LT1457 WWWUUWUABSOLUTE MAXIMUM RATINGSPACKAGE/ORDER INFORMATION Supply Voltage .. ±20V TOP VIEW ORDER PART Differential Input Voltage ... ±40V OUT A 1 8 V+ NUMBER Input Voltage .. Equal to Supply Voltages –IN A 2 7 OUT B Output Short-Circuit Duration .. Indefinite A LT1457ACN8 +IN A 3 6 –IN B Operating Temperature Range .. – 40 B LT1457CN8 °C to 85°C V– 4 5 +IN B Storage Temperature Range ... – 65°C to 150°C N8 PACKAGE Lead Temperature (Soldering, 10 sec).. 300°C 8-LEAD PLASTIC DIP TJMAX = 115°C, θJA = 130°C/ W TOP VIEW +IN A 1 8 –IN A LT1457S8 V – 2 A 7 OUT A +IN B 3 6 V+ B –IN B 4 5 OUT B S8 PART MARKING S8 PACKAGE 8-LEAD PLASTIC SOIC NOTE: THIS PIN CONFIGURATION DIFFERS FROM 1457 THE 8-LEAD DIP PIN LOCATIONS. INSTEAD, IT FOLLOWS THE INDUSTRY STANDARD LT1013DS8 SO PACKAGE CONFIGURATION. TJMAX = 130°C, θJA = 190°C/ W Consult factory for Industrial and Military grade parts. ELECTRICAL CHARACTERISTICS VS = ± 15V, TA = 25 ° C,VCM = 0V unless otherwise noted. (Note 1)LT1457ACLT1457C/LT1457S8SYMBOL PARAMETERCONDITIONSMINTYPMAXMINTYPMAXUNITS VOS Input Offset Voltage LT1457AC/C 150 450 200 800 µV LT1457S8 220 1200 µV IOS Input Offset Current Fully Warmed Up 3 40 4 50 pA IB Input Bias Current Fully Warmed Up ±5 ±50 ±7 ±75 pA Input Resistance -Differential 1012 1012 Ω -Common-Mode VCM = –11V to 8V 1012 1012 Ω VCM = 8V to 11V 1011 1011 Ω Input Capacitance 4 4 pF en Input Noise Voltage 0.1Hz to 10Hz 2.0 2.1 µVP–P en Input Noise Voltage Density fO = 10Hz 26 28 nV/√Hz fO = 1kHz (Note 2) 13 22 14 24 nV/√Hz in Input Noise Current Density fO = 10Hz, 1kHz (Note 3) 1.5 4 1.8 6 fA/√Hz AVOL Large-Signal Voltage Gain VO = ±10V, RL = 2k 150 350 100 300 V/mV VO = ±10V, RL = 1k 120 250 80 220 V/mV Input Voltage Range ±10.5 14.3 ±10.5 14.3 V –11.5 –11.5 V CMRR Common-Mode Rejection Ratio VCM = ±10.5V 86 100 82 98 dB PSRR Power Supply Rejection Ratio VS = ±4.5V to ±18V 88 103 86 102 dB VOUT Output Voltage Swing RL = 2k ±12 ±13 ±12 ±13 V SR Slew Rate 2 4 2 4 V/µs 2
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