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LT1499CS 数据表(PDF) 5 Page - Linear Technology |
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LT1499CS 数据表(HTML) 5 Page - Linear Technology |
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5 / 16 page ![]() 5 LT1498/LT1499 ELECTRICAL CHARACTERISTICS –40 °C < TA < 85°C, VS = 5V, 0V; VS = 3V, 0V; VCM = VOUT = half supply, unless otherwise noted. (Note 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS ISC Short-Circuit Current VS = 5V q ±7.5 ±15 mA VS = 3V q ±7.5 ±15 mA IS Supply Current per Amplifier q 2.0 2.7 mA GBW Gain-Bandwidth Product (Note 6) q 5.8 8.5 MHz SR Slew Rate (Note 7) VS = 5V, AV = –1, RL = Open, VO = 4V q 2.2 3.6 V/ µs VS = 3V, AV = –1, RL = Open q 1.9 3.2 V/ µs TA = 25°C, VS = ±15V, VCM = 0V, VOUT = 0V, unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VOS Input Offset Voltage VCM = V+ 200 800 µV VCM = V– 200 800 µV ∆VOS Input Offset Voltage Shift VCM = V– to V+ 150 650 µV Input Offset Voltage Match (Channel-to-Channel) VCM = V+, V– (Note 4) 250 1400 µV IB Input Bias Current VCM = V+ 0 250 550 nA VCM = V– – 550 – 250 0 nA ∆IB Input Bias Current Shift VCM = V– to V+ 500 1100 nA Input Bias Current Match (Channel-to-Channel) VCM = V+ (Note 4) 0 12 120 nA VCM = V– (Note 4) – 120 – 12 0 nA IOS Input Offset Current VCM = V+ 660 nA VCM = V – 660 nA ∆IOS Input Offset Current Shift VCM = V – to V+ 12 120 nA Input Noise Voltage 0.1Hz to 10Hz 400 nVP-P en Input Noise Voltage Density f = 1kHz 12 nV/ √Hz in Input Noise Current Density f = 1kHz 0.3 pA/ √Hz AVOL Large-Signal Voltage Gain VO = – 14.5V to 14.5V, RL = 10k 1000 5200 V/mV VO = – 10V to 10V, RL = 2k 500 2300 V/mV Channel Separation VO = – 10V to 10V, RL = 2k 116 130 dB CMRR Common-Mode Rejection Ratio VCM = V– to V + 93 106 dB CMRR Match (Channel-to-Channel) (Note 4) VCM = V– to V + 87 103 dB PSRR Power Supply Rejection Ratio VS = ±5V to ±15V 89 110 dB PSRR Match (Channel-to-Channel) (Note 4) VS = ±5V to ±15V 83 105 dB VOL Output Voltage Swing (Low) (Note 5) No Load 18 30 mV ISINK = 0.5mA 40 80 mV ISINK = 10mA 230 500 mV VOH Output Voltage Swing (High) (Note 5) No Load 2.5 10 mV ISINK = 0.5mA 55 120 mV ISINK = 10mA 420 800 mV ISC Short-Circuit Current ±15 ±30 mA IS Supply Current per Amplifier 1.8 2.5 mA GBW Gain-Bandwidth Product (Note 6) 6.8 10.5 MHz SR Slew Rate AV = – 1, RL = Open, VO = ±10V 3.5 6 V/ µs Measure at VO = ±5V |
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