Datasheet
Table Of Contents
- Features
- Applications
- General Description
- Functional Block Diagrams
- Revision History
- Specifications- Electrical Characteristics—3.3 V Operation
- Electrical Characteristics—2.5 V Operation
- Electrical Characteristics—VDD1 = 3.3 V, VDD2 = 2.5 V Operation
- Electrical Characteristics—VDD1 = 2.5 V, VDD2 = 3.3 V Operation
- Package Characteristics
- Regulatory Information
- Insulation and Safety Related Specifications
- DIN V VDE V 0884-10 (VDE V 0884-10):2006-12 Insulation Characteristics
- Intrinsic Safety
 
- Absolute Maximum Ratings
- Pin Configurations and Function Descriptions
- Typical Performance Characteristics
- Applications Information
- Outline Dimensions
ADuM1440/ADuM1441/ADuM1442/ADuM1445/ADuM1446/ADuM1447  Data Sheet
Rev. E | Page 2 of 25 
TABLE OF CONTENTS 
Features .............................................................................................. 1 
Applications .......................................................................................  1 
General Description ......................................................................... 1 
Functional Block Diagrams ............................................................. 1 
Revision History ............................................................................... 2 
Specifications .....................................................................................  3 
Electrical Characteristics—3.3 V Operation ............................ 3 
Electrical Characteristics—2.5 V Operation ............................ 5 
Electrical Characteristics—V
DD1
 = 3.3 V, V
DD2
 = 2.5 V 
Operation .......................................................................................  7 
Electrical Characteristics—V
DD1
 = 2.5 V, V
DD2
 = 3.3 V 
Operation .......................................................................................  8 
Package Characteristics ............................................................... 9 
Regulatory Information ............................................................... 9 
Insulation and Safety Related Specifications .......................... 10 
DIN V VDE V 0884-10 (VDE V 0884-10):2006-12 Insulation 
Characteristics ............................................................................ 10 
Intrinsic Safety ............................................................................ 11 
Absolute Maximum Ratings ......................................................... 13 
ESD Caution................................................................................ 13 
Pin Configurations and Function Descriptions ......................... 14 
Typical Performance Characteristics ........................................... 17 
Applications Information .............................................................. 20 
PCB Layout ................................................................................. 20 
Propagation Delay-Related Parameters ................................... 20 
DC Correctness ............................................................................ 20 
Magnetic Field Immunity ............................................................. 21 
Power Consumption .................................................................. 22 
Insulation Lifetime ..................................................................... 22 
Outline Dimensions ....................................................................... 24 
Ordering Guide .......................................................................... 25 
REVISION HISTORY 
1/2017—Rev. D to Rev. E 
Changes to Features Section............................................................ 1 
Changes to Table 12 .......................................................................... 9 
Added Intrinsic Safety Section, Table 16; Renumbered Sequentially, 
and Table 17 ..................................................................................... 11 
4/2015—Rev. C to Rev. D 
Change to General Description Section ........................................ 1 
4/2015—Rev. B to Rev. C 
Changes to Regulatory Information Section ................................ 9 
3/2015—Rev. A to Rev. B 
Changes to Features Section and Figure 3 ..................................... 1 
Changes to Table 12 .......................................................................... 9 
Changes to Table 13 and Table 14 ................................................ 10 
Updated Outline Dimensions ....................................................... 23 
Changes to Ordering Guide .......................................................... 24 
3/2014—Rev. 0 to Rev. A 
Added SSOP Package ......................................................... Universal 
Changes to Features Section, Added Figure 2, 
Renumbered Sequentially ................................................................ 1 
Changes to Output Voltage Logic High Parameter, Table 3 ........ 4 
Added Table 15, Renumbered Sequentially; Changes to 
Figure 4 ............................................................................................ 11 
Change to Supply Voltages (V
DD1
, V
DD2
) Parameter, Table 17 ........ 12 
Added Figure 6; Changes to Table 20 .......................................... 13 
Added Figure 8; Changes to Table 21 .......................................... 14 
Added Figure 10, Changes to Table 22 ........................................ 15 
Added Figure 30 ............................................................................. 19 
Changes to Power Consumption Section; Added Table 23 ...... 21 
Added Figure 27 ............................................................................. 23 
Changes to Ordering Guide .......................................................... 24 
10/2013—Revision 0: Initial Version 










