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LT1818 数据表(PDF) 5 Page - Linear Technology |
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LT1818 数据表(HTML) 5 Page - Linear Technology |
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5 / 28 page  LT1806/LT1807 5 18067fc ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the 0°C < T A < 70°C temperature range. VS = 5V, 0V; VS = 3V, 0V; VSHDN = open; VCM = VOUT = half supply, unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Input Bias Current Match (Channel-to-Channel) (Note 10) VCM = V+ – 0.2V VCM = V – + 0.4V l l 0.03 0.05 1.5 3.5 μA μA IOS Input Offset Current VCM = V+ – 0.2V VCM = V – + 0.4V l l 0.03 0.05 0.75 1.80 μA μA ΔIOS Input Offset Current Shift VCM = V – + 0.4V to V+ – 0.2V l 0.08 2.55 μA AVOL Large-Signal Voltage Gain VS = 5V, VO = 0.5V to 4.5V, RL = 1k to VS/2 VS = 5V, VO = 1V to 4V, RL = 100Ω to VS/2 VS = 3V, VO = 0.5V to 2.5V, RL = 1k to VS/2 l l l 60 7.5 45 175 20 140 V/mV V/mV V/mV CMRR Common Mode Rejection Ratio VS = 5V, VCM = V – to V+ VS = 3V, VCM = V – to V+ l l 77 72 94 89 dB dB CMRR Match (Channel-to-Channel) (Note 10) VS = 5V, VCM = V – to V+ VS = 3V, VCM = V – to V+ l l 71 66 94 89 dB dB Input Common Mode Range l V – V+ V PSRR Power Supply Rejection Ratio VS = 2.5V to 10V, VCM = 0V l 88 105 dB PSRR Match (Channel-to-Channel) (Note 10) VS = 2.5V to 10V, VCM = 0V l 82 105 dB Minimum Supply Voltage (Note 6) VCM = VO = 0.5V l 2.3 2.5 V VOL Output Voltage Swing Low (Note 7) No Load ISINK = 5mA ISINK = 25mA l l l 12 60 180 60 140 425 mV mV mV VOH Output Voltage Swing High (Note 7) No Load ISOURCE = 5mA ISOURCE = 25mA l l l 30 110 360 120 220 700 mV mV mV ISC Short-Circuit Current VS = 5V VS = 3V l l ±30 ±25 ±65 ±55 mA mA IS Supply Current per Amplifier l 10 14 mA Disable Supply Current VS = 5V, VSHDN = 0.3V VS = 3V, VSHDN = 0.3V l l 0.40 0.22 1.1 0.9 mA mA ISHDN SHDN Pin Current VS = 5V, VSHDN = 0.3V VS = 3V, VSHDN = 0.3V l l 160 110 400 350 μA μA Shutdown Output Leakage Current VSHDN = 0.3V l 1μA VL SHDN Pin Input Voltage Low l 0.3 V VH SHDN Pin Input Voltage High l V+ – 0.5 V tON Turn-On Time VSHDN = 0.3V to 4.5V, RL = 100Ω l 80 ns tOFF Turn-Off Time VSHDN = 4.5V to 0.3V, RL = 100Ω l 50 ns GBW Gain-Bandwidth Product Frequency = 6MHz l 300 MHz SR Slew Rate VS = 5V, AV = –1, RL= 1k, VO = 4V l 100 V/μs FPBW Full-Power Bandwidth VS = 5V, VO = 4VP-P l 8 MHz |
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