AD623Data SheetTest Conditions/AD623AAD623ARMAD623BParameterCommentsMinTypMaxMinTypMaxMinTypMaxUnit Common-Mode Rejection at 60 Hz with 1 kΩ Source Imbalance G = 1 VCM = 0 V to 3 V 70 80 70 80 77 86 dB G = 10 VCM = 0 V to 3 V 90 100 90 100 94 100 dB G = 100 VCM = 0 V to 3 V 105 110 105 110 105 110 dB G = 1000 VCM = 0 V to 3 V 105 110 105 110 105 110 dB OUTPUT Output Swing RL = 10 kΩ 0.2 (+VS) − 0.2 (+VS) − 0.2 (+VS) − V 0.5 0.5 0.5 RL = 100 kΩ 0.05 (+VS) − 0.05 (+VS) − 0.05 (+VS) − V 0.15 0.15 0.15 DYNAMIC RESPONSE Small Signal −3 dB BW G = 1 800 800 800 kHz G = 10 100 100 100 kHz G = 100 10 10 10 kHz G = 1000 2 2 2 kHz Slew Rate 0.3 0.3 0.3 V/µs Settling Time to 0.01% VS = 5 V G = 1 Step size: 3.5 V 30 30 30 µs G = 10 Step size: 4 V, 20 20 20 µs VCM = 1.8 V 1 Does not include effects of external resistor, RG. 2 One input grounded. G = 1. Rev. F | Page 4 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