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Data Sheet
ADE7854/ADE7858/ADE7868/ADE7878
SPECIFICATIONS
VDD = 3.3 V ± 10%, AGND = DGND = 0 V, on-chip reference, CLKIN = 16.384 MHz, T MIN to T MAX = ?40°C to +85°C, T TYP = 25°C.
Table 2.
Parameter 1, 2
Min
Typ
Max
Unit
Test Conditions/Comments
ACCURACY
Active Energy Measurement
Active Energy Measurement Error
(per Phase)
Total Active Energy
0.1
0.2
%
%
Over a dynamic range of 1000 to 1, PGA = 1, 2, 4;
integrator off
Over a dynamic range of 3000 to 1, PGA = 1, 2, 4;
integrator off
0.1
%
Over a dynamic range of 500 to 1, PGA = 8, 16;
integrator on
Fundamental Active Energy
( ADE7878 Only)
0.1
0.2
%
%
Over a dynamic range of 1000 to 1, PGA = 1, 2, 4;
integrator off
Over a dynamic range of 3000 to 1, PGA = 1, 2, 4;
integrator off
0.1
%
Over a dynamic range of 500 to 1, PGA = 8, 16;
integrator on
AC Power Supply Rejection
Output Frequency Variation
DC Power Supply Rejection
Output Frequency Variation
Total Active Energy Measurement
0.01
0.01
2
%
%
kHz
VDD = 3.3 V + 120 mV rms/120 Hz/100 Hz, IPx =
VPx = ±100 mV rms
VDD = 3.3 V ± 330 mV dc; IPx = VPx =
±100 mV rms
Bandwidth
REACTIVE ENERGY MEASUREMENT
( ADE7858 , ADE7868 , AND ADE7878 )
Reactive Energy Measurement Error
(per Phase)
Total Reactive Energy
0.1
%
Over a dynamic range of 1000 to 1, PGA = 1, 2, 4;
integrator off
0.2
0.1
%
%
Over a dynamic range of 3000 to 1, PGA = 1, 2, 4;
integrator off
Over a dynamic range of 500 to 1, PGA = 8, 16;
integrator on
Fundamental Reactive Energy
( ADE7878 Only)
AC Power Supply Rejection
Output Frequency Variation
DC Power Supply Rejection
Output Frequency Variation
Total Reactive Energy Measurement
Bandwidth
0.1
0.2
0.1
0.01
0.01
2
%
%
%
%
%
kHz
Over a dynamic range of 1000 to 1, PGA = 1, 2, 4;
integrator off
Over a dynamic range of 3000 to 1, PGA = 1, 2, 4;
integrator off
Over a dynamic range of 500 to 1, PGA = 8, 16;
integrator on
VDD = 3.3 V + 120 mV rms/120 Hz/100 Hz, IPx =
VPx = ±100 mV rms
VDD = 3.3 V ± 330 mV dc; IPx = VPx =
±100 mV rms
RMS MEASUREMENTS
I rms and V rms Measurement
Bandwidth
2
kHz
I rms and V rms Measurement Error
0.1
%
Over a dynamic range of 1000 to 1, PGA = 1
(PSM0 Mode)
Rev. H | Page 9 of 100
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