ADUM3472CRSZ Analog Devices Inc, ADUM3472CRSZ Datasheet - Page 2

• Manufacturer Part Number: ADUM3472CRSZ
• Description: ISOLAT DGTL 2.5KVRMS 4CH 20SSOP
• Manufacturer: Analog Devices Inc
• Series: iCoupler®r

Specifications of ADUM3472CRSZ

• Operating Temperature: -40°C ~ 105°C
• Inputs - Side 1/side 2: 2/2
• Number Of Channels: 4
• Isolation Rating: 2500Vrms
• Voltage - Supply: 3.3V, 5V
• Data Rate: 25Mbps
• Propagation Delay: 60ns
• Output Type: Logic
• Package / Case: 20-SSOP (0.200", 5.30mm Width)
• No. Of Channels: 4
• Supply Current: 33mA
• Supply Voltage Range: 3V To 3.6V, 4.5V To 5.5V
• Digital Ic Case Style: SSOP
• No. Of Pins: 20
• Operating Temperature Range: -40°C To +105°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADuM3470/ADuM3471/ADuM3472/ADuM3473/ADuM3474
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagrams ............................................................. 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings .......................................................... 13
Pin Configurations and Function Descriptions ......................... 14
Typical Performance Characteristics ........................................... 19
REVISION HISTORY
10/10—Revision 0: Initial Version
Electrical Characteristics—5 V Primary Input Supply/5 V
Secondary Isolated Supply .......................................................... 3
Electrical Characteristics—3.3 V Primary Input Supply/3.3 V
Secondary Isolated Supply .......................................................... 5
Electrical Characteristics—5 V Primary Input Supply/3.3 V
Secondary Isolated Supply .......................................................... 7
Electrical Characteristics—5 V Primary Input Supply/15 V
Secondary Isolated Supply .......................................................... 9
Package Characteristics ............................................................. 11
Regulatory Approvals ................................................................. 11
Insulation and Safety-Related Specifications .......................... 11
DIN V VDE V 0884-10 (VDE V 0884-10) Insulation
Characteristics ............................................................................ 12
Recommended Operating Conditions .................................... 12
ESD Caution ................................................................................ 13
Rev. 0 | Page 2 of 32
Terminology .................................................................................... 24
Applications Information .............................................................. 25
Outline Dimensions ....................................................................... 32
Theory of Operation .................................................................. 25
Application Schematics ............................................................. 25
Transformer Design ................................................................... 26
Transformer Turns Ratio ........................................................... 26
Transformer ET Constant ......................................................... 26
Transformer Primary Inductance and Resistance ................. 26
Transformer Isolation Voltage .................................................. 27
Switching Frequency .................................................................. 27
Transient Response .................................................................... 27
Component Selection ................................................................ 27
Printed Circuit Board (PCB) Layout ....................................... 28
Thermal Analysis ....................................................................... 28
Propagation Delay-Related Parameters ................................... 28
DC Correctness and Magnetic Field Immunity ........................... 29
Power Consumption .................................................................. 30
Power Considerations ................................................................ 30
Insulation Lifetime ..................................................................... 31
Ordering Guide .......................................................................... 32