NJU777 Wide-Band,High-Speed,Low-Offset,Low-Noise Rail-to-Rail Input/Output CMOS Operational Amplifier GENERAL DESCRIPTION The NJU777 are Rail-to-Rail input/output CMOS single/dual/quad operational amplifiers. They feature wide-band, high-speed, low-input-offset voltage and low-noise. The NJU777 has a high-speed characteristic of gain bandwidth 34MHz and slew rate 35V/µs. Moreover, the NJU777 achieves temperature fluctuations low offset and low noise characteristic. 6nV/ Hz typ. at f=khz. Therefore, the NJU777 devices easily offer various sensing applications that require high speed and accuracy. With their rail-to-rail output characteristic and 6-ohm load driving, these devices are able to secure wide dynamic range for various applications. FEATURES WIde-Band 34MHz typ. High-SlewRate 35V/µs typ. Low Noise 6nV/ Hz typ. at f=khz Low Offset Voltage.5mV max. Low Offset Voltage Drift 3.µV/ C max. Operating Current 3.8mA typ. Operating Voltage Range +.4V to +5.5V Wide temperature range -4 to +5 Rail-to-Rail Input/Output RF Immunity Package SOT3-5 PACKAGE OUTLINE NJU777F (SOT3-5) APPLICATIONS Low noise signal processing ADC buffers DAC output amplifiers Current Sense amplifiers Radio systems PIN CONFIGURATION SOT3-5 (Top View) V- 3 5 4 V+. OUTPUT. V - 3. + INPUT 4. - INPUT 5. V + NJU777F ver. - -
NJU777 ABSOLUTE MAXIMUM RATINGS(Ta=5 unless otherwise noted.) PARAMETER SYMBOL RATINGS UNIT Supply Voltage V + - V - +7 V Differential Input Voltage () V ID ±7 V Input Voltage ( ) V IN V - -.3 to V + +.3V V Input Current I IN ma Output Terminal Input Voltage V O V - -.3 to V + +.3V V Power Dissipation (3 ) P D 48 (-layer) / 64 (4-layer) mw Operating Temperature Range Topr -4 to +5 C Storage Temperature Range Tstg -55 to +5 C () Differential voltage is the voltage difference between +INPUT and -INPUT. For supply voltage less than +7V, the absolute maximum rating is equal to the supply voltage. () The normal operation will establish when any input is within the Common Mode Input Voltage Range of electrical characteristics. (3) EIA/JEDEC STANDARD Test board (76. x 4.3 x.6mm, FR-4) mounting. Do not exceed Power dissipation: P D in which power dissipation in IC is shown by the absolute maximum rating. See Figure Power Dissipation Curve when ambient temperature is over 5 C. 7 Figure.Power Dissipation Derating Curve 6 Power Dissipation Pd [mw] 5 4 3 -layers 4-layers 5 5 75 5 5 Ambient Temperature Ta [ºC] RECOMMENDED OPERATING CONDITION(Ta=5 C) PARAMETER SYMBOL UNIT Supply Voltage V + - V - +.4 to +5.5 V - - ver.
NJU777 ELECTRICAL CHARACTERISTICS, V - =V, V ICM =.5V,, unless otherwise noted. SYMBO PARAMETER TEST CONDITION MIN. TYP. MAX. UNIT L INPUT CHARACTERISTICS Input Offset Voltage V IO Ta=5.4.5 mv Ta= - 4 to 5.8 mv Input Offset Voltage Drift ΔV IO / T Ta= - 4 to 5.5 3 uv/ Input Bias Current I B pa Input Offset Current I IO pa Open Loop Gain A V R L =kω to.5v db Common Mode Rejection Ratio CMR V ICM =V to 5V 7 9 db Common Mode Input Voltage Range V ICM CMR 7dB 5 V Common Mode Input Resistance R ICM GΩ Differential Mode Input Resistance R IDM GΩ Input Capacitance C IN pf OUTPUT CHARACTERISTICS High-level Output Voltage Low-level Output Voltage V OH V OL R L =kω to.5v 4.95 4.99 V R L =6Ω to.5v 4.9 4.95 V R L =kω to.5v 7 4 mv R L =6Ω to.5v 35 8 mv Short-circuit Output Currrent I SC Short to V+ 7 Short to V- 7 ma Output Resistance R O 95 Ω AC CHARACTERISTICS Gain Bandwidth Product Phase Margin Gain Margin Slew Rate Equivalent Input Noise Voltage Total Harmonic Distortion + Noise POWER SUPPLY GBP φ M G M SR e n THD Gv=6dB,Rs=5Ω,RL=kΩ to.5v, C L =pf,f=mhz Gv=4dB,Rs=5Ω,RL=kΩ to.5v, C L =pf Gv=4dB,Rs=5Ω,RL=kΩ to.5v, C L =pf Gv=4dB(Non-Inverting Amplifier) Rs=5Ω,Rf=kΩ,C L =pf,v IN =.4Vpp 34 MHz 6 deg db 8 35 V/us f=khz 6 f=khz 5 Gv=4dB(Non-Inverting Amplifier) Rs=5Ω,Rf=kΩ,,Vo=Vpp,f=kHz nv/ Hz.6 % Supply Voltage Rejection Ratio SVR V + =.4V to 5.5V 78 98 db Supply Current Icc No Signal 3.8 4.5 ma (Note) Applied circuit voltage gain is desired to operate above 4dB(5V/ V). ver. - 3 -
NJU777, V - =V, V ICM =.V,, unless otherwise noted. SYMBO PARAMETER TEST CONDITION MIN. TYP. MAX. UNIT L INPUT CHARACTERISTICS Input Offset Voltage V IO Ta=5.4.5 mv Ta= - 4 to 5.8 mv Input Offset Voltage Drift ΔV IO / T Ta= - 4 to 5.7 3.5 uv/ Input Bias Current I B pa Input Offset Current I IO pa Open Loop Gain A V R L =kω to.v db Common Mode Rejection Ratio CMR V ICM =V to.4v 63 86 db Common Mode Input Voltage Range V ICM CMR 63dB.4 V Common Mode Input Resistance R ICM GΩ Differential Mode Input Resistance R IDM GΩ Input Capacitance C IN pf OUTPUT CHARACTERISTICS High-level Output Voltage Low-level Output Voltage V OH V OL R L =kω to.v.35.4 V R L =6Ω to.v.3.38 V R L =kω to.v.5 4 mv R L =6Ω to.v 6 6 mv Short-circuit Output Currrent I SC Short to V+ 6 8 Short to V- 35 6 ma Output Resistance R O Ω AC CHARACTERISTICS Gain Bandwidth Product Phase Margin Gain Margin Slew Rate Equivalent Input Noise Voltage Total Harmonic Distortion + Noise POWER SUPPLY GBP φ M G M SR e n THD Gv=6dB,Rs=5Ω,RL=kΩ to.v, C L =pf,f=mhz Gv=4dB,Rs=5Ω,RL=kΩ to.v, C L =pf Gv=4dB,Rs=5Ω,RL=kΩ to.v, C L =pf Gv=4dB(Non-Inverting Amplifier) Rs=5Ω,Rf=kΩ,C L =pf,v IN =.4Vpp 4 MHz 6 deg db 7 3 V/us f=khz 6 f=khz 5 Gv=4dB(Non-Inverting Amplifier) Rs=5Ω,Rf=kΩ,Vo=Vpp,f=kHz nv/ Hz. % Supply Voltage Rejection Ratio SVR V + =.4V to 5.5V 78 98 db Supply Current Icc No Signal 3.4 4. ma (Note) Applied circuit voltage gain is desired to operate above 4dB(5V/ V). - 4 - ver.
NJU777 8 Gain/Phase vs. Frequency, V - =V, Gv=6dB, Rs=5Ω, R L =kω, C L =pf 8 Gain/Phase vs. Frequency, V - =V, Gv=6dB, Rs=5Ω, R L =kω, C L =pf 6 Gain 6 Gain Gain [db] 4 Phase Ta=-4ºC Ta=-4ºC -6 Phase [deg] Gain [db] 4 Phase Ta=-4ºC Ta=-4ºC -6 Phase [deg] -4 k k k M M M Frequency [Hz] -8-4 k k k M M M Frequency [Hz] -8 8 Gain/Phase vs. Frequency, V - =V, Gv=6dB, Rs=5Ω, R L =kω, 8 Gain/Phase vs. Frequency,V - =V Gv=6dB, Rs=5Ω, R L =kω, 6 Gain 6 Gain Gain [db] 4 Phase -6 Phase [deg] Gain [db] 4 Phase -6 Phase [deg] - C L =pf - C L =pf - C L =pf - C L =3pF - C L =pf - C L =pf - C L =pf - C L =3pF -4 k k k M M M Frequency [Hz] -8-4 k k k M M M Frequency [Hz] -8 5 GBW vs. Temperature Gv=6dB, Rs=5Ω, R L =kω, C L =pf 5 Unity Gain Frequency vs. Temperature Gv=6dB, Rs=5Ω, R L =kω, C L =pf Gain Bandwidth Product [MHz] 4 3 Unity Gain Frequency [MHz] 4 3-5 5 5 5 75 5 5-5 5 5 5 75 5 5 ver. - 5 -
NJU777 Phase Margin [deg] 9 8 7 6 5 4 3 Phase Margin vs. Temperature Gv=4dB, Rs=5Ω, R L =kω, C L =pf -5 5 5 5 75 5 5 Gain Margin [db] 3 8 6 4 8 6 4 Gain Margin vs. Temperature Gv=4dB, Rs=5Ω, R L =kω, C L =pf -5 5 5 5 75 5 5.5V/div Pulse Response, V - =V, V IN =.4Vpp, R S =5Ω, R F =kω, C L =pf Ta=-4ºC Input Output.5.5 -.5 - -.5.5-3 -3.5-4.5V/div Pulse Response, V - =V, V IN =.4Vpp, R S =5Ω, R F =kω, C L =pf Ta=-4ºC Input Output.5.5 -.5 - -.5.5-3 -3.5-4.µs/div.µs/div Pulse Response, V - =V, V IN =.4Vpp, R S =5Ω, R F =kω,.5 Pulse Response, V - =V, V IN =.4Vpp, R S =5Ω, R F =kω,.5 Input.5 Input.5.5V/div C L = pf -.5 - -.5.5V/div C L =3pF -.5 - -.5 C L =3pF C L =pf Output.5-3 -3.5 C L = pf C L =pf Output.5-3 -3.5-4 -4.µs/div.µs/div - 6 - ver.
NJU777 6 Slew Rate vs. Temperature, V - =V, V IN =.4Vpp, R S =5Ω, R F =kω, C L =pf 6 Slew Rate vs. Temperature, V - =V, V IN =.4Vpp, R S =5Ω, R F =kω, C L =pf 5 Fall 5 Rise Slew Rate [V/µs] 4 3 Rise Slew Rate [V/µs] 4 3 Fall -5 5 5 5 75 5 5-5 5 5 5 75 5 5 THD+N vs. Output Voltage, V - =V, Gv=4dB, R F =kω, THD+N vs. Output Voltage, V - =V, Gv=4dB, R F =kω, THD+N [%].. f=hz THD+N [%].. f=hz f=khz. f=khz. f=khz f=khz... Output Voltage [Vpp]... Output Voltage [Vpp] 6 Voltage Noise vs. Frequency R S =Ω, R F =kω, Input Offset Voltage vs. Supply Voltage Equivalent Input Noise Voltage [nv/ Hz] 5 4 3.5.5 -.5 - -.5 Ta=-4ºC k k k Frequency [Hz] 3 4 5 6 7 Supply Voltage [V] ver. - 7 -
NJU777 % Input Offset Voltage Distribution, V - =V,, n=4 % Input Offset Voltage Distribution, V - =V,, n=4 5% 5% Percent of Amplifiers % 5% Percent of Amplifiers % 5% % -.5 -. -.9 -.6 -.3.3.6.9..5 % -.5 -. -.9 -.6 -.3.3.6.9..5 5% Input Offset Voltage Drift Distribution, V - =V, Ta=-4ºC to 5ºC, n=7 5% Input Offset Voltage Drift Distribution, V - =V, Ta=-4ºC to 5ºC, n=7 % % Percent of Amplifiers 5% % 5% Percent of Amplifiers 5% % 5% %.4 -.6 -.8..8.6.4 3. Input Offset Voltage Drift [µv/ºc] %.4 -.6 -.8..8.6.4 3. Input Offset Voltage Drift [µv/ºc] Input Offset Voltage vs. Temperature N=48, V - =V, V ICM =.5V Input Offset Voltage vs. Temperature N=48, V - =V V ICM =.V.5.5.5 -.5 -.5 -.5 - -.5 -.5-5 5 5-5 5 5-8 - ver.
NJU777 Input Offset Voltage vs. Common Mode Input Voltage, V - =V.5 Input Offset Voltage vs. Common Mode Input Voltage, V - =V.5.5 -.5 - Ta=-4ºC.5 -.5 - Ta=-4ºC -.5-3 4 5 6 Common Mode Input Voltage [V] -.5-3 Common Mode Input Voltage [V] 4 CMR vs. Temperature 4 Gain vs. Temperature Common Mode Rejection Ratio [db] 8 6 4 Voltage Gain [db] 8 6 4-6 -3 3 6 9 5-6 -3 3 6 9 5 4 Supply Current vs. Supply Voltage 4 Supply Current vs. Temperature Supply Current [ma] 3 Ta=-4ºC Supply Current [ma] 3 3 4 5 6 7 Supply Voltage [V] -6-3 3 6 9 5 ver. - 9 -
NJU777 5. Output Voltage vs. Output Current, V - =V.4 Output Voltage vs. Output Current, V - =V Output Voltage [V] 4. 3... Ta=-4ºC Ta=-4ºC Output Voltage [V]..6..8.4 Ta=-4ºC Ta=-4ºC 3 6 9 5 Output Current [ma] 4 6 8 Output Current [ma] Output Voltage [V].5.5.5 -.5 - -.5.5 Output Voltage vs. Load Resistance V + /V - =±.5V V + /V - =±.V k k Load Resistance [Ω] - - ver.
NJU777 PACKAGE DIMENSIONS.9±. ~5 5.9±. 4 +..6 -..MIN.8±..6 3.95±..6MAX +..-.3.4±...MAX.±. [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. - -