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OPAx314-Q1 Datasheet(PDF) 11 Page - Texas Instruments |
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OPAx314-Q1 Datasheet(HTML) 11 Page - Texas Instruments |
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11 / 38 page  11 OPA314-Q1, OPA2314-Q1, OPA4314-Q1 www.ti.com SLOS896B – DECEMBER 2014 – REVISED JANUARY 2017 Product Folder Links: OPA314-Q1 OPA2314-Q1 OPA4314-Q1 Submit Documentation Feedback Copyright © 2014–2017, Texas Instruments Incorporated Electrical Characteristics (continued) at TA = 25°C, RL = 10 kΩ connected to VS / 2, VCM = VS / 2, and VOUT = VS / 2, VS = 1.8 V to 5.5 V, unless otherwise noted. The phrase overtemperature refers to values over the specified temperature range of TA = –40°C to 125°C. (1) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT (3) Signifies the slower value of the positive or negative slew rate. (4) Third-order filter; bandwidth = 80 kHz at –3 dB. INPUT CAPACITANCE CIN Differential VS = 5 V 1 pF Common-mode VS = 5 V 5 pF OPEN-LOOP GAIN AOL Open-loop voltage gain VS = 1.8 V, 0.2 V < VO < (V+) – 0.2 V, RL = 10 kΩ 90 115 dB VS = 5.5 V, 0.2 V < VO < (V+) – 0.2 V, RL = 10 kΩ 100 128 dB VS = 1.8 V, 0.5 V < VO < (V+) – 0.5 V, RL = 2 kΩ (2) 90 100 dB VS = 5.5 V, 0.5 V < VO < (V+) – 0.5 V, RL = 2 kΩ (2) 94 110 dB Open-loop voltage gain overtemperature VS = 5.5 V, 0.2 V < VO < (V+) – 0.2 V, RL = 10 kΩ 90 110 dB VS = 5.5 V, 0.5 V < VO < (V+) – 0.2 V, RL = 2 kΩ 100 dB Phase margin VS = 5 V, G = 1, RL = 10 kΩ 65 degrees FREQUENCY RESPONSE GBW Gain-bandwidth product VS = 1.8 V, RL = 10 kΩ, CL = 10 pF 2.7 MHz VS = 5 V, RL = 10 kΩ, CL = 10 pF 3 MHz SR Slew rate (3) VS = 5 V, G = 1 1.5 V/μs tS Settling time To 0.1%, VS = 5 V, 2-V step , G = 1 2.3 μs To 0.01%, VS = 5 V, 2-V step , G = 1 3.1 μs Overload recovery time VS = 5 V, VIN × Gain > VS 5.2 μs THD+N Total harmonic distortion + noise (4) VS = 5 V, VO = 1 VRMS, G = 1, f = 1 kHz, RL = 10 kΩ 0.001% OUTPUT VO Voltage output swing from supply rails VS = 1.8 V, RL = 10 kΩ 5 15 mV VS = 5.5 V, RL = 10 kΩ 5 20 mV VS = 1.8 V, RL = 2 kΩ 15 30 mV VS = 5.5 V, RL = 2 kΩ 22 40 mV Voltage output swing from supply rails overtemperature VS = 5.5 V, RL = 10 kΩ 30 mV VS = 5.5 V, RL = 2 kΩ 60 mV ISC Short-circuit current VS = 5 V ±20 mA RO Open-loop output impedance VS = 5.5 V, f = 100 Hz 570 Ω POWER SUPPLY VS Specified voltage range 1.8 5.5 V IQ Quiescent current per amplifier VS = 1.8 V, IO = 0 mA 130 180 µA VS = 5 V, IO = 0 mA 150 190 µA Quiescent current per amplifier overtemperature VS = 5 V, IO = 0 mA 220 µA Power-on time VS = 0 V to 5 V, to 90% IQ level 44 µs TEMPERATURE Specified range –40 125 °C Operating range –40 150 °C Storage range –65 150 °C |
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