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OPA657 Datasheet(PDF) 4 Page - Texas Instruments |
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OPA657 Datasheet(HTML) 4 Page - Texas Instruments |
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4 / 35 page  THS4631 SLOS451B – DECEMBER 2004 – REVISED AUGUST 2011 www.ti.com ELECTRICAL CHARACTERISTICS VS = ±15 V, RF = 499 Ω, RL = 1 kΩ, and G = 2 (unless otherwise noted) TYP OVER TEMPERATURE PARAMETER TEST CONDITIONS 0 °C to –40°C to MIN/ 25 °C 25 °C UNITS 70 °C 85 °C MAX AC PERFORMANCE G = 1, RF = 0 Ω, VO = 200 mVPP 325 G = 2, RF = 499 Ω, VO = 200 mVPP 105 Small signal bandwidth, -3 dB MHz G = 5, RF = 499 Ω, VO = 200 mVPP 55 G = 10, RF = 499 Ω, VO = 200 mVPP 25 Gain bandwidth product G > 20 210 MHz 0.1 dB bandwidth flatness G = 2, RF = 499 Ω, CF = 8.2 pF 38 MHz Large-signal bandwidth G = 2, RF = 499 Ω, VO = 2 VPP 105 MHz G = 2, RF = 499 Ω, VO = 2-V step 550 Slew rate G = 2, RF = 499 Ω, VO = 10-V step 900 V/ µs G = 5, RF = 499 Ω, VO = 10-V step 1000 Rise and fall time 2-V step 5 ns 0.1%, G = -1, VO = 2-V step, CF = 4.7 pF 40 Settling time ns 0.01%, G = -1, VO = 2-V step, CF = 4.7 pF 190 HARMONIC DISTORTION RL = 100 Ω -65 Second harmonic distortion dBc G = 2, RL = 1 k Ω -76 VO = 2 VPP, RL = 100 Ω -62 f = 5 MHz Third harmonic distortion dBc RL = 1 kΩ -94 Input voltage noise f > 10 kHz 7 nV/ √Hz Input current noise f > 10 kHz 20 fA/ √Hz DC PERFORMANCE Open-loop gain RL = 1 kΩ 80 70 65 65 dB Min Input offset voltage(1) 260 500 1600 2000 µV Max VCM = 0 V Average offset voltage drift(1) 25 °C to 85°C ±2.5 ±10 ±12 ±12 µV/°C Max Input bias current 50 100 1500 2000 pA Max VCM = 0 V Input offset current 25 100 700 1000 pA Max INPUT CHARACTERISTICS -12.5 to Common-mode input range -13 to 12 -12 to 11 -9 to 11 V Min 11.5 Common-mode rejection ratio VCM = 10 V 95 86 80 80 dB Min Differential input resistance Ω || pF 109 || 3.9 Common-mode input resistance Ω || pF 109 || 3.9 OUTPUT CHARACTERISTICS RL = 100 Ω ±11 ±10 ±9.5 ±9.5 Output voltage swing V Min RL = 1 kΩ ±13.5 ±13 ±12.8 ±12.8 Static output current (sourcing) RL = 20 Ω 98 90 85 80 mA Min Static output current (sinking) RL = 20 Ω 95 85 80 80 mA Min Closed loop output impedance G = 1, f = 1 MHz 0.1 Ω POWER SUPPLY ±15 ±16.5 ±16.5 ±16.5 V Max Specified operating voltage ±5 ±4 ±4 ±4 V Min Maximum quiescent current 11.5 13 14 14 mA Max Minimum quiescent current 11.5 10 9 9 mA Min Power supply rejection (PSRR +) VS+ = 15.5 V to 14.5 V, VS– = 15 V 95 85 80 80 dB Min Power supply rejection (PSRR –) VS+ = 15 V, VS– = -15.5 V to -14..5 V 95 85 80 80 dB Min (1) Input offset voltage is 100% tested at 25 °C. It is specified by characterization and simulation over the listed temperature range. 4 Copyright © 2004–2011, Texas Instruments Incorporated |
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