AD8271PIN CONFIGURATION AND FUNCTION DESCRIPTIONP1 110 N3P2 29AD8271N2P3 38TOP VIEWN1P4 4(Not to Scale)7OUT 002 –V56S+VS 7363- 0 Figure 3. Table 7. Pin Function Descriptions Pin No.MnemonicDescription 1 P1 Noninverting Input. A 10 kΩ resistor is connected to the noninverting (+) terminal of the op amp. 2 P2 Noninverting Input. A 10 kΩ resistor is connected to the noninverting (+) terminal of the op amp. 3 P3 Noninverting Input. A 20 kΩ resistor is connected to the noninverting (+) terminal of the op amp. This pin is used as a reference voltage input in many configurations. 4 P4 Noninverting Input. A 20 kΩ resistor is connected to the noninverting (+) terminal of the op amp. This pin is used as a reference voltage input in many configurations. 5 −VS Negative Supply. 6 +VS Positive Supply. 7 OUT Output. 8 N1 Inverting Input. A 10 kΩ resistor is connected to the inverting (−) terminal of the op amp. 9 N2 Inverting Input. A 10 kΩ resistor is connected to the inverting (−) terminal of the op amp. 10 N3 Inverting Input. A 10 kΩ resistor is connected to the inverting (−) terminal of the op amp. Rev. 0 | Page 7 of 20 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS DIFFERENCE AMPLIFIER CONFIGURATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTION TYPICAL PERFORMANCE CHARACTERISTICS OPERATIONAL AMPLIFIER PLOTS THEORY OF OPERATION CIRCUIT INFORMATION DC Performance AC Performance Production Costs Size DRIVING THE AD8271 POWER SUPPLIES INPUT VOLTAGE RANGE APPLICATIONS INFORMATION DIFFERENCE AMPLIFIER CONFIGURATIONS SINGLE-ENDED CONFIGURATIONS Gain of 1 Configuration KELVIN MEASUREMENT INSTRUMENTATION AMPLIFIER DRIVING CABLING DRIVING AN ADC OUTLINE DIMENSIONS ORDERING GUIDE