Datasheet LT1881, LT1882 (Analog Devices) - 6

FabricanteAnalog Devices
DescripciónDual and Quad Rail-to-Rail Output, Picoamp Input Precision Op Amps
Páginas / Página18 / 6 — ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply …
Formato / tamaño de archivoPDF / 310 Kb
Idioma del documentoInglés

ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply over the full operating

ELECTRICAL CHARACTERISTICS The denotes the specifi cations which apply over the full operating

Línea de modelo para esta hoja de datos

Versión de texto del documento

LT1881/LT1882
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. Split supply operation VS = ±15V, VCM = 0V unless otherwise noted. (Note 5) C/I Grades H/MP Grades SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
Input Noise Voltage 0.1Hz to 10Hz 0.5 0.5 μVP-P en Input Noise Voltage Density f = 1kHz 14 14 nV/√Hz in Input Noise Current Density f = 1kHz 0.03 0.03 pA/√Hz RIN Input Resistance Differential Mode l 20 20 MΩ Common Mode l 100 100 GΩ CIN Input Capacitance l 2 2 pF VCM Input Voltage Range V– + 1.0 V+ – 1.0 V– + 1.0 V+ – 1.0 V l V– + 1.2 V+ – 1.2 V– + 1.2 V+ – 1.2 V CMRR Common Mode Rejection Ratio –13.5V < VCM < 13.5V l 114 130 110 130 dB +PSRR Positive Power Supply V– = –15V, VCM = 0V; l 110 132 108 132 dB Rejection Ratio 1.5V < V+ < 18V –PSRR Negative Power Supply V+ = 15V, VCM = 0V; l 106 132 104 132 dB Rejection Ratio –1.5V < V– < –18V Minimum Operating l ±1.2 ±1.35 ±1.2 ±1.35 V Supply Voltage AVOL Large-Signal Voltage Gain RL = 10k; –13.5V < VOUT < 13.5V 1000 1600 1000 1600 V/mV l 700 500 V/mV RL = 2k; –13.5V < VOUT < 4V 175 420 175 420 V/mV l 125 110 V/mV RL = 1k; 1V < VOUT < 4V 90 230 90 230 V/mV l 65 7 V/mV VOL Output Voltage Swing Low No Load l 20 40 20 50 mV (Referred to VEE) ISINK = 100μA l 25 50 25 60 mV ISINK = 1mA l 70 150 70 200 mV ISINK = 5mA l 270 600 270 750 mV VOH Output Voltage Swing High No Load l 120 220 120 300 mV (Referred to VCC) ISOURCE = 100μA l 130 230 130 325 mV ISOURCE = 1mA l 180 300 180 450 mV ISOURCE = 5mA l 360 600 360 800 mV IS Supply Current Per Amplifi er VS = ±15V 0.5 0.85 1.1 0.5 0.85 1.1 mA l 1.6 2.0 mA ISC Short-Circuit Current VOUT Short to V– 20 40 20 40 mA l 15 40 10 40 mA VOUT Short to V+ 20 30 20 30 mA l 15 30 10 30 mA GBW Gain Bandwidth Product f = 20kHz 0.4 0.85 0.4 0.85 MHz Channel Separation f = 1kHz 120 120 dB tS Settling Time 0.01%, VOUT = – 5V to 5V, 30 30 μs AV = –1, RL = 2k SR + Slew Rate Positive AV = –1 0.21 0.4 0.21 0.4 V/μs l 0.18 0.15 V/μs SR – Slew Rate Negative AV = –1 0.13 0.20 0.11 0.20 V/μs l 0.1 0.07 V/μs 18812fb 6