90E21 Datasheet, PDF (27/57 Pages) Integrated Device Technology – Single-Phase High-Performance Wide-Span Energy Metering IC

90E21/22/23/24
SINGLE-PHASE HIGH-PERFORMANCE WIDE-SPAN ENERGY METERING IC
Ngain
N Line Calibration Gain
Address: 25H
Type: Read/Write
Default Value: 0000H
15
14
Ngain15
Ngain14
7
6
Ngain7
Ngain6
13
Ngain13
5
Ngain5
12
Ngain12
4
Ngain4
11
Ngain11
3
Ngain3
10
Ngain10
2
Ngain2
9
Ngain9
1
Ngain1
Bit
15 - 0
Name
Description
Ngain[15:0] N line calibration gain. For details, please refer to IDT application note AN-641.
Nphi
N Line Calibration Angle
Address: 26H
Type: Read/Write
Default Value: 0000H
15
14
Nphi15
-
7
6
Nphi7
Nphi6
13
-
5
Nphi5
12
-
4
Nphi4
11
-
3
Nphi3
10
-
2
Nphi2
9
Nphi9
1
Nphi1
Bit
15 - 0
Name
Description
Nphi[15:0] N line calibration phase angle. For details, please refer to IDT application note AN-641.
PStartTh
Active Startup Power Threshold
Address: 27H
Type: Read/Write
Default Value: 08BDH
15
14
PStartTh15
PStartTh14
7
6
PStartTh7
PStartTh6
13
PStartTh13
5
PStartTh5
12
PStartTh12
4
PStartTh4
11
PStartTh11
3
PStartTh3
10
PStartTh10
2
PStartTh2
9
PStartTh9
1
PStartTh1
8
Ngain8
0
Ngain0
8
Nphi8
0
Nphi0
8
PStartTh8
0
PStartTh0
Bit
15 - 0
Name
Description
PStartTh[15:0] Active startup power threshold. For details, please refer to IDT application note AN-641.
Register
27
January 10, 2012