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OPA4684IDBW Datasheet(PDF) 5 Page - Texas Instruments |
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OPA4684IDBW Datasheet(HTML) 5 Page - Texas Instruments |
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5 / 32 page  OPA4684M QUAD LOW POWER CURRENT FEEDBACK OPERATIONAL AMPLIFIER SGLS145B − AUGUST 2003 − REVISED FEBRUARY 2004 5 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics, VS = 5 V, RF = 1 kΩ, RL = 100 Ω, G = +2 (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT AC Performance (See Figure 41) Small signal bandwidth (V = G = +1, RF = 1.3 kΩ 140 Small signal bandwidth (VO = 0.5 Vp-p) G = +10, RF = 1.3 kΩ 90 MHz 0.5 Vp-p) G = +20, RF = 1.3 kΩ 75 MHz Large signal bandwidth VO = 2 V, G = +2 86 MHz Slew rate VO = 0.5 V step, G = +2 4.3 ns Rise and fall time VO = 2 V step, G = +2 5.3 ns Differential gain VO = 1.4 V, G = +2, RL = 150 Ω , NTSC 0.04% Differential phase VO = 1.4 V, G = +2, RL = 150 Ω , NTSC 0.07 ° All hostile cross talk, input referred 3 channels driven at 5 MHz, VI = 1 V, 4th channel measured −52 dB DC Performance (see Note 2) Open-loop transimpedance VO = VS/2, RL = 1 kΩ to VS/2 TA = 25°C 160 355 k Ω Open-loop transimpedance gain, ZOL VO = VS/2, RL = 1 kΩ to VS/2 TA = −55°C to 125°C 153 k Ω TA = 25°C ±1 ±3.5 Input offset voltage VCM = VS/2 TA = −55°C to 85°C ±4.3 mV Input offset voltage VCM = VS/2 TA = 125°C ±5.0 mV Non-inverting input bias current VCM = VS/2 TA = 25°C ±5 ±13 A Non-inverting input bias current VCM = VS/2 TA = −55°C to 125°C ±15 µA Inverting input bias current VCM = VS/2 TA = 25°C ±5 ±13 A Inverting input bias current VCM = VS/2 TA = −55°C to 125°C ±16 µA Input Least positive input voltage TA = 25°C 1.25 1.32 V Least positive input voltage (see Note 3) TA = −55°C to 125°C 1.38 V Most positive input voltage (see TA = 25°C 3.68 3.75 V Most positive input voltage (see Note 3) TA = −55°C to 125°C 3.62 V Common-mode rejection ratio, TA = 25°C 51 58 Common-mode rejection ratio, CMRR VCM = VS/2 TA = −55°C to 85°C 50 dB CMRR VCM = VS/2 TA = 125°C 49 dB Noninverting input impedance 50 k Ω Noninverting input impedance 1 pF Inverting input resistance, RI Open-loop 5 Ω Output Most positive output voltage RL = 1 kΩ to VS/2 TA = 25°C 3.9 4.10 V Most positive output voltage RL = 1 kΩ to VS/2 TA = −55°C to 125°C 3.8 V Least positive output voltage RL = 1 kΩ to VS/2 TA = 25°C 0.9 1.1 V Least positive output voltage RL = 1 kΩ to VS/2 TA = −55°C to 125°C 1.2 V Current output, sourcing VO = VS/2 TA = 25°C 62 80 mA Current output, sourcing VO = VS/2 TA = −55°C to 125°C 55 mA Current output, sinking VO = VS/2 TA = 25°C −52 −70 mA Current output, sinking VO = VS/2 TA = −55°C to 125°C −45 mA Closed-loop output impedance G = +2, f = 100 kHz 0.006 Ω |
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