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NJU7043
Input/Output Full-Swing High Output Current Dual C-MOS Operational Amplifier GNERAL DESCRIPTION
The NJU7043 is a dual C-MOS operational amplifier permitting a full-swing input and output in under high load. Based on C-MOS technology, there are excellent features such as high output current, low current consumption, and low operating voltage.
PACKAGE OUTLINE
NJU7043D
NJU7043M
FEATURES
Operating Voltage Input/Output Full-Swing High Output Current Input Offset Voltage Wide Input Common Mode Voltage Range Operating Current High Input Impedance Low Input Bias Current Ground Sensing Package VDD=1.8 to 5.0V NJU7043V NJU7043RB1 Isourse>40mA typ. Isink<-40mA typ. VIO=10mV max. VSS to VDD IDD=300A typ. (per Amplifier) 1T typ. IIB=1pA typ. DIP8, DMP8, SSOP8, TVSP8
PIN CONFIGURATION
(Top View) PIN FUNCTION
1 2 3

8 7 6 5
4
1.OUTPUT1 2.-INPUT1 3.+INPUT1 4.VSS 5.+INPUT2 6.-INPUT2 7.OUTPUT2 8.VDD
Ver. 4
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NJU7043
ABSOLUTE MAXIMUM RATINGS
PARAMETER Supply Voltage Power Dissipation Operating Temperature Range Storage Temperature Range SYMBOL VDD PD Topr Tstg RATING 5.5 500 (DIP8) 250 (SSOP8) 300 (DMP8) 320 (TVSP8) -40 ~ +85 -55 ~ +125 (Ta=25C) UNIT V mW C C
(note1) When supply voltage is less than 5.5.V, the absolute maximum input voltage is equal to the voltage. (note2) Decoupling capacitor should be connected between VDD and VSS due to the stabilized operation for the circuit.
RECOMMENDED OPERATION CONDITION
PARAMETER Supply Voltage SYMBOL VDD RATING 1.8 ~ 5.0
(Ta=25C) UNIT V
ELECTRICAL CHARACTERISTICS
DC CHARACTERISTICS PARAMETER Operating Current Input Offset Voltage Input Bias Current Input Offset Current Voltage Gain Common Mode Rejection Ratio Supply Voltage Rejection Ratio H Level Output Voltage 1 L Level Output Voltage 1 H Level Output Voltage 2 L Level Output Voltage 2 SYMBOL IDD VIO IB IIO AV CM R S VR VOH1 VOL1 VOH2 VOL2 RL=10k 0 VCM 1.5V, 1.5 VCM 3.0V ( note3 ) 2.0V VDD 5.0V , VCM= VDD/ 2 RL=10k RL=10k RL=600 RL=600 RATING No Signal, Dual Circuits MIN 70 42 61 2.95 2.90 (VDD=3.0V, Ta=25C) TYP MAX UNIT 600 1 1 90 60 80 1,000 10 0.05 0.10 3 A mV pA pA dB dB dB V V V V V
Input Common Mode VICM CMR>45dB 0 Voltage Range (note3) CMR is represented by either CMR+ or CMR- which has lower value. CMR+ is measured with 1.5VVCM3V and CMR- is measured with 0VVCM1.5V. AC CHARACTERISTICS PARAMETER Unity Gain Bandwidth Total Harmonic Distortion Equivalent Input Noise Voltage TRANSIENT CHARACTERISTICS PARAMETER Slew Rate SYMBOL GB T HD en RL=10k f=1kHz , Vin=1Vpp,Av=0dB f=1kHz RATING MIN -
(VDD=3.0V, Ta=25C) TYP MAX UNIT 0.8 0.05 40 MHz % nV/ Hz
SYMBOL SR RL=10 k
RATING
MIN -
(VDD=3.0V, Ta=25C) TYP MAX UNIT 0.7 V/s
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NJU7043
TYPICAL CHARACTERISTICS
Operating Current vs. Supply Voltage
Gv=0dB,Ta=25C
Operating Current vs. Supply Voltage (TEMP.)
Gv = 0dB
1000 900 800 700 600 500 400 300 200 100 0 0 1 2 3
1000 900 800 700 600 500 400 300 200 100 0 0 1 2 3
-40C 25C 85C
Operating Current [A]
Operating Current [A]
Supply Voltage [V] Operating Current vs. Temperature
V+ /V-=1.5V , Gv = 0dB
Supply Voltage [V]
Input Offset Voltage vs. Temperature
V+/V-=1.5V
1000
3
800 700 600 500 400 300 200 -50
Input Offset Voltage [mV]
-25 0 25 50 75 100 125
900
Operating Current [A]
2.5 2 1.5 1 0.5 0 -50
-25
0
25
50
75
100
125
Ambient Temperature [C]
Ambient Temperature [C]
Output Voltage vs. Supply Voltage
RL=600ohm , Ta=25C
Output Voltage vs. Load Resistance
Ta=25C
3 2
2.5 2
V+/V-=2.5V 1.5V 0.9V
Output Voltage [V]
Output Voltage [V]
1.5 1 0.5 0 -1 -2
1 0 -1 -2 -3 0 1 2 3
-0.5 -1.5 -2.5 10 100 1000 10000
Supply Voltage [V]
Load Resistance [ohm]
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NJU7043
TYPICAL CHARACTERISTICS
Voltage Gain,Phase vs. Frequency
V+/V-=1.5V , Gv =40dB , Rf =100k , Rg=1k , CL=0
THD vs. Output Voltage
V+/V-=1.5V , Gv =0dB , Rf =10k , Ta=25C
80 60
200 150 100
Gain
10
Total Harmonic Distortion [%]
Phase
1 0.1
1kHz 20kHz
Voltage Gain [dB]
20 0 -20 -40 100
50 0 -50
Phase [deg]
40
0.01 0.001 0.0001 0.01
20Hz
1k
10k
100k
1M
10M
-100
Frequency [Hz]
Equivalent Input Noise Voltage vs. Frequency
V+/V-=1.5V , Gv =40dB , Rs=600 , RG=100 , RF=10k , Ta=25C
0.1
1
10
Output Voltage [Vrms]
Equivalent Input Noise Voltage
vs. Source Resistance
100
V+/V-=1.5V , Gv=40dB , RG=100 , RF=1k , Ta=25C
250 200 150 100 50 0 10 100 1000 10000
Equivalent Input Noise Voltage [nV/Hz]
300
Equivalent Input NoiseVoltage [nV/Hz]
10
DIN-AUDIO
JIS A
1
0.1 10 100 1k 10k 10
Frequency [Hz]
Source Resistance [ohm]
Pulse Response
V+/V-=1.5V , Vin=1Vp-p , f =10kHz , Gv =0dB Rs=50 , RL=10k , CL=0F , Ta=25C
Sin Wave Response
V+/V-=1.5V , Vin=3Vp-p , f =10kHz , Gv =0dB Rs=50 , RL=10k , CL=0F , Ta=25C
6 5
2 1
1.8 1.4
0.6 0.2 -0.2 -0.6 -1 -1.4 -1.8 100
Output Voltage [V]
Output Voltage [V]
Input Voltage [V]
4 3 2 1 0 -1 -2 0 40 80 120 160
Output Input
0 -1 -2 -3 -4 -5 -6 200
1 0.6 0.2 -0.2 -0.6 0 20 40 60
Input
Output
80
Time [s]
Time [s]
-4-
Input Voltage [V]
NJU7043
TYPICAL CHARACTERISTICS
Pulse Response(Rise)
V+/V-=1.5V , Vin=1Vp-p , f =10kHz , Gv =0dB Rs=50 , RL=10k , CL=0F , Ta=25C
Pulse Response(Fall)
0.6 0.2
1.8 1.4
1.8 1.4
V+/V-=1.5V , Vin=1Vp-p , f =10kHz , Gv =0dB Rs=50 , RL=10k , CL=0F , Ta=25C
0.6 0.2 -0.2 -0.6 -1 -1.4 -1.8
Output Voltage [V]
Output Voltage [V]
Input Voltage [V]
1 0.6 0.2 -0.2 -0.6 0 2 4 6 8 10
-0.2 -0.6 -1 -1.4 -1.8
1 0.6 0.2 -0.2 -0.6 0 2 4 6 8 10
Input
Input
Output
Output
Time [s]
Time [s]
Voltage Gain vs. Frequency(Load C.)
V+/V-=1.5V , Vin=-20dBm , Gv =0dB , RL=600 , Ta=25C
Voltage Gain vs. Frequency(Load C.)
V+/V-=1.5V , Vin=-20dBm , Gv =0dB , RL=10k , Ta=25C
15
470pF 330pF
15 10
680pF 470pF 330pF 220pF 100pF
10
Voltage Gain [dB]
5 0 -5 -10 -15
CL=0pF
Voltage Gain [dB]
220pF 100pF
5 0 -5 -10 -15
CL=0pF
10k
100k
1M
10M
10k
100k
1M
10M
Frequency [Hz]
Frequency [Hz] Phase Margine vs. Load Capacitance
70 60
V+/V-=1.5V , Vin=-30dBm , Gv =40dB , RL=600 Rs=50 , Rg=1k , Rf =100k , Ta=25C
Phase Margine vs. Load Capacitance
70 60
V+/V-=1.5V , Vin=-30dBm , Gv =40dB , RL=10k Rs=50 , Rg=1k , Rf =100k , Ta=25C
Phase Margin [deg]
Phase Margin [deg]
50 40 30 20 10 0 10 100 1000
50 40 30 20 10 0 10 100 1000
Load Capacitance [pF]
Load Capacitance [pF]
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Input Voltage [V]
NJU7043
TYPICAL CHARACTERISTICS
Gain Bandwidth Product vs. Load Capacitance
V+/V-=1.5V , Vin=-30dBm , Gv =40dB , RL=10k
Gain Bandwidth Product vs. Load Capacitance
1.4
V+/V-=1.5V , Vin=-30dBm , Gv =40dB , RL=10k Rs=50 , Rg=1k , Rf =100k , Ta=25C
1.4
Rs=50 , Rg=1k , Rf =100k , Ta=25C
Gain Bandwidth Product [MHz]
1.2 1 0.8 0.6 0.4 0.2 0 10 100 1000
Gain Bandwidth Product [MHz]
1.2 1 0.8 0.6 0.4 0.2 0 10 100 1000
Load Capacitance [pF] Overshoot vs. Load Capacitance
V+/V-=1.5V , Vin=1Vp-p , f =10kHz , Gv =0dB RL=10k , Rs=50 , Ta=25C
Load Capacitance [pF]
Overshoot vs. Load Capacitance
V+/V-=1.5V , Vin=1Vp-p , f =10kHz , Gv =0dB RL=600 , Rs=50 , Ta=25C
20
30 25
15
10
Overshoot [%]
10 100 1000
Overshoot [%]
20 15 10 5
5
0
0 10 100 1000
Load Capacitance [pF]
Load Capacitance [pF]
[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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