LTC2057/LTC2057HV Typical perForMance characTerisTicsInput Offset VoltageLong-Term Input Offset Voltagevs Supply VoltageDriftInput Bias Current vs Temperature 5 5 100 5 TYPICAL UNITS 40 TYPICAL UNITS VCM = 0V 4 VCM = VS/2 4 V V S = ±2.5V S = ±2.5V T V 3 A = 25°C S = ±15V 3 10 VS = ±30V 2 2 1 1 (µV) 0 (µV) 0 (nA) 1 V OS I B –1 V OS –1 –2 –2 0.1 –3 –3 –4 –4 –5 –5 0.01 0 5 10 15 20 25 30 35 40 45 50 55 60 65 1 –50 10 100 1000 –25 0 25 50 75 100 125 150 VS (V) TIME (HOURS) TEMPERATURE (°C) 2057 G09 2057 G12 2057 G10 Input Bias Current vs InputInput Bias Current vs InputInput Bias CurrentCommon Mode VoltageCommon Mode Voltagevs Supply Voltage 50 50 50 VS = 5V VS = 30V, 60V VCM = VS/2 40 TA = 25°C 40 TA = 25°C 40 TA = 25°C IB (–IN), VS = 60V 30 I 30 30 B (–IN) IB (–IN) 20 20 20 10 10 IB (–IN), VS = 30V 10 (pA) 0 (pA) 0 (pA) 0 I B I B I B –10 –10 IB (+IN), VS = 30V –10 –20 IB (+IN) –20 I I B (+IN), VS = 60V –20 B (+IN) –30 –30 –30 –40 –40 –40 –50 –50 –50 0 0.5 1 1.5 2 2.5 3 3.5 4 0 10 20 30 40 50 60 0 10 20 30 40 50 60 70 VCM (V) VCM (V) VS (V) 2057 G13 2057 G14 2057 G15 DC to 10Hz Voltage NoiseDC to 10Hz Voltage NoiseInput Voltage Noise Spectrum 35 VS = ±2.5V VS = ±30V AV = +11 30 VS = ±2.5V VS = ±30V ) Hz 25 20 15 10 NOISE DENSITY (nV/√ INPUT-REFERRED VOLTAGE 5 INPUT-REFFERED VOLTAGE NOISE (100nV/DIV) INPUT-REFFERED VOLTAGE NOISE (100nV/DIV) 0 TIME (1s/DIV) 2057 G16 TIME (1s/DIV) 2057 G17 0.1 1 10 100 1k 10k 100k 1M FREQUENCY (Hz) 2057 G18 2057f For more information www.linear.com/LTC2057 9 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagrams Applications Information Typical Applications Package Description Typical Application Related Parts