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90E21 Datasheet(PDF) 43 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) 43 Page - Integrated Device Technology

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90E21/22/23/24
SINGLE-PHASE HIGH-PERFORMANCE WIDE-SPAN ENERGY METERING IC
Register
43
January 10, 2012
Freq
Voltage Frequency
PowerF
L Line Power Factor
Pangle
Phase Angle between Voltage and L Line Current
Address: 4CH
Type: Read
Default Value: 0000H
Bit
Name
Description
15 - 0
Freq[15:0]
Voltage frequency.
Data format is XX.XX. Frequency measurement range is 45.00~65.00Hz. For example, 1388H corresponds to 50.00Hz.
Address: 4DH
Type: Read
Default Value: 0000H
Bit
Name
Description
15 - 0
PowerF[15:0]
L line power factor.
Signed, MSB is the sign bit. Data format is X.XXX. Power factor range: -1.000~+1.000. For example, 03E8H corresponds to the
power factor of 1.000, and 83E8H corresponds to the power factor of -1.000.
Address: 4EH
Type: Read
Default Value: 0000H
Bit
Name
Description
15 - 0
Pangle[15:0]
L line voltage current angle.
Signed, MSB is the sign bit. Data format is XXX.X. Angle range: -180.0~+180.0 degree.
15
14
13
12
11
10
9
8
Freq15
Freq14
Freq13
Freq12
Freq11
Freq10
Freq9
Freq8
765
432
1
0
Freq7
Freq6
Freq5
Freq4
Freq3
Freq2
Freq1
Freq0
15
14
13
12
11
10
9
8
PowerF15
PowerF14
PowerF13
PowerF12
PowerF11
PowerF10
PowerF9
PowerF8
765
432
1
0
PowerF7
PowerF6
PowerF5
PowerF4
PowerF3
PowerF2
PowerF1
PowerF0
15
14
13
12
11
10
9
8
Pangle15
Pangle14
Pangle13
Pangle12
Pangle11
Pangle10
Pangle9
Pangle8
765
432
1
0
Pangle7
Pangle6
Pangle5
Pangle4
Pangle3
Pangle2
Pangle1
Pangle0



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