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MAX4074 Datasheet(PDF) 3 Page - Maxim Integrated Products |
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MAX4074 Datasheet(HTML) 3 Page - Maxim Integrated Products |
3 / 20 page Micropower, SOT23, Rail-to-Rail, Fixed-Gain, GainAmp/Open-Loop Op Amps _______________________________________________________________________________________ 3 ELECTRICAL CHARACTERISTICS—MAX4076/MAX4077/MAX4078 (VCC = +2.5V to +5.5V, VEE = 0, VIN+ = VIN- = VCC/2, RL = ∞ to VCC/2, TA = TMIN to TMAX, unless otherwise noted. Typical values are at VCC = +5V and TA = +25°C.) (Note 1) ELECTRICAL CHARACTERISTICS—MAX4074/MAX4075 (continued) (VCC = +2.5V to +5.5V, VEE = 0, VIN+ = VIN- = VCC/2, RL = ∞ to VCC/2, TA = TMIN to TMAX, unless otherwise noted. Typical values are at VCC = +5V and TA = +25°C.) (Note 1) 90 80 90 -3dB Bandwidth BW (-3dB) 120 kHz AV = +3V/V AV = +5V/V AV = +10V/V AV = +25V/V 200 AV = +1.25V/V Input Noise Current Density 500 fA/ √Hz Capacitive Load Stability CLOAD 500 pF DC Gain Accuracy 0.01 1.0 % f = 5kHz No sustained oscillations PARAMETER SYMBOL MIN TYP MAX UNITS Power-Up Time 9 ms Slew Rate SR 100 V/ms Settling Time (to 0.01%) 60 µs Input Voltage Noise Density en 150 nV/ √Hz CONDITIONS Output settling to 1% VOUT = 4V step VOUT = 4V step f = 5kHz (Note 5) 1.2 TA = +25°C (VEE + 25mV) < VOUT < (VCC - 25mV), RL = 1M Ω (Note 6) TA = TMIN to TMAX Supply Current (per amplifier) ICC 40 55 µA VCC = 3V PARAMETER SYMBOL MIN TYP MAX UNITS Input Bias Current (Note 2) IIBIAS 1200 pA Input Offset Voltage Drift 1.5µV µV/°C Power-Supply Rejection Ratio PSRR 70 95 dB Supply Voltage Range VCC 2.5 5.5 V 80 93 45 60 Input Offset Voltage VOS 1.2 3.5mV mV Closed-Loop Output Impedance ROUT 0.2 Ω 4.5 Output Short-Circuit Current 20 mA 80 117 Large-Signal Voltage Gain AVOL dB 0.25V < VOUT < (VCC - 0.3V), RL = 5k Ω 80 95 Common-Mode Input Voltage Range IVR 0.25V < VOUT < (VCC - 0.3V), RL = 10k Ω CONDITIONS AV = +1V/V Shorted to VCC Shorted to VEE 0.15 VCC - 1.2 VCC = 2.5V to 5.5V V Guaranteed by CMRR Guaranteed by PSRR test VCC = 5V 0.05V < VOUT < (VCC - 0.1V), RL = 1M Ω RL = 1M Ω Input Offset Current IOS ±0.4 pA Common-Mode Rejection Ratio CMRR 70 95 dB (VCC - 1.2V) ≥ VCM ≥ -0.15V |
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