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AD8231 Folha de dados(PDF) 2 Page - Analog Devices |
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AD8231 Folha de dados(HTML) 2 Page - Analog Devices |
2 / 8 page AD8231 Preliminary Data Sheet Rev. PrC | Page 2 of 8 SPECIFICATIONS Table 1. VS = 5 V, VREF = 2.5 V, G=1, RL = 10 kΩ, -40°C ≤TA ≤ +125°C unless otherwise noted). Parameter Conditions Min Typ Max Unit INSTRUMENTATION AMPLIFIER OFFSET VOLTAGE VOS RTI = VOSI + VOSO/G Input Offset, VOSI 5 25 μV Average Temperature Drift 0.01 0.05 μV/°C Output Offset, VOSO 15 50 μV Average Temperature Drift 0.02 0.1 μV/°C INPUT CURRENTS Input Bias Current TA = 25°C 200 400 pA 1 nA Input Offset Current TA = 25°C 50 100 pA 0.5 nA GAINS 1, 2, 4, 8, 16, 32, 64, 128 Gain Error G = 1 0.1 0.3 % G = 2 to 128 1 TBD % Gain Drift G = 1 2 10 ppm/°C G = 2 to 128 2 10 ppm/°C Gain Nonlinearity VOUT = 0.1 to 4.9V G= 1 5 ppm G= 8 TBD ppm G= 128 TBD ppm CMRR G=1 80 100 dB G=2 86 106 dB G=4 92 112 dB G=8 98 118 dB G=16 104 124 dB G=32 110 130 dB G=64 116 136 dB G=128 122 142 dB NOISE Noise RTI = sqrt(eni2 + (eno/G)2 VIN+, VIN− =2.5V ; TA = 25°C Input Voltage Noise, eni f = 1 kHz, 32 nV/√Hz f = 0.1 Hz to 10 Hz 0.7 μV p-p f = 0.01 Hz to 1 Hz 0.2 μV p-p Output Voltage Noise, eno f = 1 kHz 60 nV/√Hz f = 0.1 Hz to 10 Hz 1 μV p-p f = 0.01 Hz to 1 Hz 0.5 μV p-p OTHER INPUT CHARACTERISTICS Differential Input Impedance Common Mode 10||5 GΩ||pF Common Mode Input Impedance Differential 10||5 GΩ||pF Power Supply Rejection Ratio 100 110 dB Input Operating Voltage Range 0.05 4.95 V REFERENCE INPUT Input Impedance 10||10 GΩ||pF Voltage Range 0.05 4.95 V |
Nº de peça semelhante - AD8231 |
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Descrição semelhante - AD8231 |
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