NJM2732 Full-Swing Input and Output type Dual Operational Amplifier ■ GENERAL DESCRIPTION NJM2732 is dual operational amplifier with full swing input and output, operate from 1.8V. Input and Output Full Swing provides wide dynamic range, is from ground to power supply level. In addition to ground sensing applications, NJM2732 enable to be applied to Hi-side sensing applications. The features are low noise and low operating voltage for battery management, portable audio applications, and others. ■ PACKAGE OUTLINE NJM2732D NJM2732M NJM2732E ■ FEATURES ●Operating Voltage ●Input Full-Swing ●Output Full-Swing ●Load Drivability ●Offset Voltage ●Slew Rate ●Low Input Voltage Noise ●Adequate phase margin ●Bipolar Technology ●Package Outline :1.8 to 6.0V :VICM= 0 to 5.0V, at V+=5V :VOH≥4.9V/ VOL≤0.1V, at V+=5V, RL=20kΩ :VOH≥4.75V/ VOL≤0.25V, at V+=5V, RL=2kΩ :5mV max. :0.4V/µs typ. :10nV/√Hz typ. :ΦM=75deg. typ., at RL=2kΩ, voltage follower NJM2732V NJM2732RB1 :DIP8, DMP8, EMP8, SSOP8, TVSP8 ■ PIN CONFIGURATION (Top View) 1 8 2 7 3 6 4 5 PIN FUNCTION 1. A OUTPUT 2. A -INPUT 3. A +INPUT 4. GND 5. B +INPUT 6. B –INPUT 7. B OUTPUT + 8. V NJM2732D NJM2732M NJM2732E NJM2732V NJM2732RB1 Ver.2004-01-19 -1- NJM2732 ■ ABSOLUTE MAXIMUM RATINGS (Ta=25ûC) PARAMETER Supply Voltage Differential Input Voltage Range Common Mode Input Voltage Range SYMBOL + V VID VIC Power Dissipation PD Operating Temperature Range Storage Temperature Range Topr Tstg RATINGS 7.0 ±1.0 0 ~ 7.0 (Note1) (DIP8) 500 (DMP8) 300 (EMP8) 320 (SSOP8) 250 (TVSP8) 320 -40~+85 -40~+125 UNIT V V V mW ûC ûC (Note1) For supply voltage less than 7V, the absolute maximum input voltage is equal to the supply voltage. ■ RECOMMENDED OPERATING CONDITION (Ta=25ûC) PARAMETER Supply Voltage SYMBOL + V RATING 1.8 to 6.0 UNIT V ■ ELECTRICAL CHARACTERISTICS (V+=5V, Ta=25ûC) ●DC CHARACTERISTICS PARAMETER Operating Current Input Offset Voltage Input Bias Current Input Offset Current Large Signal Voltage Gain Common Mode Rejection Ratio SYMBOL ICC VIO IB IIO AV CMR Supply Voltage Rejection Ratio Maximum Output Voltage 1 SVR VOH1 VOL1 VOH2 VOL2 VICM Maximum Output Voltage 2 Input Common Mode Voltage Range (Note2) TEST CONDITION No signal applied RL=2kΩ CMR+: 2.5V≤VCM≤5V CMR-: 0V≤VCM≤2.5V (Note2) + V /V =±2.0V ~ ±3.0V RL=20kΩ RL=20kΩ RL=2kΩ RL=2kΩ CMR≥55dB (V+=5V, Ta=25ûC) MIN. 60 55 TYP. 580 1 50 5 85 70 MAX. 900 5 250 100 - UNIT µA mV nA nA dB dB 70 4.9 4.75 0 85 4.95 0.05 4.85 0.15 - 0.1 0.25 5 dB V V V V V CMR is represented by either CMR+ or CMR- has lower value. CMR+ is measured with 2.5V≤VCM≤5.0 and CMR- is measured with 0V≤VCM≤2.5V. (V+=5V, Ta=25ûC) ●AC CHARACTERISTICS PARAMETER Unity Gain Bandwidth Phase Margin Equivalent Input Noise Voltage SYMBOL GB ΦM VNI TEST CONDITION RL=2kΩ RL=2kΩ f=1kHz MIN. - TYP. 1 75 10 PARAMETER -2- SYMBOL SR UNIT MHz Deg nV/√Hz (V+=5V, Ta=25ûC) ●TRANSIENT CHARACTERISTICS Slew Rate MAX. - TEST CONDITION RL=2kΩ MIN. - TYP. 0.4 MAX. - UNIT V/µs Ver.2004-01-19 NJM2732 ■ ELECTRICAL CHARACTERISTICS (V+=3V, Ta=25ûC) ●DC CHARACTERISTICS PARAMETER Operating Current Input Offset Voltage Input Bias Current Input Offset Current Large Signal Voltage Gain Common Mode Rejection Ratio SYMBOL ICC VIO IB IIO AV CMR Supply Voltage Rejection Ratio Maximum Output Voltage 1 SVR VOH1 VOL1 VOH2 VOL2 VICM Maximum Output Voltage 2 Input Common Mode Voltage Range (Note3) TEST CONDITION No signal applied RL=2kΩ CMR+: 1.5V≤VCM≤3V CMR-: 0V≤VCM≤1.5V (Note3) + V /V =±1.2V ~ ±2.0V RL=20kΩ RL=20kΩ RL=2kΩ RL=2kΩ CMR≥48dB (V+=3V, Ta=25ûC) MIN. 60 48 TYP. 510 1 50 5 84 63 MAX. 880 5 250 100 - UNIT µA mV nA nA dB dB 68 2.9 2.75 0 83 2.95 0.05 2.85 0.15 - 0.1 0.25 3 dB V V V V V CMR is represented by either CMR+ or CMR-has lower value. CMR+ is measured with 1.5V≤VCM≤3.0 and CMR- is measured with 0V≤VCM≤1.5V. (V+=3V, Ta=25ûC) ●AC CHARACTERISTICS PARAMETER Unity Gain Bandwidth Phase Margin Equivalent Input Noise Voltage SYMBOL GB ΦM VNI TEST CONDITION RL=2kΩ RL=2kΩ f=1kHz MIN. - TYP. 1 75 10 PARAMETER SYMBOL SR TEST CONDITION RL=2kΩ MIN. - TYP. 0.35 ■ ELECTRICAL CHARACTERISTICS (V+=1.8V, Ta=25ûC) ●DC CHARACTERISTICS PARAMETER Operating Current Input Offset Voltage Input Bias Current Input Offset Current Large Signal Voltage Gain Common Mode Rejection Ratio SYMBOL ICC VIO IB IIO AV CMR Supply Voltage Rejection Ratio Maximum Output Voltage 1 SVR VOH1 VOL1 VOH2 VOL2 VICM Maximum Output Voltage 2 Input Common Mode Voltage Range (Note4) UNIT MHz Deg nV/√Hz (V+=3V, Ta=25ûC) ●TRANSIENT CHARACTERISTICS Slew Rate MAX. - TEST CONDITION No signal applied RL=2kΩ CMR+: 0. 9V≤VCM≤1.8V CMR-: 0V≤VCM≤0.9V (Note4) + V /V =±1.2V ~ ±2.0V RL=20kΩ RL=20kΩ RL=2kΩ RL=2kΩ CMR≥40dB MAX. - UNIT V/µs (V+=1.8V, Ta=25ûC) MIN. 60 48 TYP. 460 1 50 5 83 55 MAX. 800 5 250 100 - UNIT µA mV nA nA dB dB 65 1.7 1.55 0 80 1.75 0.05 1.65 0.15 - 0.1 0.25 1.8 dB V V V V V CMR is represented by either CMR+ or CMR-has lower value. CMR+ is measured with 0.9V≤VCM≤1.8 and CMR- is measured with 0V≤VCM≤0.9V. (V+=1.8V, Ta=25ûC) ●AC CHARACTERISTICS PARAMETER Unity Gain Bandwidth Phase Margin Equivalent Input Noise Voltage SYMBOL GB ΦM VNI TEST CONDITION RL=2kΩ RL=2kΩ f=1kHz MIN. - TYP. 1 75 10 PARAMETER Ver.2004-01-19 SYMBOL SR UNIT MHz Deg nV/√Hz (V+=1.8V, Ta=25ûC) ●TRANSIENT CHARACTERISTICS Slew Rate MAX. - TEST CONDITION RL=2kΩ MIN. - TYP. 0.3 MAX. - UNIT V/µs -3- NJM2732 ■ TYPICAL CHARACTERISTICS Operating Current vs. Operating Voltage (correlation with Ta) Operating Current vs Operating Voltage GV=0dB, Ta=25°C GV=0dB, Ta=25°C 900 900 800 700 Operating Current [µA] Operating Current [µA] 800 600 500 400 300 200 Ta=25°C 700 600 500 400 Ta=85°C 300 Ta=-40°C 200 100 100 0 0 0 1 2 3 4 5 6 0 7 1 2 Operating Current vs. Ambient Temperature GV=0dB + Operating Current [µA] Input Offset Voltage [mV] V =3V + V =5V 600 500 400 300 5 6 7 100 125 100 125 GV=0dB 3 800 4 Input Offset Voltage vs. Ambient Temperature 900 700 3 Operating Voltage [V] Operating Voltage [V] + V =1.8V 200 100 2 + V =5V 1 + V =3V 0 -1 -2 + V =1.8V 0 -3 -50 -25 0 25 50 75 100 125 -50 Ambient Temperature [°C] -25 0 25 75 Ambient Temperature [°C] Input Offset Current vs. Ambient Temperature Input Bias Current vs. Ambient Temperature GV=0dB 100 50 GV=0dB 20 + V =1.8V 80 Input Offset Current [nA] Input Bias Current [nA] 15 + V =5V 60 + V =3V 40 + V =1.8V 20 + V =3V 10 5 0 -5 + V =5V -10 -15 -20 0 -50 -25 0 25 50 75 100 Ambient Temperature [°C] -4- 125 -50 -25 0 25 50 75 Ambient Temperature [°C] Ver.2004-01-19 NJM2732 ■ TYPICAL CHARACTERISTICS Maximum Output Voltage vs. Operating Voltage GV=OPEN, RL=2kΩ to 0V, Ta=25°C 4 + 3 +VOM 2 1 0 -1 -2 -VOM -3 - V /V =±2.5V, GV=OPEN 2.5 Maximum Output Voltage [V] Maximum Output Voltage [V] Maximum Output Voltage vs. Load Resistance (correlation with Ta) Ta=+85°C 2.0 1.5 Ta=+25°C 1.0 0.5 Ta=-40°C 0.0 -0.5 -1.0 -1.5 -2.0 -2.5 -4 0 0.5 1 1.5 2 2.5 3 + 3.5 10 4 100 Operating Voltage (V /V ) [V] + 10000 10k + - V /V =±2.5V, GV=OPEN - V /V =±2.5V, GV=OPEN 3.0 Maximum Output Voltage [V] RL=20kΩ Output Maximum Voltage [V] 100000 100k Output Voltage vs. Output Current (correlation with Ta) Maximum Output Voltage vs. Ambient Temperature 3.5 1000 1k Load Resistance [Ω] - 2.5 RL=2kΩ 1.5 0.5 -0.5 -1.5 RL=2kΩ -2.5 Ta=+85°C ISOURCE 2.0 Ta=+25°C 1.0 Ta=-40°C Ta=-40°C 0.0 Ta=+25°C -1.0 Ta=+85°C -2.0 ISINK RL=20kΩ -3.0 -3.5 -50 -25 0 25 50 75 100 0.1 125 1 + Supply Voltage Rejection Ratio [dB] Common Mode Rejection Ratio [dB] + V =5 to 1.8 - VCM =V ,0V,V 90 - V /V =±2.5V 80 + - V /V =±1.5V 70 60 + - V /V =±0.9V 50 100 Supply Voltage Rejection Ratio vs. Ambient Temperature Common Mode Rejection Ratio vs. Ambient Temperature + 10 Output Current [mA] ℃] Ambient Temperature [℃ 100 + - V /V =±3V to ±2V 90 80 70 + - V /V =±2.0V to ±1.2V + - V /V =±1.2V to ±0.9V 60 50 40 -50 -25 0 25 50 75 100 Ambient Temperature [°C] Ver.2004-01-19 125 -50 -25 0 25 50 75 100 125 Ambient Temperature [°C] -5- NJM2732 ■ TYPICAL CHARACTERISTICS Voltage Gain/Phase vs. Frequency (correlation with Ta) + + 60 60 180 Gain CL=220pF Phase 0 60 0 -20 -60 CL=470pF -40 Voltage Gain [dB] CL=0pF 20 0 0 Ta=+85°C -20 -60 -180 1.E+03 1k 1.E+04 10k 1.E+05 100k 1.E+06 1M 1.E+07 10M 1.E+08 100M -60 1k 1.E+03 1.E+04 10k 1.E+05 100k -180 1.E+07 1.E+08 10M 100M Voltage Gain vs. Frequency (correlation with Ta) - V /V =±1.5V, GV=40dB, RF=2kΩ RG=20Ω, RL=2kΩ, Ta=+25°C + 8 70 6 60 50 40 30 20 - V /V =±2.5V, GV=0dB, CL=100pF RS=50Ω, RL=2kΩ 10 80 Voltage Gain [dB] Phase Margin [deg] 1.E+06 1M Frequency Hz] Phase Margin vs. Load Capacitance (with Capacitance Load) 4 Ta=25°C 2 0 Ta=-40°C -2 -4 Ta=85°C -6 10 -8 -10 0 10 100 10k 10 1000 100k 100 + CL=2200pF 8 10 8 CL=1000F 6 2 0 CL=220pF -2 CL=100pF -4 -6 Voltage Gain [dB] CL=470pF 4 0 -2 -4 -6 CL=0pF -8 -10 -10 100k 100 Ta=-40°C 2 -8 10k 10 Ta=25°C Ta=85°C 6 4 - V /V =±2.5V, GV=0dB, CL=1000pF RS=50Ω, RL=2kΩ, - V /V =±2.5V, GV=0dB RS=50Ω, RL=2kΩ, Ta=+25°C 10 10M 10000 Voltage Gain vs. Frequency (correlation with Ta) Voltage Gain vs. Frequency (with Capacitance Load) + 1M 1000 Frequency [Hz] Load Capacitance [pF] Voltage Gain [dB] -60 -120 Frequency [Hz] 1M 1000 Frequency [Hz] -6- 60 Ta=+25°C Phase -40 90 120 Ta=-40°C 20 -120 + 180 Gain 40 120 Phase [deg] Voltage Gain [dB] 40 - V /V =±2.5V, GV=40dB RF=2kΩ, RG=20Ω, RL=2kΩ, CL=0pF - V /V =±2.5V, GV=40dB, RF=2kΩ, RG=20Ω, RL=2kΩ, Ta=+25°C Phase [deg] Voltage Gain/Phase vs. Frequency (with Capacitive load) 10M 10000 10k 10 100k 100 1M 1000 10M 10000 Frequency [Hz] Ver.2004-01-19 NJM2732 ■ TYPICAL CHARACTERISTICS Pulse Response Pulse Response (Rise) - 1.8 1.4 0.2 1.4 1.0 -0.2 INPUT 0.6 -0.6 OUTPUT -1.0 -0.2 -0.6 -60 -40 -20 0 20 40 0.6 INPUT 1.0 -0.2 0.6 -0.6 OUTPUT 0.2 -1.4 -0.2 -1.8 -0.6 60 -1.8 -2 0 2 Pulse Response (Fall) 1.8 0.6 0.2 1.4 0.2 -0.2 0.6 -0.6 0.2 -1.0 OUTPUT -0.6 54 56 Output Voltage [V] Output Voltage [V] 1.0 52 - 0.6 Input Voltage [V] INPUT 50 1.0 -0.2 INPUT 0.6 -0.6 OUTPUT 0.2 -1.4 -0.2 -1.8 -0.6 58 -1.8 -60 -40 -20 0 20 40 60 Time [µsec] Pulse Response (Rise) Pulse Response (Fall) - + V /V =±2.5V, GV=0dB, f=10kHz, VIN=1VPP RS=50Ω, RL=2kΩ, CL=1000pF, Ta=+25°C 1.8 1.4 0.6 1.8 0.2 1.4 - V /V =±2.5V, GV=0dB, f=10kHz, VIN=1VPP RS=50Ω, RL=2kΩ, CL=1000pF, Ta=+25°C 0.6 -0.6 OUTPUT 0.2 -1.0 Output Voltage [V] -0.2 Input Voltage [V] 1.0 0.6 0.2 INPUT Output Voltage [V] -1.0 -1.4 Time [µsec] + 8 V /V =±2.5V, GV=0dB, f=10kHz, VIN=1VPP RS=50Ω, RL=2kΩ, CL=1000pF, Ta=+25°C 1.8 48 6 Pulse Response + - -0.2 4 Time [µsec] V /V =±2.5V, GV=0dB, f=10kHz, VIN=1VPP RS=50Ω, RL=2kΩ, CL=0pF, Ta=+25°C 1.4 -1.0 -1.4 Time [µsec] + 0.2 Input Voltage [V] 0.2 - Input Voltage [V] 0.6 Output Voltage [V] 1.8 Input Voltage [V] Output Voltage [V] + V /V =±2.5V, GV=0dB, f=10kHz, VIN=1VPP RS=50Ω, RL=2kΩ, CL=0pF, Ta=+25°C INPUT 1.0 -0.2 0.6 -0.6 0.2 -1.0 Input Voltage [V] + V /V =±2.5V, GV=0dB, f=10kHz, VIN=1VPP RS=50Ω, RL=2kΩ, CL=0pF, Ta=+25°C OUTPUT -0.2 -0.6 -2 0 2 4 Time [µsec] Ver.2004-01-19 6 8 -1.4 -0.2 -1.8 -0.6 -1.4 -1.8 48 50 52 54 56 58 Time [µsec] -7- NJM2732 ■ TYPICAL CHARACTERISTICS Total Harmonic Distortion vs. Output Voltage Sin Wave Response - V /V =±1.5V, AV=0dB, VIN=3VPP RL=2kΩ to 0V, f=10kHz, Ta=25°C 2 3 1 2 0 1 -1 0 -2 -1 OUTPUT -3 -100 -50 0 50 -2 100 Time [µsec] Output Voltage [V] Input Voltage [V] INPUT Total Harmonic Distortion (THD+N) [%] + 10 V+/V-=±1.5V, AV=+2, RL=2kΩ to 0V, CL=0pF, Ta=25°C 1 BPF 100Hz : 22Hz to 30kHz 1kHz : 400Hz to 30kHz 10kHz : 400Hz to 80kHz 10kHz 1kHz 0.1 0.01 100Hz 0.001 0.001 0.01 0.1 1 10 Output Voltage [Vrms] Equivalent Input Noise Voltage vs. Frequency Equivalent Input Noise Voltage [nV/√ Hz] + 30 - V /V =±1.5V, GV=40dB, RL=2kΩ, CL=0, Ta=25°C 25 20 15 10 5 0 1 10 100 1k 10k 1.E+05 100k 1.E+00 1.E+01 1.E+02 1.E+03 1.E+04 Frequency [Hz] -8- Ver.2004-01-19 NJM2732 [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. Ver.2004-01-19 -9-