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OPA863 Datasheet(PDF) 7 Page - Texas Instruments |
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OPA863 Datasheet(HTML) 7 Page - Texas Instruments |
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7 / 24 page  7 OPA2863 www.ti.com SBOS982A – JUNE 2020 – REVISED JUNE 2020 Product Folder Links: OPA2863 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated (1) Based on electrical characterization of 32 devices. Typical specifications are ±1sigma. 7.5 Electrical Characteristics: 10 V at VS+ = 5 V, VS– = –5 V, RF = 0 Ω for Gain =1, otherwise RF = 1 kΩ for other gains, CL = 1 pF, RL = 2 kΩ referenced to mid- supply, G = 1 V/V, input and output referenced to mid-supply, and TA ≈ 25°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT AC PERFORMANCE SSBW Small-signal bandwidth VOUT = 20 mVPP, G = 1, < 1 dB peaking 100 MHz GBWP Gain-bandwidth product 50 MHz LSBW Large-signal bandwidth VOUT = 2 VPP 17 MHz SR Slew rate VOUT = 2–V step, G = –1 100 V/µs Rise, fall time VOUT = 200–mV step 10 ns Settling time to 0.1% VOUT = 2–V step 60 ns Settling time to 0.01% VOUT = 2–V step 70 ns HD2 Second-order harmonic distortion f = 20 kHz, VOUT = 2 VPP –115 dBc HD3 Third-order harmonic distortion f = 20 kHz, VOUT = 2 VPP –130 dBc eN Input voltage noise 1/f corner at 30 Hz 5.9 nV/ √Hz iN Input current noise 0.4 pA/ √Hz zO Closed-loop output impedance f = 1 MHz 0.2 Ω DC PERFORMANCE AOL Open-loop voltage gain VO = ±2.5 V 110 130 dB VOS Input-referred offset voltage –1.5 ±0.3 1.5 mV Input offset voltage drift(1) TA = –40°C to +125°C –6 ±1.5 6 µV/°C Input bias current VCM = mid-supply 0.15 0.3 0.73 µA Input offset current -30 ±10 30 nA INPUT Input common-mode voltage range VS––0.2 VS++0.2 V CMRR Common-mode rejection ratio VCM=VS– – 0.2 V to VS+ + 0.2 V 110 dB VCM = VS– to VS+ – 1.4 V 120 Input impedance common-mode 650 || 0.8 MΩ || pF Input impedance differential mode 200 || 0.5 kΩ || pF OUTPUT VOL Output voltage, low VS–+0.2 VS–+0.2 V VOH Output voltage, high VS+–0.2 VS+–0.2 V Linear output drive (sourcing/sinking) VOUT = ±2.5 V, ΔVIO < 1 mV 30 mA Short-circuit current 40 mA POWER SUPPLY IQ Quiescent current per amplifier TA ≈ 25°C 720 970 µA PSRR Power-supply rejection ratio ΔVS = 2 V 120 dB POWER DOWN (Pin Must be Driven) Enable voltage threshold Specified on above VS+–0.5 V 4.5 V Disable voltage threshold Specified off below VS+–1.5 V 3.5 V Power-down quiescent current per channel PD ≤ VS+–1.5 V 0.5 1.5 µA Turn-on/off time delay 10 µs AUXILIARY INPUT STAGE Gain-bandwidth product 50 MHz Input voltage noise 5.9 nV/ √Hz Input-referred offset voltage –1.5 ±0.3 1.5 mV |
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