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OPA2890IDGST Datasheet(PDF) 5 Page - Texas Instruments |
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OPA2890IDGST Datasheet(HTML) 5 Page - Texas Instruments |
5 / 35 page www.ti.com ELECTRICAL CHARACTERISTICS: VS = +5V OPA2890 SBOS364A – DECEMBER 2007 – REVISED DECEMBER 2007 At RF = 0Ω, G = +1V/V, and RL = 100Ω, unless otherwise noted. OPA2890ID, IDGS TYP MIN/MAX OVER TEMPERATURE 0 °C to –40 °C to MIN/ TEST PARAMETER CONDITIONS +25 °C +25 °C(2) +70 °C(3) +85 °C(3) UNITS MAX LEVEL (1) AC PERFORMANCE Small-signal bandwidth G = +1V/V, VO = 100mVPP, RF = 0Ω 210 MHz typ C G = +2V/V, VO = 100mVPP 90 55 45 40 MHz min B G = +10V/V, VO = 100mVPP 12 8 6.8 6.3 MHz min B Gain bandwidth product G > +20V/V 120 85 70 68 MHz min B Bandwidth for 0.1dB flatness G = +2V/V, VO = 100mVPP 15 MHz typ C Peaking at a gain of +1V/V VO < 100mVPP 0.2 dB typ C Large-signal bandwidth G = +2V/V, VO = 2VPP 100 MHz typ C Slew rate G = +2V/V, VO = 2V step 350 250 200 175 V/ µs min B Rise-and-fall time 0.2V step 3.8 ns typ C Settling time to 0.02% G = +1V/V, VO = 2V step 18 ns typ C Settling time to 0.1% 12 ns typ C Harmonic distortion G = +2V/V, f = 1MHz, VO = 2VPP 2nd harmonic RL = 200Ω 80 71 68 67 dBc max B RL ≥ 500Ω 87 75 71 70 dBc max B 3rd harmonic RL = 200Ω 83 79 77 76 dBc max B RL ≥ 500Ω 86 83 81 80 dBc max B Input voltage noise f > 100kHz 8.1 9.1 10.1 11.1 nV/ √Hz max B Input current noise f > 100kHz 1.1 1.4 1.7 2.0 pA/ √Hz max B Differential gain G = +2V/V, VO = 1.4VPP, RL = 150Ω 0.06 % typ C Differential phase G = +2V/V, VO = 1.4VPP, RL = 150Ω 0.04 ° typ C Channel-to-channel crosstalk f = 5MHz, Input-referred -68 dB typ C DC PERFORMANCE (4) Open-loop voltage gain (AOL) VO = VS/2, RL = 100Ω 60 55 54 52 dB min A Input offset voltage VCM = VS/2 ±2 ±5 ±6.6 ±7.1 mV max A Average offset voltage drift VCM = VS/2 ±35 ±35 µV/°C max B Input bias current VCM = VS/2 ±0.1 ±1.7 ±1.9 ±2.1 µA max A Average input bias current drift VCM = VS/2 ±5 ±6 nA/ °C max B Input offset current VCM = VS/2 ±70 ±400 ±500 ±550 nA max A Average input offset current drift VCM = VS/2 ±2.5 ±2.5 nA/ °C max B INPUT Most positive input voltage (5) +4 +3.8 +3.75 +3.7 V min A Least positive input voltage (5) +1 +1.2 +1.2 +1.3 V max A Common-mode rejection ratio (CMRR) VCM = VS/2, Input-referred 65 59 56 55 dB min A Input impedance Differential VCM = VS/2 190 || 0.6 k Ω || pF typ C Common-mode VCM = VS/2 3.2 || 0.9 M Ω || pF typ C OUTPUT Most positive output voltage No load +4.1 +3.9 +3.85 +3.8 V min A RL = 100Ω +3.9 +3.75 +3.7 +3.65 V min A Least positive output voltage No load +0.9 +1.1 +1.15 +1.2 V max A RL = 100Ω +1.1 +1.35 +1.4 +1.45 V max A Output current: sourcing, sinking VO = VS/2 ±35 ±30 ±28 ±25 mA min A Short-circuit output current Output shorted to ground ±65 mA typ C Closed-loop output impedance G = +2V/V, f = 100kHz 0.04 Ω typ C (1) Test levels: (A) 100% tested at +25 °C. Over temperature limits set by characterization and simulation. (B) Limits set by characterization and simulation. (C) Typical value only for information. (2) Junction temperature = ambient for +25 °C tested specifications. (3) Junction temperature = ambient at low temperature limit; junction temperature = ambient +2 °C at high temperature limit for over temperature specifications. (4) Current is considered positive out-of-node. VCM is the input common-mode voltage. (5) Tested < 3dB below minimum specified CMRR at ±CMIR limits Copyright © 2007, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): OPA2890 |
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