Datasheet ADuM5240, ADuM5241, ADuM5242 (Analog Devices) - 9

Data Sheet ADuM5240/ADuM5241/ADuM5242 Table 12. ADuM5240 Truth Table V State DC-to-DC Converter V State V Input V Input V Output V Output DD ISO IA IB OA OB
Powered Enabled Powered (Internally) H H H H Powered Enabled Powered (Internally) L L L L Powered Enabled Powered (Internally) H L H L Powered Enabled Powered (Internally) L H L H Powered Disabled Powered (Externally) H H H H Powered Disabled Powered (Externally) L L L L Powered Disabled Powered (Externally) H L H L Powered Disabled Powered (Externally) L H L H Powered Disabled Unpowered X X Z Z Unpowered Disabled Powered (Externally) X X L L Unpowered Disabled Unpowered X X Z Z
Table 13. ADuM5241 Truth Table V State DC-to-DC Converter V State V Input V Input V Output V Output DD ISO IA IB OA OB
Powered Enabled Powered (Internally) H H H H Powered Enabled Powered (Internally) L L L L Powered Enabled Powered (Internally) H L H L Powered Enabled Powered (Internally) L H L H Powered Disabled Powered (Externally) H H H H Powered Disabled Powered (Externally) L L L L Powered Disabled Powered (Externally) H L H L Powered Disabled Powered (Externally) L H L H Powered Disabled Unpowered X X L Z Unpowered Disabled Powered (Externally) X X Z L Unpowered Disabled Unpowered X X Z Z
Table 14. ADuM5242 Truth Table VDD State DC-to-DC Converter VISO State VIA Input VIB Input VOA Output VOB Output
Powered Enabled Powered (Internally) H H H H Powered Enabled Powered (Internally) L L L L Powered Enabled Powered (Internally) H L H L Powered Enabled Powered (Internally) L H L H Powered Disabled Powered (Externally) H H H H Powered Disabled Powered (Externally) L L L L Powered Disabled Powered (Externally) H L H L Powered Disabled Powered (Externally) L H L H Powered Disabled Unpowered X X L L Unpowered Disabled Powered (Externally) X X Z Z Unpowered Disabled Unpowered X X Z Z Rev. B | Page 9 of 16 Document Outline Features General Description Functional Block Diagrams Table of Contents Revision History Specifications Electrical Characteristics Package Characteristics Regulatory Information Insulation and Safety-Related Specifications DIN V VDE V 0884-10 (VDE V 0884-10) Insulation Characteristics Recommended Operating Conditions Absolute Maximum Ratings ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Applications Information DC-to-DC Converter Propagation Delay-Related Parameters DC Correctness and Magnetic Field Immunity Thermal Analysis PCB Layout Increasing Available Power Insulation Lifetime Outline Dimensions Ordering Guide