Datasheet AD8223 (Analog Devices) - 7
| Manufacturer | Analog Devices |
| Description | Single-Supply, Low Cost Instrumentation Amplifier |
| Pages / Page | 21 / 7 — AD8223. AD8223A. AD8223B. Parameter. Conditions. Min. Typ. Max. Unit |
| File Format / Size | PDF / 391 Kb |
| Document Language | English |
AD8223. AD8223A. AD8223B. Parameter. Conditions. Min. Typ. Max. Unit
Text Version of Document
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AD8223 AD8223A AD8223B Parameter Conditions Min Typ Max Min Typ Max Unit
GAIN G = 5 + (80 kΩ/RG) Gain Range 5 1000 5 1000 V/V Gain Error2 VOUT = −10 V to +10 V G = 5 0.07 0.02 % G = 10 0.10 0.3 0.10 0.2 % G = 100 0.10 0.3 0.10 0.3 % G = 1000 0.10 0.3 0.10 0.3 % Nonlinearity VOUT = −10 V to +10 V G = 5 5 5 ppm G = 1000 30 30 ppm Gain vs. Temperature TA = −40°C to +85°C G = 5 10 2 ppm/°C G > 51 50 50 ppm/°C INPUT Input Impedance Differential 2||2 2||2 GΩ||pF Common-Mode 2||2 2||2 GΩ||pF Common-Mode Input Voltage VIN+ = VIN− (−VS) − (+VS) − (−VS) − (+VS) − V Range3 0.15 1.5 0.15 1.5 OUTPUT Output Swing RL = 10 kΩ to ground (−VS) + (+VS) − (−VS) + (+VS) − V 0.3 0.8 0.3 0.8 RL = 100 kΩ to ground (−VS) + (+VS) − (−VS) + (+VS) − V 0.1 0.3 0.1 0.3 REFERENCE INPUT RIN 60 ±20% 60 ±20% kΩ IIN VIN+ = VIN− = VREF = 0 V +10 +20 +10 +20 μA Voltage Range −VS +VS −VS +VS V Gain to Output 1 ± 1 ± V 0.0002 0.0002 POWER SUPPLY Operating Range ±2 ±12 ±2 ±12 V Quiescent Current 650 650 μA Over Temperature TA = −40°C to +85°C 850 850 μA TEMPERATURE RANGE For Specified Performance −40 +85 −40 +85 °C 1 Because maximum supply voltage is 24 V between the negative and positive supply, these specifications at ±12V are at the part’s limit. Operation at a nominal supply voltage slightly less than ±12 V is recommended to allow for power supply tolerances. 2 Does not include effects of external resistor, RG. 3 Total input range depends on common-mode voltage, differential voltage, and gain. See Figure 18 through Figure 21 and the Input Voltage Range section in the Theory of Operation section for more information. Rev. 0 | Page 6 of 20 Document Outline FEATURES APPLICATIONS CONNECTION DIAGRAM GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS SINGLE SUPPLY DUAL SUPPLY ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION AMPLIFIER ARCHITECTURE GAIN SELECTION INPUT VOLTAGE RANGE REFERENCE TERMINAL INPUT PROTECTION RF INTERFERENCE (RFI) GROUND RETURNS FOR INPUT BIAS CURRENTS APPLICATIONS INFORMATION BASIC CONNECTION DIFFERENTIAL OUTPUT OUTPUT BUFFERING CABLES Receiving from a Cable Driving a Cable A SINGLE-SUPPLY DATA ACQUISITION SYSTEM AMPLIFYING SIGNALS WITH LOW COMMON-MODE VOLTAGE OUTLINE DIMENSIONS ORDERING GUIDE
AD8223 AD8223A AD8223B Parameter Conditions Min Typ Max Min Typ Max Unit
GAIN G = 5 + (80 kΩ/RG) Gain Range 5 1000 5 1000 V/V Gain Error2 VOUT = −10 V to +10 V G = 5 0.07 0.02 % G = 10 0.10 0.3 0.10 0.2 % G = 100 0.10 0.3 0.10 0.3 % G = 1000 0.10 0.3 0.10 0.3 % Nonlinearity VOUT = −10 V to +10 V G = 5 5 5 ppm G = 1000 30 30 ppm Gain vs. Temperature TA = −40°C to +85°C G = 5 10 2 ppm/°C G > 51 50 50 ppm/°C INPUT Input Impedance Differential 2||2 2||2 GΩ||pF Common-Mode 2||2 2||2 GΩ||pF Common-Mode Input Voltage VIN+ = VIN− (−VS) − (+VS) − (−VS) − (+VS) − V Range3 0.15 1.5 0.15 1.5 OUTPUT Output Swing RL = 10 kΩ to ground (−VS) + (+VS) − (−VS) + (+VS) − V 0.3 0.8 0.3 0.8 RL = 100 kΩ to ground (−VS) + (+VS) − (−VS) + (+VS) − V 0.1 0.3 0.1 0.3 REFERENCE INPUT RIN 60 ±20% 60 ±20% kΩ IIN VIN+ = VIN− = VREF = 0 V +10 +20 +10 +20 μA Voltage Range −VS +VS −VS +VS V Gain to Output 1 ± 1 ± V 0.0002 0.0002 POWER SUPPLY Operating Range ±2 ±12 ±2 ±12 V Quiescent Current 650 650 μA Over Temperature TA = −40°C to +85°C 850 850 μA TEMPERATURE RANGE For Specified Performance −40 +85 −40 +85 °C 1 Because maximum supply voltage is 24 V between the negative and positive supply, these specifications at ±12V are at the part’s limit. Operation at a nominal supply voltage slightly less than ±12 V is recommended to allow for power supply tolerances. 2 Does not include effects of external resistor, RG. 3 Total input range depends on common-mode voltage, differential voltage, and gain. See Figure 18 through Figure 21 and the Input Voltage Range section in the Theory of Operation section for more information. Rev. 0 | Page 6 of 20 Document Outline FEATURES APPLICATIONS CONNECTION DIAGRAM GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS SINGLE SUPPLY DUAL SUPPLY ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION AMPLIFIER ARCHITECTURE GAIN SELECTION INPUT VOLTAGE RANGE REFERENCE TERMINAL INPUT PROTECTION RF INTERFERENCE (RFI) GROUND RETURNS FOR INPUT BIAS CURRENTS APPLICATIONS INFORMATION BASIC CONNECTION DIFFERENTIAL OUTPUT OUTPUT BUFFERING CABLES Receiving from a Cable Driving a Cable A SINGLE-SUPPLY DATA ACQUISITION SYSTEM AMPLIFYING SIGNALS WITH LOW COMMON-MODE VOLTAGE OUTLINE DIMENSIONS ORDERING GUIDE
