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ADE7758

Poly Phase Multifunction Energy Metering IC with Per Phase Information

Analog Devices 

Data Sheet

Changes to Current RMS Calculation Section............................28

Changes to Voltage Channel RMS Calculation Section and

Figure 63 ...........................................................................................29

Changes to Table 17 ........................................................................60

Changes to Ordering Guide...........................................................70

7/06—Rev. B to Rev. C

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

Changes to Figure 1...........................................................................1

Changes to Table 2 ............................................................................6

Changes to Table 4 ............................................................................9

Changes to Figure 34 and Figure 35 .............................................17

Changes to Current Waveform Gain Registers Section and

Current Channel Sampling Section ..............................................19

Changes to Voltage Channel Sampling Section ..........................22

Changes to Zero-Crossing Timeout Section ...............................23

Changes to Figure 60 ......................................................................27

Changes to Current RMS Calculation Section............................28

Changes to Current RMS Offset Compensation Section and

Voltage Channel RMS Calculation Section .................................29

Added Table 7 and Table 9; Renumbered Sequentially..............29

Changes to Figure 65 ......................................................................30

Changes to Active Power Offset Calibration Section.................31

Changes to Reactive Power Frequency Output Section.............38

Changes to Apparent Power Frequency Output Section and

Waveform Sampling Mode Section ..............................................41

Changes to Gain Calibration Using Line

Accumulation Section ....................................................................49

Changes to Example: Power Offset Calibration Using Line

Accumulation Section ....................................................................53

Changes to Calibration of IRMS and VRMS Offset Section.....54

Changes to Table 18 ........................................................................64

Changes to Table 20 ........................................................................65

11/05—Rev. A to Rev. B

Changes to Table 1 ............................................................................5

Changes to Figure 23 Caption .......................................................14

Changes to Current Waveform Gain Registers Section .............19

Changes to di/dt Current Sensor and Digital

Integrator Section............................................................................20

Changes to Phase Compensation Section....................................23

Changes to Figure 57 ......................................................................25

Changes to Figure 60 ......................................................................27

Changes to Temperature Measurement Section

and Root Mean Square Measurement Section ............................28

Inserted Table 6................................................................................28

Changes to Current RMS Offset Compensation Section ..........29

Inserted Table 7................................................................................29

Added Equation 17 .........................................................................31

ADE7758

Changes to Energy Accumulation Mode Section.......................33

Changes to the Reactive Power Calculation Section..................35

Added Equation 32...........................................................................36

Changes to Energy Accumulation Mode Section.......................38

Changes to the Reactive Power Frequency Output Section ......38

Changes to the Apparent Energy Calculation Section...............40

Changes to the Calibration Section ..............................................42

Changes to Figure 76 through Figure 84............................... 43–54

Changes to Table 15 ........................................................................59

Changes to Table 16 ........................................................................63

Changes to Ordering Guide...........................................................69

9/04—Rev. 0 to Rev. A

Changed Hexadecimal Notation...................................... Universal

Changes to Features List...................................................................1

Changes to Specifications Table ......................................................5

Change to Figure 25........................................................................16

Additions to the Analog Inputs Section.......................................19

Added Figures 36 and 37; Renumbered Subsequent Figures....19

Changes to Period Measurement Section ....................................26

Change to Peak Voltage Detection Section .................................26

Added Figure 60 ..............................................................................27

Change to the Current RMS Offset Compensation Section .....29

Edits to Active Power Frequency Output Section ......................33

Added Figure 68; Renumbered Subsequent Figures ..................33

Changes to Reactive Power Frequency Output Section.............37

Added Figure 73; Renumbered Subsequent Figures ..................38

Change to Gain Calibration Using Pulse Output Example .......44

Changes to Equation 37 .................................................................45

Changes to Example—Phase Calibration of Phase A

Using Pulse Output.........................................................................45

Changes to Equations 56 and 57 ...................................................53

Addition to the ADE7758 Interrupts Section .............................54

Changes to Example-Calibration of RMS Offsets ......................54

Addition to Table 20 .......................................................................66

1/04—Revision 0: Initial Version

Rev. E | Page 3 of 72

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