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AD8553ARMZ Datasheet(PDF) 4 Page - Analog Devices |
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AD8553ARMZ Datasheet(HTML) 4 Page - Analog Devices |
4 / 20 page AD8553 Rev. A | Page 4 of 20 VS = 1.8 V, VCM = -0 V, VREF = VS/2, VIN = VINP − VINN, RLOAD = 10 kΩ, TA = 25°C, G = 100, unless specified. See Table 5 for gain setting resistor values. Temperature specifications guaranteed by characterization. Table 2. Parameter Symbol Conditions Min Typ Max Unit INPUT CHARACTERISTICS Input Offset Voltage VOS G = 1000 3 20 μV G = 100 3 20 μV G = 10 14 50 μV G = 1 130 375 μV Vs. Temperature ΔVOS/ΔT G = 1000, −40°C ≤ TA ≤ +85°C 0.02 0.25 μV/°C G = 100, −40°C ≤ TA ≤ +85°C 0.02 0.25 μV/°C G = 10, −40°C ≤ TA ≤ +85°C 0.1 3 μV/°C G = 1, −40°C ≤ TA ≤ +85°C 1 10 μV/°C Input Bias Current IB 0.05 1 nA −40°C ≤ TA ≤ +85°C 2 nA Input Offset Current IOS 2 nA VREF Pin Current IREF 0.02 1 nA Input Operating Impedance Differential 50||1 MΩ||pF Common Mode 10||10 GΩ||pF Input Voltage Range 0 0.15 V Common-Mode Rejection CMR G = 100, VCM = 0 V to 0.15 V, −40°C ≤ TA ≤ +85°C 100 110 dB G = 10, VCM = 0 V to 0.15 V, −40°C ≤ TA ≤ +85°C 90 110 dB Gain Error G = 100, VCM =4.125 mV, VO = 0.075 V to 1.725 V 0.2 0.4 % G = 10, VCM = 41.25 mV, VO = 0.075 V to 1.725 V 0.2 0.4 % Gain Drift G = 10, 100, 1000, −40°C ≤ TA ≤ +85°C 25 ppm/°C G = 1, −40°C ≤ TA ≤ +85°C 50 ppm/°C Nonlinearity G = 100, VCM = 4.125 mV, VO = 0.075 V to 1.725 V 0.003 % FS G = 10, VCM = 41.25 mV, VO = 0.075 V to 1.725 V 0.010 % FS VREF Range 0.8 1.0 V OUTPUT CHARACTERISITICS Output Voltage High VOH 1.725 V Output Voltage Low VOL 0.075 V Short-Circuit Current ISC ±5 mA POWER SUPPLY Power Supply Rejection PSR G = 100, VS = 1.8 V to 5.5 V, VCM = 0 V 100 120 dB Supply Current ISY IO = 0 mA, VIN = 0 V 0.8 1.2 mA −40°C ≤ TA ≤ +85°C 1.4 mA Supply Current Shutdown Mode ISD 2 4 μA ENABLE INPUTS Logic High Voltage 1.4 V Logic Low Voltage 0.5 V NOISE PERFORMANCE Voltage Noise en p-p f = 0.01 Hz to 10 Hz 0.7 μV p-p Voltage Noise Density en G = 100, f = 1 kHz 30 nV/√Hz G = 10, f = 1 kHz 150 nV/√Hz Internal Clock Frequency 60 kHz Signal Bandwidth1 G = 1 to 1000 1 kHz 1 Higher bandwidths result in higher noise. |
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