Data SheetAD623Table 10. Maximum Attainable Gain and Resulting Output Swing for Different Input ConditionsClosest 1%VCMVDIFFREF PinSupply VoltagesMaximum GainGain ResistorResulting GainOutput Swing 0 V ±10 mV 2.5 V +5 V 118 866 Ω 116 ±1.2 V 0 V ±100 mV 2.5 V +5 V 11.8 9.31 kΩ 11.7 ±1.1 V 0 V ±10 mV 0 V ±5 V 490 205 Ω 488 ±4.8 V 0 V ±100 mV 0 V ±5 V 49 2.1 kΩ 48.61 ±4.8 V 0 V ±1 V 0 V ±5 V 4.9 26.1 kΩ 4.83 ±4.8 V 2.5 V ±10 mV 2.5 V +5 V 242 422 Ω 238 ±2.3 V 2.5 V ±100 mV 2.5 V +5 V 24.2 4.32 kΩ 24.1 ±2.4 V 2.5 V ±1 V 2.5 V +5 V 2.42 71.5 kΩ 2.4 ±2.4 V 1.5 V ±10 mV 1.5 V +3 V 142 715 Ω 141 ±1.4 V 1.5 V ±100 mV 1.5 V +3 V 14.2 7.68 kΩ 14 ±1.4 V 0 V ±10 mV 1.5 V +3 V 118 866 Ω 116 ±1.1 V 0 V ±100 mV 1.5 V +3 V 11.8 9.31 kΩ 11.74 ±1.1 V ADDITIONAL INFORMATION For additional information on in-amps, refer to the following: For an updated design of the AD623, see the AD8223. MT-061. Instrumentation Amplifier (In-Amp) Basics. For a selection guide to all Analog Devices instrumentation Analog Devices, Inc. amplifiers, see the Instrumentation Amplifiers page on the MT-070. In-Amp Input RFI Protection. Analog Devices, Inc. Analog Devices website at www.analog.com. Counts, Lew and Charles Kitchen. A Designer's Guide to Instru- mentation Amplifiers. 3rd edition. Analog Devices, Inc., 2006. Rev. F | Page 23 of 26 Document Outline Features Applications General Description Functional Block Diagram Revision History Specifications Single Supply Dual Supplies Specifications Common to Dual and Single Supplies Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Applications Information Basic Connection Gain Selection Reference Terminal Input and Output Offset Voltage Error Input Protection RF Interference Grounding Ground Returns for Input Bias Currents Output Buffering Single-Supply Data Acquisition System Amplifying Signals with Low Common-Mode Voltage Input Differential and Common-Mode Range vs. Supply and Gain Additional Information Evaluation Board General Description Outline Dimensions Ordering Guide