Enhanced ProductAD8421-EPPIN CONFIGURATION AND FUNCTION DESCRIPTIONSAD8421-EP–IN18+VSRG 27VOUTRG 36REF+IN45–VS 2 00 TOP VIEW 9- (Not to Scale) 13 1 1 Figure 3. Pin Configuration Table 4. Pin Function Descriptions Pin No.MnemonicDescription 1 −IN Negative Input Terminal. 2, 3 RG Gain Setting Terminals. Place resistor across the RG pins to set the gain. G = 1 + (9.9 kΩ/RG). 4 +IN Positive Input Terminal. 5 −VS Negative Power Supply Terminal. 6 REF Reference Voltage Terminal. Drive this terminal with a low impedance voltage source to level shift the output. 7 VOUT Output Terminal. 8 +VS Positive Power Supply Terminal. Rev. 0 | Page 7 of 20 Document Outline Features Enhanced Product Features Pin Connection Diagram General Description Revision History Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Outline Dimensions Ordering Guide