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AD8293G80BRJZ-R7 Folha de dados(PDF) 4 Page - Analog Devices |
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AD8293G80BRJZ-R7 Folha de dados(HTML) 4 Page - Analog Devices |
4 / 16 page AD8293G80/AD8293G160 Rev. 0 | Page 4 of 16 VCC = 2.7 V to 5.0 V, VCM = −0 V, VREF = VCC/2, VIN = VINP − VINN, TA = 25°C, tested at OUT with 10 kΩ load and ADC OUT, unless otherwise noted. Temperature specifications guaranteed by characterization. Table 3. B Grade (Tested and Guaranteed over a Wider Supply Range to More Stringent Specifications Than the A Grade) AD8293G80B AD8293G160B Parameter Symbol Conditions Min Typ Max Min Typ Max Unit COMMON-MODE REJECTION CMR VCC = 5 V, VCM = 0 V to 3.3 V; −40°C ≤ TA ≤ +85°C 110 140 110 140 dB VCC = 2.7 V, VCM = 0 V to 1 V; −40°C ≤ TA ≤ +85°C 106 140 106 140 dB NOISE PERFORMANCE Voltage Noise en p-p f = 0.01 Hz to 10 Hz 0.7 0.7 μV p-p Voltage Noise Density en f = 1 kHz 35 35 nV/√Hz INPUT CHARACTERISTICS Input Offset Voltage VOS 5 30 3 20 μV vs. Temperature ΔVOS/ΔT −40°C ≤ TA ≤ +85°C, VCC = 5 V 0.02 0.3 0.02 0.3 μV/°C vs. Temperature ΔVOS/ΔT −40°C ≤ TA ≤ +85°C, VCC = 2.7 V 0.01 0.5 0.01 0.5 μV/°C Input Bias Current IB −40°C ≤ TA ≤ +85°C 0.4 2 0.4 2 nA Input Offset Current IOS 4 4 nA Input Operating Impedance Differential 50||1 50||1 MΩ||pF Common Mode 10||10 10||10 GΩ||pF Input Voltage Range 0 VCC − 1.7 0 VCC − 1.7 V DYNAMIC RESPONSE Small Signal Bandwidth1 BW Filter limited; measured at ADC OUT 500 500 Hz Slew Rate SR Filter limited Filter limited Settling Time2 ts 0.1% 500 Hz filter, VO = 2 V step; measured at ADC OUT 1.9 1.9 ms 0.01% 2.4 2.4 ms Internal Clock Frequency 60 60 kHz GAIN 80 160 Gain Error VO = 0.075 V to 4.925 V 0.3 0.5 0.3 0.5 % Gain Drift −40°C ≤ TA ≤ +85°C 5 25 5 25 ppm/°C Nonlinearity VO = 0.075 V to 4.925 V 0.003 0.009 0.003 0.009 % FS OUTPUT CHARACTERISTICS Output Voltage High VOH VCC − 0.075 VCC − 0.075 V Output Voltage Low VOL 0.075 0.075 V Short-Circuit Current ISC VCC = 5 V ±35 ±35 mA VCC = 2.7 V ±25 ±25 mA REFERENCE CHARACTERISTICS VREF Range 0.8 VCC − 0.8 0.8 VCC − 0.8 V REF Pin Current IREF 0.01 1 0.01 1 nA POWER SUPPLY Operating Range 1.8 5.5 1.8 5.5 V Power Supply Rejection PSR VCC = 1.8 V to 5.5 V, VCM = 0 V 100 120 100 120 dB Supply Current ISY IO = 0 mA, VIN = 0 V 1.0 1.3 1.0 1.3 mA −40°C ≤ TA ≤ +85°C 1.5 1.5 mA TEMPERATURE RANGE Specified Range −40 +85 −40 +85 °C 1 Higher bandwidths result in higher noise. 2 Settling time is determined by filter setting. |
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