71M6545 Datasheet, PDF (111/134 Pages) Maxim Integrated Products – Four-Quadrant Metering, Phase Metrology Processors Flash/RAM Size

PDS_6545_009
Data Sheet 71M6545/H
5.4.11 CE Flow Diagrams
Figure 34 through Figure 36 show the data flow through the CE in simplified form. Functions not shown
include delay compensation, sample interpolation, scaling and the processing of meter equations.
multiplexer VREF
de-multiplexer
IA
IA_RAW
VA
VA_RAW
IB
VB
IC
∆^∑
mod
Deci-
mator
IB_RAW
VB_RAW
IC_RAW
VC
VC_RAW
ID
ID_RAW
FS= 2184 Hz
FS= 2184 Hz
Figure 34: CE Data Flow: Multiplexer and ADC
Figure 35: CE Data Flow: Scaling, Gain Control, Intermediate Variables for one Phase
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