Datasheet AD8221 (Analog Devices) - 7

FabricanteAnalog Devices
DescripciónPrecision Instrumentation Amplifier
Páginas / Página25 / 7 — ARM Grade. Parameter. Conditions. Min. Typ. Max. Unit
RevisiónC
Formato / tamaño de archivoPDF / 643 Kb
Idioma del documentoInglés

ARM Grade. Parameter. Conditions. Min. Typ. Max. Unit

ARM Grade Parameter Conditions Min Typ Max Unit

Línea de modelo para esta hoja de datos

Versión de texto del documento

AD8221
ARM Grade Parameter Conditions Min Typ Max Unit
REFERENCE INPUT R 20 kΩ IN I V , V , V = 0 50 60 µA IN IN+ IN− REF Voltage Range −V +V V S S Gain to Output 1 ± 0.0001 V/V POWER SUPPLY Operating Range V = ±2.3 V to ±18 V ±2.3 ±18 V S Quiescent Current 0.9 1 mA Over Temperature T = −40°C to +85°C 1 1.2 mA DYNAMIC RESPONSE Small Signal –3 dB Bandwidth G = 1 825 kHz G = 10 562 kHz G = 100 100 kHz G = 1000 14.7 kHz Settling Time 0.01% 10 V step G = 1 to 100 10 µs G = 1000 80 µs Settling Time 0.001% 10 V step G = 1 to 100 13 µs G = 1000 110 µs Slew Rate G = 1 1.5 2 V/µs G = 5 to 100 2 2.5 V/µs GAIN G = 1 + (49.4 kΩ/R ) G Gain Range 1 1000 V/V Gain Error V ± 10 V OUT G = 1 0.1 % G = 10 0.3 % G = 100 0.3 % G = 1000 0.3 % Gain Nonlinearity V = −10 V to +10 V OUT G = 1 to 10 R = 10 kΩ 5 15 ppm L G = 100 R = 10 kΩ 7 20 ppm L G = 1000 R = 10 kΩ 10 50 ppm L G = 1 to 100 R = 2 kΩ 15 100 ppm L Gain vs. Temperature G = 1 3 10 ppm/°C G > 12 –50 ppm/°C INPUT Input Impedance Differential 100||2 GΩ/pF Common Mode 100||2 GΩ/pF Input Operating Voltage Range3 V = ±2.3 V to ±5 V –V + 1.9 +V − 1.1 V S S S Over Temperature T = −40°C to +85°C –V + 2.0 +V − 1.2 V S S Input Operating Voltage Range V = ±5 V to ±18 V –V + 1.9 +V − 1.2 V S S S Over Temperature T = −40°C to +85°C –V + 2.0 +V − 1.2 V S S OUTPUT R = 10 kΩ L Output Swing V = ±2.3 V to ±5 V –V + 1.1 +V − 1.2 V S S S Over Temperature T = −40°C to +85°C –V + 1.4 +V − 1.3 V S S Output Swing V = ±5 V to ±18 V –V + 1.2 +V − 1.4 V S S S Over Temperature T = −40°C to +85°C –V + 1.6 +V − 1.5 V S S Short-Circuit Current 18 mA Rev. C | Page 6 of 24