ADE7752/ADE7752A

Rev. C | Page 2 of 24

TABLE OF CONTENTS

Specifications..................................................................................... 3

Timing Characteristics..................................................................... 4

Absolute Maximum Ratings............................................................ 5

ESD Caution.................................................................................. 5

Pin Configuration and Function Descriptions............................. 6

Typical Performance Characteristics ............................................. 8

Test Circuit ...................................................................................... 10

Terminology .................................................................................... 11

Theory of Operation ...................................................................... 12

Power Factor Considerations.................................................... 12

Nonsinusoidal Voltage and Current ........................................ 13

Analog Inputs.................................................................................. 14

Current Channels ....................................................................... 14

Voltage Channels ........................................................................ 14

Typical Connection Diagrams ...................................................... 15

Current Channel Connection ................................................... 15

Voltage Channels Connection .................................................. 15

Meter Connections..................................................................... 15

Power Supply Monitor ................................................................... 17

HPF and Offset Effects .............................................................. 17

Digital-to-Frequency Conversion ................................................ 18

Mode Selection of the Sum of the Three Active Energies..... 19

Power Measurement Considerations....................................... 19

Transfer Function ........................................................................... 20

Frequency Outputs F1 and F2 .................................................. 20

Frequency Output CF ................................................................ 21

Selecting a Frequency for an Energy Meter Application........... 22

Frequency Outputs..................................................................... 22

No Load Threshold .................................................................... 22

Negative Power Information..................................................... 23

Outline Dimensions ....................................................................... 24

Ordering Guide .......................................................................... 24

REVISION HISTORY

7/05—Rev. B to Rev. C

Added ADE7752A.............................................................. Universal

Changed NEGP Pin Name to REVP................................ Universal

Changes to Table 1.............................................................................3

Changes to Table 6, Table 7 ............................................................21

Changes to Table 8, Table 9, Table 10............................................22

Updated Outline Dimensions ........................................................24

Changes to Ordering Guide ...........................................................24

9/03—Rev. A to Rev. B

Updated Format.................................................................. Universal

Change to Figure 19 ........................................................................15

5/03—Rev. 0 to Rev. A

Change to Figure 6 ..........................................................................10

Changes to Frequency Outputs F1 and F2 section .....................13

Replaced Table II .............................................................................13

Changes to Examples 1, 2, and 3 ...................................................14

Replaced Table III............................................................................14

Replaced Tables IV, V, and VI ........................................................15

Changes to SELECTING A FREQUENCY FOR AN ENERGY

METER APPLICATION section...................................................15

Changes to NO LOAD THRESHOLD section............................16

Replaced Table VII ..........................................................................16