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công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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LT1490ACMS8 bảng dữ liệu(PDF) 4 Page - Linear Technology |
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LT1490ACMS8 bảng dữ liệu(HTML) 4 Page - Linear Technology |
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4 / 16 page  4 LT1490A/LT1491A sn1490, 14901afbs LT1490AC/LT1491AC LT1490AI/LT1491AI SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS PSRR Power Supply Rejection Ratio VS = 2.5V to 12.5V, VCM = VO = 1V ● 84 98 dB Minimum Operating Supply Voltage ● 2 2.5 V Reverse Supply Voltage IS = – 100µA per Amplifier ● 18 27 V IS Supply Current per Amplifier 40 50 µA (Note 7) ● 55 µA GBW Gain Bandwidth Product f = 1kHz 110 180 kHz (Note 6) 0 °C ≤ TA ≤ 70°C ● 100 kHz –40 °C ≤ TA ≤ 85°C ● 90 kHz SR Slew Rate AV = – 1, RL = ∞ 0.035 0.06 V/ µs (Note 8) 0 °C ≤ TA ≤ 70°C ● 0.031 V/ µs –40 °C ≤ TA ≤ 85°C ● 0.030 V/ µs ELECTRICAL CHARACTERISTICS The ● denotes specifications which apply over the full operating temperature range of – 40 °C ≤ TA ≤ 85°C, otherwise specifications are at TA = 25°C. VS = 3V, 0V; VS = 5V, 0V; VCM = VOUT = half supply unless otherwise noted. (Note 4) LT1490AC/LT1491AC LT1490AI/LT1491AI SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VOS Input Offset Voltage (Note 5) LT1490A N, S Packages 150 700 µV 0 °C ≤ TA ≤ 70°C ● 950 µV –40 °C ≤ TA ≤ 85°C ● 1100 µV LT1490A MS8 Package, LT1491A N, S Packages 250 1200 µV 0 °C ≤ TA ≤ 70°C ● 1350 µV –40 °C ≤ TA ≤ 85°C ● 1500 µV LT1490A DD, LT1491A DHC 285 1400 µV 0 °C ≤ TA ≤ 70°C ● 1550 µV –40 °C ≤ TA ≤ 85°C ● 1700 µV Input Offset Voltage Drift (Note 9) – 40 °C ≤ TA ≤ 85°C ● 26 µV/°C LT1490A DD, LT1491A DHC, – 40 °C ≤ TA ≤ 85°C ● 27 µV/°C IOS Input Offset Current ● 0.2 0.8 nA IB Input Bias Current ● 18 nA Input Bias Current Drift – 40 °C ≤ TA ≤ 85°C ● 5 pA/ °C Input Noise Voltage 0.1Hz to 10Hz 1 µVP-P en Input Noise Voltage Density f = 1kHz 50 nV/ √Hz in Input Noise Current Density f = 1kHz 0.015 pA/ √Hz RIN Input Resistance Differential 6 17 M Ω Common Mode, VCM = – 15V to 14V 15000 M Ω CIN Input Capacitance 4.6 pF Input Voltage Range ● –15 29 V CMRR Common Mode Rejection Ratio VCM = – 15V to 29V ● 80 98 dB AVOL Large-Signal Voltage Gain VO = ±14V, RL = 10k 100 250 V/mV 0 °C ≤ TA ≤ 70°C ● 75 V/mV –40 °C ≤ TA ≤ 85°C ● 50 V/mV VO Output Voltage Swing No Load ● ±14.9 ±14.978 V IOUT = ±5mA ● ±14.5 ±14.750 V IOUT = ±10mA ±14.5 ±14.670 V The ● denotes specifications which apply over the full operating temperature range of – 40 °C ≤ TA ≤ 85°C, otherwise specifications are at TA = 25°C. VS = ±15V; VCM = 0V, VOUT = 0V unless otherwise noted. (Note 4) |
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