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LT1490AHMS8 Datasheet(PDF) 3 Page - Linear Technology |
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LT1490AHMS8 Datasheet(HTML) 3 Page - Linear Technology |
3 / 16 page 3 LT1490A/LT1491A sn1490, 14901afbs LT1490AC/LT1491AC LT1490AI/LT1491AI SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VOS Input Offset Voltage (Note 5) LT1490A N, S Packages 110 500 µV 0 °C ≤ TA ≤ 70°C ● 700 µV –40 °C ≤ TA ≤ 85°C ● 800 µV LT1490A MS8 Package, LT1491A N, S Packages 220 1000 µV 0 °C ≤ TA ≤ 70°C ● 1200 µV –40 °C ≤ TA ≤ 85°C ● 1400 µV LT1490A DD, LT1491A DHC 250 1200 µV 0 °C ≤ TA ≤ 70°C ● 1400 µV –40 °C ≤ TA ≤ 85°C ● 1600 µV Input Offset Voltage Drift (Note 9) – 40 °C ≤ TA ≤ 85°C ● 24 µV/°C LT1490A DD, LT1491A DHC, – 40 °C ≤ TA ≤ 85°C ● 26 µV/°C IOS Input Offset Current ● 0.2 0.8 nA VCM = 44V (Note 6) ● 0.8 µA IB Input Bias Current ● 18 nA VCM = 44V (Note 6) ● 310 µA VS = 0V 0.3 nA Input Bias Current Drift – 40 °C ≤ TA ≤ 85°C ● 2 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 = 0V to 44V 4 11 M Ω CIN Input Capacitance 4.6 pF Input Voltage Range ● 044 V CMRR Common Mode Rejection Ratio VCM = 0V to VCC – 1V ● 84 98 dB (Note 6) VCM = 0V to 44V ● 80 98 dB AVOL Large-Signal Voltage Gain VS = 3V, VO = 500mV to 2.5V, RL = 10k 200 1500 V/mV 0 °C ≤ TA ≤ 70°C ● 133 V/mV –40 °C ≤ TA ≤ 85°C ● 100 V/mV VS = 5V, VO = 500mV to 4.5V, RL = 10k 400 1500 V/mV 0 °C ≤ TA ≤ 70°C ● 250 V/mV –40 °C ≤ TA ≤ 85°C ● 200 V/mV VOL Output Voltage Swing Low VS = 3V, No Load ● 310 mV VS = 3V, ISINK = 5mA ● 250 450 mV VS = 5V, No Load ● 310 mV VS = 5V, ISINK = 5mA ● 250 500 mV VS = 5V, ISINK = 10mA 330 500 mV VOH Output Voltage Swing High VS = 3V, No Load ● 2.95 2.978 V VS = 3V, ISOURCE = 5mA ● 2.55 2.6 V VS = 5V, No Load ● 4.95 4.978 V VS = 5V, ISOURCE = 10mA ● 4.30 4.6 V ISC Short-Circuit Current (Note 2) VS = 3V, Short to GND 10 15 mA VS = 3V, Short to VCC 10 30 mA VS = 5V, Short to GND 15 25 mA VS = 5V, Short to VCC 15 30 mA 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) |
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