ADE7752B
Preliminary Technical Data
TABLE OF CONTENTS
Features..............................................................................................1
Rev. PrA | Page 2 of 27
General Description.........................................................................1
Table of Contents..............................................................................2
Specifications.....................................................................................3
Timing Characteristics ................................................................5
Absolute Maximum Ratings............................................................6
ESD Caution..................................................................................6
Pin Configuration and Function Descriptions.............................7
Typical Performance Characteristics.............................................9
Terminology....................................................................................11
Test Circuit ......................................................................................12
Theory of Operation......................................................................13
Power Factor Considerations....................................................13
Nonsinusoidal Voltage and Current ........................................14
Analog Inputs..................................................................................15
Current Channels.......................................................................15
Voltage Channels........................................................................15
Typical Connection Diagrams......................................................16
Current Channel Connection................................................... 16
Voltage Channels Connection.................................................. 16
Meter Connections..................................................................... 16
Power Supply Monitor................................................................... 18
HPF and Offset Effects.................................................................. 19
Digital-to-Frequency Conversion................................................ 20
Power Measurement Considerations....................................... 21
Mode Selection of the Sum of the Three Active Energies..... 21
Transfer Function........................................................................... 22
Frequency Outputs F1 and F2.................................................. 22
Frequency Output CF................................................................ 23
Selecting a Frequency for an Energy Meter Application........... 24
Frequency Outputs..................................................................... 24
No Load Threshold.................................................................... 24
Negative Power Information..................................................... 25
Outline Dimensions....................................................................... 26
Ordering Guide .......................................................................... 26