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OPA2197IDGKT Datasheet(PDF) 7 Page - Texas Instruments |
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OPA2197IDGKT Datasheet(HTML) 7 Page - Texas Instruments |
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7 / 39 page  7 OPA197, OPA2197, OPA4197 www.ti.com SBOS737A – JANUARY 2016 – REVISED JULY 2016 Product Folder Links: OPA197 OPA2197 OPA4197 Submit Documentation Feedback Copyright © 2016, Texas Instruments Incorporated 6.7 Electrical Characteristics: VS = ±4 V to ±18 V (VS = 8 V to 36 V) at TA = 25°C, VCM = VOUT = VS / 2, and RLOAD = 10 kΩ connected to VS / 2, (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT OFFSET VOLTAGE VOS Input offset voltage VS = ±18 V ±25 ±250 µV TA = 0°C to 85°C ±30 ±350 TA = –40°C to +125°C ±50 ±400 VCM = (V+) – 1.5 V ±10 ±250 TA = 0°C to 85°C ±25 ±350 TA = –40°C to +125°C ±50 ±500 dVOS/dT Input offset voltage drift VS = ±18 V, VCM = (V+) – 3 V TA = –40°C to +125°C ±0.5 ±2.5 µV/°C VS = ±18 V, VCM = (V+) – 1.5 V ±0.8 ±4.5 PSRR Power-supply rejection ratio TA = –40°C to +125°C ±1 ±3 µV/V INPUT BIAS CURRENT IB Input bias current ±5 ±20 pA TA = –40°C to +125°C ±5 nA IOS Input offset current ±2 ±20 pA TA = –40°C to +125°C ±2 nA NOISE En Input voltage noise (V–) – 0.1 V < VCM < (V+) – 3 V f = 0.1 Hz to 10 Hz 1.30 µVPP (V+) – 1.5 V < VCM < (V+) + 0.1 V f = 0.1 Hz to 10 Hz 4 en Input voltage noise density (V–) – 0.1 V < VCM < (V+) – 3 V f = 100 Hz 10.5 nV/ √Hz f = 1 kHz 5.5 (V+) – 1.5 V < VCM < (V+) + 0.1 V f = 100 Hz 32 f = 1 kHz 12.5 in Input current noise density f = 1 kHz 1.5 fA/ √Hz INPUT VOLTAGE VCM Common-mode voltage range (V–) – 0.1 (V+) + 0.1 V CMRR Common-mode rejection ratio VS = ±18 V, (V–) – 0.1 V < VCM < (V+) – 3 V 120 140 dB TA = –40°C to +125°C 110 126 VS = ±18 V, (V+) – 1.5 V < VCM < (V+) 100 120 TA = –40°C to +125°C 80 100 VS = ±18 V, (V+) – 3 V < VCM < (V+) – 1.5 V See Typical Characteristics INPUT IMPEDANCE ZID Differential 100 || 1.6 MΩ || pF ZIC Common-mode 1 || 6.4 1013Ω || pF OPEN-LOOP GAIN AOL Open-loop voltage gain VS = ±18 V, (V–) + 0.6 V < VO < (V+) – 0.6 V, RLOAD = 2 kΩ 120 134 dB TA = –40°C to +125°C 110 126 VS = ±18 V, (V–) + 0.3 V < VO < (V+) – 0.3 V, RLOAD = 10 kΩ 120 143 TA = –40°C to +125°C 110 134 |
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