Datasheet ADuM6420A, ADuM6421A, ADuM6422A (Analog Devices) - 2

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ADuM6420A/ ADuM6421A/ ADuM6422A Data Sheet TABLE OF CONTENTS
Features .. 1 Recommended Operating Conditions .. 15 Applications ... 1 Absolute Maximum Ratings ... 16 Functional Block Diagram .. 1 ESD Caution.. 16 General Description ... 1 Pin Configurations and Function Descriptions ... 17 Revision History ... 2 Truth Table .. 20 Specifications ... 3 Typical Performance Characteristics ... 21 Electrical Characteristics—5 V Primary Input Supply/5 V Terminology .. 24 Secondary Isolated Supply... 3 Theory of Operation .. 25 Electrical Characteristics—5 V Primary Input Supply/3.3 V Applications Information .. 26 Secondary Isolated Supply... 6 PCB Layout ... 26 Electrical Characteristics—3.3 V Operation Digital Isolator Channels Only .. 8 Thermal Analysis .. 27 Electrical Characteristics—2.5 V Operation Digital Isolator Propagation Delay Related Parameters ... 27 Channels Only .. 10 EMI Considerations ... 27 Electrical Characteristics—1.8 V Operation Digital Isolator Power Consumption .. 27 Channels Only .. 12 Insulation Lifetime ... 27 Package Characteristics ... 13 Outline Dimensions ... 29 Regulatory Approvals ... 14 Ordering Guide .. 29 Insulation and Safety Related Specifications .. 14 DIN V VDE V 0884-11 Insulation Characteristics .. 15
REVISION HISTORY 12/2019—Revision 0: Initial Version
Rev. 0 | Page 2 of 29 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ELECTRICAL CHARACTERISTICS—5 V PRIMARY INPUT SUPPLY/5 V SECONDARY ISOLATED SUPPLY ELECTRICAL CHARACTERISTICS—5 V PRIMARY INPUT SUPPLY/3.3 V SECONDARY ISOLATED SUPPLY ELECTRICAL CHARACTERISTICS—3.3 V OPERATION DIGITAL ISOLATOR CHANNELS ONLY ELECTRICAL CHARACTERISTICS—2.5 V OPERATION DIGITAL ISOLATOR CHANNELS ONLY ELECTRICAL CHARACTERISTICS—1.8 V OPERATION DIGITAL ISOLATOR CHANNELS ONLY PACKAGE CHARACTERISTICS REGULATORY APPROVALS INSULATION AND SAFETY RELATED SPECIFICATIONS DIN V VDE V 0884-11 INSULATION CHARACTERISTICS RECOMMENDED OPERATING CONDITIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TRUTH TABLE TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION APPLICATIONS INFORMATION PCB LAYOUT THERMAL ANALYSIS PROPAGATION DELAY RELATED PARAMETERS EMI CONSIDERATIONS POWER CONSUMPTION INSULATION LIFETIME Surface Tracking Insulation Wear Out Calculation and Use of Parameters Example OUTLINE DIMENSIONS ORDERING GUIDE