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AD820ARMZ-R7 Folha de dados(PDF) 7 Page - Analog Devices |
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AD820ARMZ-R7 Folha de dados(HTML) 7 Page - Analog Devices |
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7 / 24 page ![]() AD820 Rev. H | Page 7 of 24 VS = ±15 V @ TA = 25°C, VCM = 0 V, VOUT = 0 V, unless otherwise noted. Table 3. AD820A AD820B Parameter Conditions Min Typ Max Min Typ Max Unit DC PERFORMANCE Initial Offset 0.4 2 0.3 1.0 mV Maximum Offset over Temperature 0.5 3 0.5 2 mV Offset Drift 2 2 μV/°C Input Bias Current V CM = 0 V 2 25 2 10 pA V CM = −10 V 40 40 pA At T MAX V CM = 0 V 0.5 5 0.5 2.5 nA Input Offset Current 2 20 2 10 pA At T MAX 0.5 0.5 nA Open-Loop Gain V OUT = −10 V to +10 V R L = 100 kΩ 500 2000 500 2000 V/mV T MIN to TMAX 500 500 V/mV R L = 10 kΩ 100 500 100 500 V/mV T MIN to TMAX 100 100 V/mV R L = 1 kΩ 30 45 30 45 V/mV T MIN to TMAX 20 20 V/mV NOISE/HARMONIC PERFORMANCE Input Voltage Noise f = 0.1 Hz to 10 Hz 2 2 μV p-p f = 10 Hz 25 25 nV/√Hz f = 100 Hz 21 21 nV/√Hz f = 1 kHz 16 16 nV/√Hz f = 10 kHz 13 13 nV/√Hz Input Current Noise f = 0.1 Hz to 10 Hz 18 18 fA p-p f = 1 kHz 0.8 0.8 fA/√Hz Harmonic Distortion R L = 10 kΩ f = 10 kHz V OUT = ±10 V −85 −85 dB DYNAMIC PERFORMANCE Unity Gain Frequency 1.9 1.9 MHz Full Power Response V OUT p-p = 20 V 45 45 kHz Slew Rate 3 3 V/μs Settling Time V OUT = 0 V to ±10 V To 0.1% 4.1 4.1 μs To 0.01% 4.5 4.5 μs INPUT CHARACTERISTICS Common-Mode Voltage Range1 T MIN to TMAX −15.2 +14 −15.2 +14 V CMRR V CM = –15 V to +12 V 70 80 74 90 dB T MIN to TMAX 70 74 dB Input Impedance Differential 1013||0.5 1013||0.5 Ω||pF Common Mode 1013||2.8 1013||2.8 Ω||pF |
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