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LT1499CS 数据表(PDF) 4 Page - Linear Technology |
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LT1499CS 数据表(HTML) 4 Page - Linear Technology |
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4 / 16 page ![]() 4 LT1498/LT1499 ELECTRICAL CHARACTERISTICS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VOL Output Voltage Swing (Low) (Note 5) No Load q 17 35 mV ISINK = 0.5mA q 40 80 mV ISINK = 2.5mA q 110 220 mV VOH Output Voltage Swing (High) (Note 5) No Load q 3.5 15 mV ISOURCE = 0.5mA q 55 120 mV ISOURCE = 2.5mA q 160 300 mV ISC Short-Circuit Current VS = 5V q ±12 ± 23 mA VS = 3V q ±10 ±20 mA IS Supply Current per Amplifier q 1.9 2.6 mA GBW Gain-Bandwidth Product (Note 6) q 6.1 9 MHz SR Slew Rate (Note 7) VS = 5V, AV = –1, RL = Open, VO = 4V q 2.5 4.0 V/ µs VS = 3V, AV = –1, RL = Open q 2.2 3.5 V/ µs 0 °C < TA < 70°C, VS = 5V, 0V; VS = 3V, 0V; VCM = VOUT = half supply, unless otherwise noted. –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 VOS Input Offset Voltage VCM = V+ q 250 750 µV VCM = V – + 0.1V q 250 750 µV VOS TC Input Offset Voltage Drift (Note 2) q 0.5 2.5 µV/°C VCM = V + q 1.5 4.0 µV/°C ∆VOS Input Offset Voltage Shift VCM = V – + 0.1V to V+ q 250 650 µV Input Offset Voltage Match (Channel-to-Channel) VCM = V – + 0.1V, V+ (Note 4) q 300 1500 µV IB Input Bias Current VCM = V + q 0 350 750 nA VCM = V – + 0.1V q – 750 – 350 0 nA ∆IB Input Bias Current Shift VCM = V – + 0.1V to V+ q 700 1500 nA Input Bias Current Match (Channel-to-Channel) VCM = V + (Note 4) q 0 30 180 nA VCM = V – + 0.1V (Note 4) q – 180 – 30 0 nA IOS Input Offset Current VCM = V + q 15 90 nA VCM = V – + 0.1V q 15 90 nA ∆IOS Input Offset Current Shift VCM = V – + 0.1V to V+ q 30 180 nA AVOL Large-Signal Voltage Gain VS = 5V, VO = 75mV to 4.8V, RL = 10k q 400 2500 V/mV VS = 3V, VO = 75mV to 2.8V, RL = 10k q 300 2000 V/mV CMRR Common Mode Rejection Ratio VS = 5V, VCM = V – + 0.1V to V+ q 77 86 dB VS = 3V, VCM = V– + 0.1V to V+ q 73 81 dB CMRR Match (Channel-to-Channel) (Note 4) VS = 5V, VCM = V – + 0.1V to V+ q 72 86 dB VS = 3V, VCM = V– + 0.1V to V+ q 69 83 dB PSRR Power Supply Rejection Ratio VS = 2.5V to 12V, VCM = VO = 0.5V q 86 100 dB PSRR Match (Channel-to-Channel) (Note 4) VS = 2.5V to 12V, VCM = VO = 0.5V q 80 100 dB VOL Output Voltage Swing (Low) (Note 5) No Load q 18 40 mV ISINK = 0.5mA q 45 80 mV ISINK = 2.5mA q 110 220 mV VOH Output Voltage Swing (High) (Note 5) No Load q 3.5 15 mV ISOURCE = 0.5mA q 60 120 mV ISOURCE = 2.5mA q 170 300 mV |
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