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AD621S Folha de dados(PDF) 2 Page - Analog Devices |
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AD621S Folha de dados(HTML) 2 Page - Analog Devices |
2 / 16 page AD621–SPECIFICATIONS Gain = 10 AD621A AD621B AD621S 1 Model Conditions Min Typ Max Min Typ Max Min Typ Max Unit GAIN Gain Error VOUT = ±10 V 0.15 0.05 0.15 % Nonlinearity, VOUT = –10 V to +10 V RL = 2 k Ω 2 10 2 10 2 10 ppm of FS Gain vs. Temperature –1.5 ±5 –1.5 ±5–1 ±5 ppm/ °C TOTAL VOLTAGE OFFSET Offset (RTI) VS = ±15 V 75 250 50 125 75 250 µV Over Temperature VS = ±5 V to ±15 V 400 215 500 µV Average TC VS = ±5 V to ±15 V 1.0 2.5 0.6 1.5 1.0 2.5 µV/°C Offset Referred to the Input vs. Supply (PSR) 2 VS = ±2.3 V to ± 18 V 95 120 100 120 95 120 dB Total NOISE Voltage Noise (RTI) 1 kHz 13 17 13 17 13 17 nV/ √Hz RTI 0.1 Hz to 10 Hz 0.55 0.55 0.8 0.55 0.8 µV p-p Current Noise f = 1 kHz 100 100 100 fA/ √Hz 0.1 Hz–10 Hz 10 10 10 pA p-p INPUT CURRENT VS = ±15 V Input Bias Current 0.5 2.0 0.5 1.0 0.5 2 nA Over Temperature 2.5 1.5 4 nA Average TC 3.0 3.0 8.0 pA/ °C Input Offset Current 0.3 1.0 0.3 0.5 0.3 1.0 nA Over Temperature 1.5 0.75 2.0 nA Average TC 1.5 1.5 8.0 pA/ °C INPUT Input Impedance Differential 10 210 210 2G Ω pF Common-Mode 10 210 210 2G Ω pF Input Voltage Range 3 VS = ±2.3 V to ± 5 V –VS + 1.9 +VS – 1.2 –VS + 1.9 +VS – 1.2 –VS + 1.9 +VS – 1.2 V Over Temperature –VS + 2.1 +VS – 1.3 –VS + 2.1 +VS – 1.3 –VS + 2.1 +VS – 1.3 V VS = ±5 V to ±18 V –VS + 1.9 +VS – 1.4 –VS + 1.9 +VS – 1.4 –VS + 1.9 +VS – 1.4 V Over Temperature –VS + 2.1 +VS – 1.4 –VS + 2.1 +VS – 1.4 –VS + 2.3 +VS – 1.4 V Common-Mode Rejection Ratio DC to 60 Hz with 1 k Ω Source Imbalance VCM = 0 V to ± 10 V 93 110 100 110 93 110 dB OUTPUT Output Swing RL = 10 k Ω, VS = ±2.3 V to ± 5 V –VS + 1.1 +VS – 1.2 –VS + 1.1 +VS – 1.2 –VS + 1.1 +VS – 1.2 V Over Temperature –VS + 1.4 +VS – 1.3 –VS + 1.4 +VS – 1.3 –VS + 1.6 +VS – 1.3 V VS = ±5 V to ±18 V –VS + 1.2 +VS – 1.4 –VS + 1.2 +VS – 1.4 –VS + 1.2 +VS – 1.4 V Over Temperature –VS + 1.6 +VS – 1.5 –VS + 1.6 +VS – 1.5 –VS + 2.3 +VS – 1.5 V Short Current Circuit ±18 ±18 ±18 mA DYNAMIC RESPONSE Small Signal, –3 dB Bandwidth 800 800 800 kHz Slew Rate 0.75 1.2 0.75 1.2 0.75 1.2 V/ µs Settling Time to 0.01% 10 V Step 12 12 12 µs REFERENCE INPUT RIN 20 20 20 k Ω IIN VIN +, VREF = 0 50 60 50 60 +50 +60 µA Voltage Range –VS + 1.6 +VS – 1.6 –VS + 1.6 +VS – 1.6 VS + 1.6 +VS – 1.6 V Gain to Output 1 ± 0.0001 1 ± 0.0001 1 ± 0.0001 POWER SUPPLY Operating Range ±2.3 ±18 ±2.3 ±18 ±2.3 ±18 V Quiescent Current VS = ±2.3 V to ±18 V 0.9 1.3 0.9 1.3 0.9 1.3 mA Over Temperature 1.1 1.6 1.1 1.6 1.1 1.6 mA TEMPERATURE RANGE For Specified Performance –40 to +85 –40 to +85 –55 to +125 °C NOTES 1See Analog Devices’ military data sheet for 883B tested specifications. 2This is defined as the supply range over which PSRR is defined. 3Input Voltage Range = CMV + (Gain × V DIFF). Specifications subject to change without notice. (Typical @ 25 C, VS = 15 V, and RL = 2 k , unless otherwise noted.) REV. B –2– |
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