Cirrus Logic CS5463 - Manual (Page 4)

CS5463
4 DS678F3
LIST OF FIGURES
Figure 1. CS5463 Read and Write Timing Diagrams.................................................................. 12
Figure 2. Timing Diagram for E1 , E2 , and E3....................................................................................... 13
Figure 3. Data Measurement Flow Diagram. .............................................................................. 14
Figure 4. Power Calculation Flow. .............................................................................................. 15
Figure 5. Active and Reactive Energy Pulse Outputs ................................................................. 17
Figure 6. Apparent Energy Pulse Outputs .................................................................................. 18
Figure 7. Voltage Channel Sign Pulse outputs ........................................................................... 18
Figure 8. PFMON Output to Pin E3....................................................................................................... 19
Figure 9. Sag and Fault Detect ................................................................................................... 19
Figure 10. Oscillator Connection................................................................................................. 20
Figure 11. CS5463 Memory Map ................................................................................................ 22
Figure 12. Calibration Data Flow ................................................................................................ 37
Figure 13. System Calibration of Offset ...................................................................................... 37
Figure 14. System Calibration of Gain. ....................................................................................... 38
Figure 15. Example of AC Gain Calibration ................................................................................ 38
Figure 16. Example of AC Gain Calibration ................................................................................ 38
Figure 17. Typical Interface of E
2
PROM to CS5463................................................................... 40
Figure 18. Typical Connection Diagram (Single-phase, 2-wire).................................................. 41
Figure 20. Typical Connection Diagram (Single-phase, 3-wire).................................................. 42
Figure 19. Typical Connection Diagram (Single-phase, 2-wire – Isolated from Power Line)...... 42
Figure 21. Typical Connection Diagram (Single-phase, 3-wire – No Neutral Available)............. 43
LIST OF TABLES
Table 1. Current Channel PGA Setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Table 2. E2 Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Table 3. E3 Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Table 4. Interrupt Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21