Datasheet

ADE7116/ADE7156/ADE7166/ADE7169/ADE7566/ADE7569
Rev. B | Page 42 of 152
ADC
DFC
×
2
MULTIPLIER
INTEGRATOR
WATTOS[15:0]
VAGAIN[11:0]
VADIV[7:0]
IRMSOS[11:0]
VRMSOS[11:0]
WGAIN[11:0]
dt
PHCAL[7:0]
METERING SFRs
V
2N
PGA2
V
2P
CF1
WDIV[7:0]
%
%
Ф
π
2
×
2
×1, ×2, ×4,
×8, ×16
ADC
I
PA
I
N
PGA1
I
{GAIN[2:0]}
VARDIV[7:0]
%
VAROS[15:0]
VARGAIN[11:0]
DFC
CF2NUM[15:0]
CF2DEN[15:0]
CF1DEN[15:0]
CF1NUM[15:0]
CF2
HPF
HPF
ADC
I
PB
PGA1
HPF
LPF
LPF
LPF2
LPF2
06353-118
IBGAIN[11:0]
Figure 40. ADE7116, ADE7156, ADE7166, and ADE7169 Energy Metering Block Diagram