Datasheet AD623 (Analog Devices) - 3

link to page 3
Data Sheet AD623 SPECIFICATIONS SINGLE SUPPLY
Typical at 25°C, single supply, +VS = 5 V, −VS = 0 V, and RL = 10 kΩ, unless otherwise noted.
Table 2. Test Conditions/ AD623A AD623ARM AD623B Parameter Comments Min Typ Max Min Typ Max Min Typ Max Unit
GAIN G = 1 + (100 k/RG) Gain Range 1 1000 1 1000 1 1000 Gain Error1 G1 VOUT = 0.15 V to 3.5 V G > 1 VOUT = 0.15 V to 4.5 V G = 1 0.03 0.10 0.03 0.10 0.03 0.05 % G = 10 0.10 0.35 0.10 0.35 0.10 0.35 % G = 100 0.10 0.35 0.10 0.35 0.10 0.35 % G = 1000 0.10 0.35 0.10 0.35 0.10 0.35 % Nonlinearity G1 VOUT = 0.15 V to 3.5 V G > 1 VOUT = 0.15 V to 4.5 V G = 1 to 1000 50 50 50 ppm Gain vs. Temperature G = 1 5 10 5 10 5 10 ppm/°C G > 11 50 50 50 ppm/°C VOLTAGE OFFSET Total RTI error = VOSI + VOSO/G Input Offset, VOSI 25 200 200 500 25 100 µV Over Temperature 350 650 160 µV Average Temperature 0.1 2 0.1 2 0.1 1 µV/°C Coefficient (Tempco) Output Offset, VOSO 200 1000 500 2000 200 500 µV Over Temperature 1500 2600 1100 µV Average Tempco 2.5 10 2.5 10 2.5 10 µV/°C Offset Referred to the Input vs. Supply (PSR) G = 1 80 100 80 100 80 100 dB G = 10 100 120 100 120 100 120 dB G = 100 100 130 100 130 100 130 dB G = 1000 100 130 100 130 100 130 dB INPUT CURRENT Input Bias Current 17 25 17 25 17 25 nA Over Temperature 27.5 27.5 27.5 nA Average Tempco 25 25 25 pA/°C Input Offset Current 0.25 2 0.25 2 0.25 2 nA Over Temperature 2.5 2.5 2.5 nA Average Tempco 5 5 5 pA/°C INPUT Input Impedance Differential 2||2 2||2 2||2 GΩ||pF Common-Mode 2||2 2||2 2||2 GΩ||pF Input Voltage Range2 VS = 3 V to 12 V (−VS) − (+VS) − (−VS) − (+VS) − (−VS) − (+VS) − V 0.15 1.5 0.15 1.5 0.15 1.5 Rev. F | Page 3 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