AD8237Data SheetPIN CONFIGURATION AND FUNCTION DESCRIPTIONSAD8237BW18VOUT+IN2+–7FB–IN3–+6REF 003 –VTOP VIEWS45+VS(Not to Scale) 10289- Figure 3. Pin Configuration Table 6. Pin Function Descriptions Pin No.MnemonicDescription 1 BW For high bandwidth mode, connect this pin to +V , or for low bandwidth mode, connect this pin to −V . Do not S S leave this pin floating. 2 +IN Positive Input. 3 −IN Negative Input. 4 −V Negative Supply. S 5 +V Positive Supply. S 6 REF Reference Input. 7 FB Feedback Input. 8 V Output. OUT Rev. 0 | Page 8 of 28 Document Outline Features Applications General Description Pin Configuration Table of Contents Revision History Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Architecture Setting the Gain Gain Accuracy Clock Feedthrough Input Voltage Range Input Protection Filtering Radio Frequency Interference Using the Reference Pin Layout Common-Mode Rejection Ratio over Frequency Power Supplies Reference Input Bias Current Return Path Applications Information Battery Current Monitor Programmable Gain In-Amp AD8237 in an ECG Front End Outline Dimensions Ordering Guide
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