ADuM7223Data SheetPIN CONFIGURATION AND FUNCTION DESCRIPTIONSGND1113VDDAVIA212VOAVIB311GNDAADuM7223NC4TOP VIEW(Not to Scale)DISABLE510VDDBNC69VOBV78DD1GNDB 003 NC = NO CONNECT. NOT INTERNALLY CONNECTED. 11740- Figure 3. Pin Configuration Table 9. Pin Function Descriptions Pin No.MnemonicDescription 1 GND1 Ground Reference for Input Logic Signals. 2 VIA Logic Input A. 3 VIB Logic Input B. 4, 6 NC No Connect. Not internally connected. 5 DISABLE Input Disable. Disables the isolator inputs and refresh circuits. Outputs take on default low state. 7 VDD1 Input Supply Voltage. 8 GNDB Ground Reference for Output B. 9 VOB Output B. 10 VDDB Output B Supply Voltage. 11 GNDA Ground Reference for Output A. 12 VOA Output A. 13 VDDA Output A Supply Voltage. Rev. A | Page 8 of 16 Document Outline Features Applications General Description Functional Block Diagram Table of Contents Revision History Specifications Electrical Characteristics—5 V Operation Electrical Characteristics—3.3 V Operation Package Characteristics Insulation and Safety-Related Specifications Recommended Operating Conditions Absolute Maximum Ratings ESD Caution Pin Configuration and Function Description Typical Performance Characteristics Applications Information Printed Circuit Board (PCB) Layout Propagation Delay-Related Parameters Thermal Limitations and Switch Load Characteristics Output Load Characteristics DC Correctness and Magnetic Field Immunity Power Consumption Insulation Lifetime Outline Dimension Ordering Guide