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90E21 Datasheet(PDF) 34 Page - Integrated Device Technology

Part # 90E21
Description  Single-Phase High-Performance Wide-Span Energy Metering IC
PDF  57 Pages
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Manufacturer  IDT [Integrated Device Technology]
Direct Link  http://www.idt.com
Logo IDT - Integrated Device Technology

90E21 Datasheet(HTML) 34 Page - Integrated Device Technology

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90E21/22/23/24
SINGLE-PHASE HIGH-PERFORMANCE WIDE-SPAN ENERGY METERING IC
Register
34
January 10, 2012
IoffsetL
L Line Current Offset
IoffsetN
N Line Current Offset
PoffsetL
L Line Active Power Offset
Address: 35H
Type: Read/Write
Default Value: 0000H
Bit
Name
Description
15 - 0
IoffsetL[15:0]
L line current offset. For calculation method, please refer to IDT application note AN-641.
Address: 36H
Type: Read/Write
Default Value: 0000H
Bit
Name
Description
15 - 0
IoffsetN[15:0]
N line current offset. For calculation method, please refer to IDT application note AN-641.
Address: 37H
Type: Read/Write
Default Value: 0000H
Bit
Name
Description
15 - 0
PoffsetL[15:0] L line active power offset.
Complement, MSB is the sign bit. For calculation method, please refer to IDT application note AN-641.
15
14
13
12
11
10
9
8
IoffsetL15
IoffsetL14
IoffsetL13
IoffsetL12
IoffsetL11
IoffsetL10
IoffsetL9
IoffsetL8
765
432
1
0
IoffsetL7
IoffsetL6
IoffsetL5
IoffsetL4
IoffsetL3
IoffsetL2
IoffsetL1
IoffsetL0
15
14
13
12
11
10
9
8
IoffsetN15
IoffsetN14
IoffsetN13
IoffsetN12
IoffsetN11
IoffsetN10
IoffsetN9
IoffsetN8
765
432
1
0
IoffsetN7
IoffsetN6
IoffsetN5
IoffsetN4
IoffsetN3
IoffsetN2
IoffsetN1
IoffsetN0
15
14
13
12
11
10
9
8
PoffsetL15
PoffsetL14
PoffsetL13
PoffsetL12
PoffsetL11
PoffsetL10
PoffsetL9
PoffsetL8
765
432
1
0
PoffsetL7
PoffsetL6
PoffsetL5
PoffsetL4
PoffsetL3
PoffsetL2
PoffsetL1
PoffsetL0



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