71M6541D Datasheet, PDF (137/166 Pages) Maxim Integrated Products – 0.1% Accuracy Over 2000:1 Current Range Energy Meter ICs

71M6541D/F/G and 71M6542F/G Data Sheet
W0
W1
VAR0
VAR1
SUM
Σ
Σ
Σ
Σ
W0SUM_X
W1SUM_X
VAR0SUM_X
VAR1SUM_X
SUM_SAMPS=2520
SQUARE
SUM
I0SQ
I0
I²
Σ
V0SQ
V0
V²
Σ
I0SQSUM_X
V0SQSUM_X
I1
I²
I1SQ
Σ
I1SQSUM_X
F0
Figure 46: CE Data Flow: Squaring and Summation Stages
MPU