ade7752a Analog Devices, Inc., ade7752a Datasheet - Page 9

• Manufacturer Part Number: ade7752a
• Description: Polyphase Energy Metering Ic With Pulse Output
• Manufacturer: Analog Devices, Inc.

–0.1
–0.2
–0.3
–0.4
–0.5
–0.1
–0.2
–0.3
–0.4
–0.5
0.5
0.4
0.3
0.2
0.1
0.5
0.4
0.3
0.2
0.1
Figure 11. Error as a Percent of Reading over Power Supply
0
0
45
Figure 10. Error as a Percent of Reading over Frequency
0.1
WYE CONNECTION
EXTERNAL REFERENCE
with an Internal Reference (Wye Connection)
4.75V
with External Reference (Wye Connection)
CURRENT CHANNEL (% of Full Scale)
50
WYE CONNECTION
ON-CHIP REFERENCE
1
FREQUENCY (Hz)
PF = 1
55
10
60
100
65
Rev. C | Page 9 of 24
18
15
12
–0.1
–0.2
–0.3
–0.4
–0.5
9
6
3
0
–20
0.5
0.4
0.3
0.2
0.1
Figure 13. Error as a Percent of Reading over Power Supply
0
0.1
N: 88
MEAN: 4.48045
SD: 3.23101
MIN: –2.47468 MAX: 12.9385
RANGE: 15.4132
WYE CONNECTION
ON-CHIP REFERENCE
–15
with Internal Reference (Wye Connection)
4.75V
Figure 12. Channel 1 Offset Distribution
–10
CURRENT CHANNEL (% of Full Scale)
CH_I PhA OFFSET (mV)
–5
1
0
ADE7752/ADE7752A
5
10
10
15
20
100