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OPA4374AIDR Datasheet(PDF) 3 Page - Texas Instruments |
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OPA4374AIDR Datasheet(HTML) 3 Page - Texas Instruments |
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3 / 37 page  OPA373, OPA2373 OPA374 OPA2374, OPA4374 SBOS279E − SEPTEMBER 2003 − REVISED MAY 2008 www.ti.com 3 ELECTRICAL CHARACTERISTICS: VS = +2.7V to +5.5V Boldface limits apply over the specified temperature range, TA = −40°C to +125°C. At TA = +25°C, RL = 10kΩ connected to VS/2, and VOUT = VS/2, unless otherwise noted. OPA373, OPA2373, OPA374, OPA2374, OPA4374 PARAMETER CONDITIONS MIN TYP MAX UNIT OFFSET VOLTAGE Input Offset Voltage VOS VS = 5V 1 5 mV over Temperature 6.5 mV Drift dVOS/dT 3 µV/°C vs Power Supply PSRR VS = 2.7V to 5.5V, VCM < (V+) − 2V 25 100 µV/V over Temperature VS = 2.7V to 5.5V, VCM < (V+) − 2V 150 µV/V Channel Separation, DC 0.4 µV/V f = 1kHz 128 dB INPUT VOLTAGE RANGE Common-Mode Voltage Range VCM (V−) − 0.2 (V+) + 0.2 V Common-Mode Rejection Ratio CMRR (V−) − 0.2V < VCM < (V+) − 2V 80 90 dB over Temperature (V−) − 0.2V < VCM < (V+) − 2V 70 dB VS = 5.5V, (V−) − 0.2V < VCM < (V+) + 0.2V 66 dB over Temperature VS = 5.5V, (V−) − 0.2V < VCM < (V+) + 0.2V 60 dB INPUT BIAS CURRENT Input Bias Current IB ±0.5 ±10 pA Input Offset Current IOS ±0.5 ±10 pA INPUT IMPEDANCE Differential 1013 3 Ω pF Common-Mode 1013 6 Ω pF NOISE VCM < (V+) − 2V Input Voltage Noise, f = 0.1Hz to 10Hz 10 µVPP Input Voltage Noise Density, f = 10kHz en 15 nV/ √Hz Input Current Noise Density, f = 10kHz in 4 fA/ √Hz OPEN-LOOP GAIN Open-Loop Voltage Gain AOL VS = 5V, RL = 100kΩ, 0.025V < VO < 4.975V 94 110 dB over Temperature VS = 5V, RL = 100kΩ, 0.025V < VO < 4.975V 80 dB VS = 5V, RL = 5kΩ, 0.125V < VO < 4.875V 94 106 dB over Temperature VS = 5V, RL = 5kΩ, 0.125V < VO < 4.875V 80 dB OUTPUT Voltage Output Swing from Rail RL = 100kΩ 18 25 mV over Temperature RL = 100kΩ 25 mV RL = 5kΩ 100 125 mV over Temperature RL = 5kΩ 125 mV Short-Circuit Current ISC See Typical Characteristics Capacitive Load Drive CLOAD See Typical Characteristics Open-Loop Output Impedance f = 1MHz, IO = 0 220 Ω FREQUENCY RESPONSE CL = 100pF Gain-Bandwidth Product GBW 6.5 MHz Slew Rate SR G = +1 5 V/ µs Settling Time, 0.1% tS VS = 5V, 2V Step, G = +1 1 µs 0.01% VS = 5V, 2V Step, G = +1 1.5 µs Overload Recovery Time VIN • Gain > VS 0.3 µs Total Harmonic Distortion + Noise THD+N VS = 5V, VO = 3VPP, G = +1, f = 1kHz 0.0013 % ENABLE/SHUTDOWN tOFF 3 µs tON 12 µs VL (shutdown) V− (V−) + 0.8 V VH (amplifier is active) (V−) + 2 V+ V Input Bias Current of Enable Pin 0.2 µA IQSD (per amplifier) < 0.5 1 µA |
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