Datasheet

ADE5166/ADE5169/ADE5566/ADE5569 Data Sheet
Rev. D | Page 50 of 156
PGA1
ADC
I
PA
I
PB
I
N
I
REFERENCE
IBGAIN
×1, ×2, ×4
×8, ×16
{GAIN[2:0]}
HPF
DIGITAL
INTEGRATOR*
dt
MODE1[5]
CURRENT RMS (I
rms
)
CALCULATION
WAVEFORM SAMPLE
REGISTER
ACTIVE AND REACTIVE
POWER CALCULATION
0V
V1
ANALOG
INPUT
RANGE
0.25V, 0.125V,
62.5mV, 31.3mV
CURRENT CHANNEL
WAVEFORM
DATA RANGE
0x28F5C2
0x000000
0xD70A3E
CURRENT CHANNEL
WAVEFORM
DATA RANGE AFTER
INTEGRATOR (50Hz)
0x342CD0
0x000000
0xCBD330
CURRENT CHANNEL
WAVEFORM
DATA RANGE AFTER
INTEGRATOR (60Hz)
0x2B7850
0x000000
0xD487B0
60Hz
50Hz
PGA1
ADC
HPF
*WHEN THE DIGITAL INTEGRATOR IS ENABLED, FULL-SCALE OUTPUT DATA IS ATTENUATED
DEPENDING ON THE SIGNAL FREQUENCY BECAUSE THE INTEGRATOR HAS A –20dB/DECADE
FREQUENCY RESPONSE. WHEN DISABLED, THE OUTPUT IS NOT FURTHER ATTENUATED.
NOTE THAT THE DIGITAL INTEGRATOR IS NOT AVAILABLE IN THE ADE5166.
07411-009
Figure 46. ADC and Signal Processing in Current Channel for the ADE5166/ADE5169
PGA1
ADC
I
P
I
N
I
REFERENCE
×1, ×2, ×4
×8, ×16
{GAIN[2:0]}
HPF
DIGITAL
INTEGRATOR*
dt
MODE1[5]
CURRENT RMS (I
rms
)
CALCULATION
WAVEFORM SAMPLE
REGISTER
ACTIVE AND REACTIVE
POWER CALCULATION
0V
V1
ANALOG
INPUT
RANGE
0.25V, 0.125V,
62.5mV, 31.3mV
CURRENT CHANNEL
WAVEFORM
DATA RANGE
0x28F5C2
0x000000
0xD70A3E
CURRENT CHANNEL
WAVEFORM
DATA RANGE AFTER
INTEGRATOR (50Hz)
0x342CD0
0x000000
0xCBD330
CURRENT CHANNEL
WAVEFORM
DATA RANGE AFTER
INTEGRATOR (60Hz)
0x2B7850
0x000000
0xD487B0
60Hz
50Hz
*WHEN THE DIGITAL INTEGRATOR IS ENABLED, FULL-SCALE OUTPUT DATA IS ATTENUATED
DEPENDING ON THE SIGNAL FREQUENCY BECAUSE THE INTEGRATOR HAS A –20dB/DECADE
FREQUENCY RESPONSE. WHEN DISABLED, THE OUTPUT IS NOT FURTHER ATTENUATED.
NOTE THAT THE DIGITAL INTEGRATOR IS NOT AVAILABLE IN THE ADE5566.
07411-008
Figure 47. ADC and Signal Processing in Current Channel for the ADE5566/ADE5569