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OPA2141 Datasheet(PDF) 4 Page - Texas Instruments |
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OPA2141 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 25 page OPA141 OPA2141 OPA4141 SBOS510B – MARCH 2010 – REVISED MAY 2010 www.ti.com ELECTRICAL CHARACTERISTICS: VS = +4.5V to +36V; ±2.25V to ±18V Boldface limits apply over the specified temperature range, TA = –40°C to +125°C. At TA = +25°C, RL = 2kΩ connected to midsupply, VCM = VOUT = midsupply, unless otherwise noted. OPA141, OPA2141, OPA4141 PARAMETER CONDITIONS MIN TYP MAX UNIT OFFSET VOLTAGE Offset Voltage, RTI VOS VS = ±18V ±1 ±3.5 mV Over Temperature VS = ±18V ±4.3 mV Drift dVOS/dT VS = ±18V ±2 ±10 mV/°C vs Power Supply PSRR VS = ±2.25V to ±18V ±0.14 ±2 mV/V xxxOver Temperature VS = ±2.25V to ±18V ±4 mV/V INPUT BIAS CURRENT Input Bias Current IB ±2 ±20 pA Over Temperature ±5 nA Input Offset Current IOS ±2 ±20 pA Over Temperature ±1 nA NOISE Input Voltage Noise f = 0.1Hz to 10Hz 250 nVPP f = 0.1Hz to 10Hz 42 nVRMS Input Voltage Noise Density en f = 10Hz 12 nV/ √Hz f = 100Hz 6.5 nV/ √Hz f = 1kHz 6.5 nV/ √Hz Input Current Noise Density in f = 1kHz 0.8 fA/ √Hz INPUT VOLTAGE RANGE Common-Mode Voltage Range VCM (V–) –0.1 (V+)–3.5 V VS = ±18V, VCM = (V–) –0.1V Common-Mode Rejection Ratio CMRR 120 126 dB to (V+) – 3.5V VS = ±18V, VCM = (V–) –0.1V Over Temperature 120 dB to (V+) – 3.5V INPUT IMPEDANCE Differential 1013 || 8 Ω || pF Common-Mode VCM = (V–) –0.1V to (V+) –3.5V 1013 || 6 Ω || pF OPEN-LOOP GAIN Open-Loop Voltage Gain AOL VO = (V–)+0.35V to (V+)–0.35V, RL = 2kΩ 114 126 dB Over Temperature VO = (V–)+0.35V to (V+)–0.35V, RL = 2kΩ 108 dB FREQUENCY RESPONSE Gain Bandwidth Product BW 10 MHz Slew Rate 20 V/ms Settling Time, 12-bit (0.024) 880 ns THD+N 1kHz, G = 1, VO = 3.5VRMS 0.00005 % Overload Recovery Time 600 ns 4 Copyright © 2010, Texas Instruments Incorporated Product Folder Link(s): OPA141 OPA2141 OPA4141 |
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