mV]
3 2 1 0 -1 -50
V+/V-=1.1V
V+/V-=2.5V
Input Offset Voltage[mV]
4
5 4 3 2 1 0 Ta=-40C Ta=+25C Ta=+85C
V+/V-=3.5V
-25
0
25
50
75
100
125
0
1
2
3
4
5
6
7
Temperature [C]
Operating Voltage[V]
Common Mode Rejection Ratio vs. Temperature
V+/V-=2.5V,VIN=1.5V
Supply Voltage Rejection Ratio vs. Temperature 120 110 100 90 80 70 60 50 40 -50 -25 0 25 50 75 100 125 Temperature[C]
V+/V-=1.1V to 3.5V
Common Mode Rejection Ratio [dB]
120 110 100 90 80 70 60 50 40 -50 -25 0 25 50 75 100 125 Temperature [C]
Supply Voltage Rejection Ratio[dB]
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NJM2740
Input Offset Voltage vs. Input Common Mode Voltage 6 V+/V-=1.1V
Input Offset Voltage vs. Input Common Mode Voltage 6
V+/V-=1.2V
Input Offset Voltage[mV]
Input Offset Voltage[mV]
5 4 3 2 1 Ta=+25C 0 -0.6 -0.4 -0.2 0 0.2 0.4 0.6 Ta=+85C Ta=-40C
5 4 3 Ta=-40C 2 Ta=+85C 1 Ta=+25C 0 -0.6 -0.4 -0.2 0 0.2 0.4 0.6
Input Common Mode Voltage[V]
Input Common Mode Voltage[V]
Input Offset Voltage vs. Input Common Mode Voltage
V+/V-=2.5V
6
Input Offset Voltage [mV]
5 4 Ta=+25C 3 Ta=-40C 2 1 0 -2 Ta=+85C -1.5 -1 -0.5 0 0.5 1 1.5 2
Input Common Mode Voltage [V]
Input Bias Current vs. Temperature 0 -20 V+/V-=1.1V
Input Offset Current vs. Temperature 40 V+/V-=2.5V 30
Input Offset Current[nA]
Input Bias Current[nA]
-40 -60 -80 -100 -120 -140 -160 -180 -200 -50 -25 0 25 50 75 100 125 Temperature[C] V+/V-=3.5V V+/V-=2.5V
20 10 0 -10 -20 -30 -40 -50 -25 0
V+/V-=3.5V
V+/V-=1.1V
25
50
75
100
125
Temperature[C]
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NJM2740
Maximum Output Voltage vs. Load Resistans
V+/V-=2.5V, open loop
Maximum Output Voltage vs. Temperture
V+/V-=2.5V,RL=2.5k
3.0
3
Maximum Output Voltage[V]
Maximum Output Voltage [V]
2.0 1.0 0.0 -1.0 -2.0 -3.0
Ta=-40C Ta=+25C Ta=+85C
+VOM
2 1 0 -1 -2 -3
+VOM
-VOM
-VOM
100
1000
10000
100000
-50
-25
0
25
50
75
100
125
Load Resistance []
Maximum Output Voltage vs. Operating Voltage
RL=2.5k
Temperature [C]
Maximum Output Voltage Swing vs. Frequency
V+/V-=2.5V ,RL=2.5k,Ta=25C
Maximum Output Voltage[V]
2.5 1.5 0.5 -0.5 -1.5 -2.5 -3.5 1
Ta=+85C
Maximum Output Voltage Swing [V]
5 6 7
3.5
5 4 3 2 1 0 1.E+03
Ta=-40C Ta=+25C
2
3
4
Operating Voltage[V]
Open Loop Voltage Gain vs. Temperature
V+/V-=2.5V,RL=10k
1.E+04
1.E+05
1.E+06
1.E+07
Frequency [Hz]
120
Open Loop Voltage Gain[dB]
110 100 90 80 70 60 -50 -25 0 25 50 75 100 125 Temperature [C]
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NJM2740
Voltege Gain & Phase vs. Frequency 60 40 20
Ta=+25C Ta=+85C Phase V+/V-=1.1V ,GV=40dB,RF=100K, RG=1k,RL=2.5k,CL=0pF Gain Ta=-40C
Voltage Gain & Phase vs. Frequency
180 120
60 40
V+/V-=2.5V ,GV=40dB,RF=100K, RG=1k,RL=2.5k,CL=0pF
Gain
180 Ta=-40C Ta=+25C 120 Ta=+85C
Voltage Gain [dB]
Phase [deg]
Phase 0 -20 -40 -60 Ta=-40C Ta=+25C Ta=+85C 0 -60 -120 -180
0 -20 -40 -60 Frequency [Hz]
Ta=-40C Ta=+25C Ta=+85C
0 -60 -120 -180
1.E+03 1.E+04 1.E+05 1.E+06 1.E+07 1.E+08
1.E+03 1.E+04 1.E+05 1.E+06 1.E+07 1.E+08
Frequency[Hz]
Voltage Gain & Phase vs. Frequency 60 40
V+/V-=3.5V ,GV=40dB,RF=100K, RG=1k,RL=2.5k,CL=0pF
Voltage Gain & Phase vs. Frequency
Gain
Ta=-40C Ta=+25C Ta=+85C
180 120 60
Voltage Gain [dB]
60 40 20
GV=40dB,RF=100K,RG=1k, RL=2.5k,CL=0pF ,Ta=25C
Gain
V+/V-=1.1V V+/V-=2.5V V+/V-=3.5V
180 120 60
Voltage Gain [dB]
Phase [deg]
20 Phase 0 -20 -40 -60 Ta=-40C Ta=+25C Ta=+85C
Phse 0 -20 -40 -60 Frequency [Hz]
Phase Margin vs. Load Capacitance 80 70
V+/V-=2.5V ,GV=40dB, RF=100K,RG=1k,RL=2.5k,Ta=+25C
0 -60 -120 -180
0 -60 V+/V-=1.1V V+/V-=2.5V V+/V-=3.5V -120 -180
1.E+03 1.E+04 1.E+05 1.E+06 1.E+07 1.E+08
1.E+03 1.E+04 1.E+05 1.E+06 1.E+07 1.E+08
Frequency [Hz]
Peak Gain of Voltege Follower 20 15
V+/V-=2.5V, GV=0dB,RS=50, RL=10K, Ta=+25C
Voltage Gain[dB]
10 CL=470pF 5 0 -5 -10
1.E+05 1.E+06 1.E+07 1.E+08
Phase Margin [deg]
60 50 40 30 20 10 0 1 10 100 1000 10000 Load Capacitance [pF]
CL=100pF
CL=0pF
Frequency [Hz]
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Ver.2003/12/04
Phase [deg]
Phase [deg]
60
20
60
Gain [dB]
NJM2740
Equivalent Input Noise Voltage vs. Input Resistance
V+/V-=3.0V ,RF=100k,RG=100,JIS A,Ta=25C
Equivalent Input Noise Voltage [V]
10
1
0.1 0.01
0.1
1
10
100
Input Resistance [k]
Total Harmonic Distortion vs. Output Voltage
V+/V-=3.0V,GV=10dB,RL=4K,Ta=25C
1
Total Harmonic Distortion(THD+N) [%]
0.1
20Hz
0.01
20kHz 1kHz
0.001 0.01
0.1
1
10
Output Voltage [Vrms]
Pulse Response (Rise) 1.5 1.0 0.5
V+/V-=2.5V,AV=0dB,f=100kHz, VIN=1V,RL=10K,CL=0pF
Pulse Response (Fall)
2.5 2.0
1.5 1.0 0.5
V+/V-=2.5V,AV=0dB,f=100kHz, VIN=1V,RL=10K,CL=0pF
2.5 2.0
INPUT Ta=+85C Ta=+25C
INPUT
Output Voltage[V]
0.0 -0.5 -1.0 -1.5 -2.0 -2.5 -1 0 1 Time [sec] 2 3 OUTPUT Ta=-40C
1.0 0.5 0.0 -0.5 -1.0 -1.5
0.0 -0.5 -1.0 -1.5 -2.0 -2.5 -6 -5 -4 Time[sec] -3 -2 Ta=+25C Ta=+85C OUTPUT Ta=-40C
1.0 0.5 0.0 -0.5 -1.0 -1.5
Ver.2003/12/04
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Output Voltage[V]
Input Voltage[V]
Input Voltage [V]
1.5
1.5
NJM2740
s MEMO
[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 described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights.
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