Datasheet LT1490A, LT1491A (Analog Devices) - 5

LT1490A/LT1491A
ELECTRICAL CHARACTERISTICS The
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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
PSRR Power Supply Rejection Ratio VS = 2.5V to 12.5V, VCM = VO = 1V l 84 98 dB Minimum Operating Supply Voltage l 2 2.5 V Reverse Supply Voltage IS = –100μA per Amplifier l 18 27 V IS Supply Current per Amplifier 40 50 μA (Note 7) l 55 μA GBW Gain Bandwidth Product f = 1kHz 110 180 kHz (Note 6) 0°C ≤ TA ≤ 70°C l 100 kHz –40°C ≤ TA ≤ 85°C l 90 kHz SR Slew Rate AV = –1, RL = ∞ 0.035 0.06 V/μs (Note 8) 0°C ≤ TA ≤ 70°C l 0.031 V/μs –40°C ≤ TA ≤ 85°C l 0.030 V/μs
The
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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) 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 l 950 μV –40°C ≤ TA ≤ 85°C l 1100 μV LT1490A MS8 Package, LT1491A N, S Packages 250 1200 μV 0°C ≤ TA ≤ 70°C l 1350 μV –40°C ≤ TA ≤ 85°C l 1500 μV LT1490A DD, LT1491A DHC 285 1400 μV 0°C ≤ TA ≤ 70°C l 1550 μV –40°C ≤ TA ≤ 85°C l 1700 μV Input Offset Voltage Drift (Note 9) –40°C ≤ TA ≤ 85°C l 2 6 μV/°C LT1490A DD, LT1491A DHC, –40°C ≤ TA ≤ 85°C l 2 7 μV/°C IOS Input Offset Current l 0.2 0.8 nA IB Input Bias Current l 1 8 nA Input Bias Current Drift –40°C ≤ TA ≤ 85°C l 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 MΩ Common Mode, VCM = –15V to 14V 15000 MΩ CIN Input Capacitance 4.6 pF Input Voltage Range l –15 29 V CMRR Common Mode Rejection Ratio VCM = –15V to 29V l 80 98 dB AVOL Large-Signal Voltage Gain VO = ±14V, RL = 10k 100 250 V/mV 0°C ≤ TA ≤ 70°C l 75 V/mV –40°C ≤ TA ≤ 85°C l 50 V/mV VO Output Voltage Swing No Load l ±14.9 ±14.978 V IOUT = ±5mA l ±14.5 ±14.750 V IOUT = ±10mA ±14.5 ±14.670 V 14901afd 5 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS APPLICATIONS INFORMATION TYPICAL APPLICATIONS SIMPLIFIED SCHEMATIC PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS