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OPA167x Datasheet(PDF) 7 Page - Texas Instruments |
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OPA167x Datasheet(HTML) 7 Page - Texas Instruments |
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7 / 41 page  7 OPA1678, OPA1679 www.ti.com SBOS855 – FEBRUARY 2017 Product Folder Links: OPA1678 OPA1679 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated (1) Full-power bandwidth = SR / (2π × VP), where SR = slew rate. (2) Specified by design and characterization (3) One channel at a time 6.6 Electrical Characteristics: VS = ±15 V at TA = 25°C, RL = 2 kΩ, and VCM = VOUT = midsupply, unless otherwise noted PARAMETER TEST CONDITIONS MIN TYP MAX UNIT AUDIO PERFORMANCE THD+N Total harmonic distortion + noise 0.0001% G = 1 RL = 600 Ω f = 1 kHz VO = 3 VRMS –120 dB IMD Intermodulation distortion G = 1 VO = 3 VRMS SMPTE/DIN Two-Tone, 4:1 (60 Hz and 7 kHz) 0.0001% –120 dB DIM 30 (3-kHz square wave and 15-kHz sine wave) 0.0001% –120 dB CCIF Twin-Tone (19 kHz and 20 kHz) 0.0001% –120 dB FREQUENCY RESPONSE GBW Gain-bandwidth product G = 1 16 MHz SR Slew rate G = –1 9 V/µs Full power bandwidth(1) VO = 1 VP 1.4 MHz Overload recovery time G = –10 1 µs Channel separation (dual and quad) f = 1 kHz –130 dB NOISE en Input voltage noise f = 20 Hz to 20 kHz 5.4 µVPP f = 0.1 Hz to 10 Hz 1.74 Input voltage noise density f = 1 kHz 4.5 nV/ √Hz In Input current noise density f = 1 kHz 3 fA/ √Hz OFFSET VOLTAGE VOS Input offset voltage VS = ±2.25 V to ±18 V ±0.5 ±2 mV VS = ±2.25 V to ±18 V TA = –40°C to +85°C (2) 2 µV/°C PSRR Power-supply rejection ratio VS = ±2.25 V to ±18 V 3 8 µV/V INPUT BIAS CURRENT IB Input bias current VCM = 0 V ±10 pA IOS Input offset current VCM = 0 V ±10 pA INPUT VOLTAGE RANGE VCM Common-mode voltage range (V–) + 0.5 (V+) – 2 V CMRR Common-mode rejection ratio 100 110 dB INPUT IMPEDANCE Differential 100 || 6 MΩ || pF Common-mode 6000 || 2 GΩ || pF OPEN-LOOP GAIN AOL Open-loop voltage gain (V–) + 0.8 V ≤ VO ≤ (V+) – 0.8 V RL = 2 kΩ 106 114 dB OUTPUT VOUT Voltage output RL = 2 kΩ (V–) + 0.8 (V+) – 0.8 V IOUT Output current See Typical Characteristics curves mA ZO Open-loop output impedance f = 1 MHz See Typical Characteristics curves Ω ISC Short-circuit current(3) 50/–50 mA CLOAD Capacitive load drive 100 pF |
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