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AD620AR Scheda tecnica(PDF) 3 Page - Analog Devices |
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AD620AR Scheda tecnica(HTML) 3 Page - Analog Devices |
3 / 20 page AD620 Rev. G | Page 3 of 20 SPECIFICATIONS Typical @ 25°C, VS = ±15 V, and RL = 2 kΩ, unless otherwise noted. Table 1. AD620A AD620B AD620S1 Parameter Conditions Min Typ Max Min Typ Max Min Typ Max Unit GAIN G = 1 + (49.4 kΩ/RG) Gain Range 1 10,000 1 10,000 1 10,000 Gain Error2 VOUT = ±10 V G = 1 0.03 0.10 0.01 0.02 0.03 0.10 % G = 10 0.15 0.30 0.10 0.15 0.15 0.30 % G = 100 0.15 0.30 0.10 0.15 0.15 0.30 % G = 1000 0.40 0.70 0.35 0.50 0.40 0.70 % Nonlinearity VOUT = −10 V to +10 V G = 1–1000 RL = 10 kΩ 10 40 10 40 10 40 ppm G = 1–100 RL = 2 kΩ 10 95 10 95 10 95 ppm Gain vs. Temperature G = 1 10 10 10 ppm/°C Gain >12 −50 −50 −50 ppm/°C VOLTAGE OFFSET (Total RTI Error = VOSI + VOSO/G) Input Offset, VOSI VS = ±5 V to ± 15 V 30 125 15 50 30 125 µV Overtemperature VS = ±5 V to ± 15 V 185 85 225 µV Average TC VS = ±5 V to ± 15 V 0.3 1.0 0.1 0.6 0.3 1.0 µV/°C Output Offset, VOSO VS = ±15 V 400 1000 200 500 400 1000 µV VS = ± 5 V 1500 750 1500 µV Overtemperature VS = ±5 V to ± 15 V 2000 1000 2000 µV Average TC VS = ±5 V to ± 15 V 5.0 15 2.5 7.0 5.0 15 µV/°C Offset Referred to the Input vs. Supply (PSR) VS = ±2.3 V to ±18 V G = 1 80 100 80 100 80 100 dB G = 10 95 120 100 120 95 120 dB G = 100 110 140 120 140 110 140 dB G = 1000 110 140 120 140 110 140 dB INPUT CURRENT Input Bias Current 0.5 2.0 0.5 1.0 0.5 2 nA Overtemperature 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 Overtemperature 1.5 0.75 2.0 nA Average TC 1.5 1.5 8.0 pA/°C INPUT Input Impedance Differential 10||2 10||2 10||2 GΩ_pF Common-Mode 10||2 10||2 10||2 GΩ_pF Input Voltage Range3 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 Overtemperature −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 Overtemperature −VS + 2.1 +VS − 1.4 −VS + 2.1 +VS + 2.1 −VS + 2.3 +VS − 1.4 V |
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