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OP191GS-REEL7 Datasheet(PDF) 3 Page - Analog Devices |
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OP191GS-REEL7 Datasheet(HTML) 3 Page - Analog Devices |
3 / 24 page OP191/OP291/OP491 Rev. D | Page 3 of 24 SPECIFICATIONS ELECTRICAL SPECIFICATIONS @ VS = 3.0 V, VCM = 0.1 V, VO = 1.4 V, TA = 25°C, unless otherwise noted. Table 1. Parameter Symbol Conditions Min Typ Max Unit INPUT CHARACTERISTICS Offset Voltage OP191G VOS 80 500 μV −40°C ≤ TA ≤ +125°C 1 mV OP291G/OP491G VOS 80 700 μV −40°C ≤ TA ≤ +125°C 1.25 mV Input Bias Current IB 30 65 nA −40°C ≤ TA ≤ +125°C 95 nA Input Offset Current IOS 0.1 11 nA −40°C ≤ TA ≤ +125°C 22 nA Input Voltage Range 0 3 V Common-Mode Rejection Ratio CMRR VCM = 0 V to 2.9 V 70 90 dB −40°C ≤ TA ≤ +125°C 65 87 dB Large Signal Voltage Gain AVO RL = 10 kΩ, VO = 0.3 V to 2.7 V 25 70 V/mV −40°C ≤ TA ≤ +125°C 50 V/mV Offset Voltage Drift ∆VOS/∆T 1.1 μV/°C Bias Current Drift ∆IB/∆T 100 pA/°C Offset Current Drift ∆IOS/∆T 20 pA/°C OUTPUT CHARACTERISTICS Output Voltage High VOH RL = 100 kΩ to GND 2.95 2.99 V −40°C to +125°C 2.90 2.98 V RL = 2 kΩ to GND 2.8 2.9 V −40°C to +125°C 2.70 2.80 V Output Voltage Low VOL RL = 100 kΩ to V+ 4.5 10 mV −40°C to +125°C 35 mV RL = 2 kΩ to V+ 40 75 mV −40°C to +125°C 130 mV Short-Circuit Limit ISC Sink/source ±8.75 ±13.50 mA −40°C to +125°C ±6.0 ±10.5 mA Open-Loop Impedance ZOUT f = 1 MHz, AV = 1 200 Ω POWER SUPPLY Power Supply Rejection Ratio PSRR VS = 2.7 V to 12 V 80 110 dB −40°C ≤ TA ≤ +125°C 75 110 dB Supply Current/Amplifier ISY VO = 0 V 200 350 μA −40°C ≤ TA ≤ +125°C 330 480 μA DYNAMIC PERFORMANCE Slew Rate +SR RL = 10 kΩ 0.4 V/μs Slew Rate –SR RL = 10 kΩ 0.4 V/μs Full-Power Bandwidth BWP 1% distortion 1.2 kHz Settling Time tS To 0.01% 22 μs Gain Bandwidth Product GBP 3 MHz Phase Margin θO 45 Degrees Channel Separation CS f = 1 kHz, RL = 10 kΩ 145 dB NOISE PERFORMANCE Voltage Noise en p-p 0.1 Hz to 10 Hz 2 μV p-p Voltage Noise Density en f = 1 kHz 30 nV/√Hz Current Noise Density in 0.8 pA/√Hz |
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