ADE7762

Preliminary Technical Data

Rev. PrB | Page 2 of 28

TABLE OF CONTENTS

Features .............................................................................................. 1

General Description ......................................................................... 1

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

Phase Monitor................................................................................. 19

HPF and Offset Effects .................................................................. 20

Digital-to-Frequency Conversion ................................................ 21

Mode Selection of the Sum of the Three Active Energies..... 22

Power Measurement Considerations....................................... 22

Transfer Function ........................................................................... 23

Frequency Outputs F1 and F2 .................................................. 23

Frequency Output CF ................................................................ 24

Selecting a Frequency for an Energy Meter Application........... 25

Frequency Outputs..................................................................... 25

No Load Threshold .................................................................... 25

Negative Power Information..................................................... 26

Outline Dimensions ....................................................................... 27

Ordering Guide .......................................................................... 27