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STPMC1 bảng dữ liệu(PDF) 41 Page - STMicroelectronics

tên linh kiện STPMC1
Giải thích chi tiết về linh kiện  Programmable poly-phase energy calculator IC
PDF  77 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
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STPMC1 bảng dữ liệu(HTML) 41 Page - STMicroelectronics

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STPMC1
Theory of operation
Doc ID 15728 Rev 6
41/77
Equation 4
ϕ
phc is the phase compensation in degree,
KPHC is the calculated coefficient,
fline is the frequency of voltage signal,
fphc is the clock for phase compensation.
The clock for phase compensation fphc can be derived as reported in Table 23 and Table 24
Table 23.
fphc frequency settings
MDIV (1 bit)
PM (1 bit)
HSA (1 bit)
fCLK
X0
0
fXTAL1 / 8
X0
1
fXTAL1 / 4
01
X
fXTAL1 / 2
11
X
fXTAL1 / 4
Table 24.
fphc frequency values
fXTAL1
PM (1 bit)
HSA (1 bit)
fCLK
4.194 MHz
0
0
524 kHz
4.195 MHz
614 kHz
8.192 MHz
1.024 MHz
9.830 MHz
1.229 MHz
4.194 MHz
1
1.049 MHz
4.195 MHz
1.229 MHz
8.192 MHz
2.048 MHz
9.830 MHz
2.458 MHz
4.194 MHz
1X
2.097 MHz
4.195 MHz
2.458 MHz
8.192 MHz
2.048 MHz
9.830 MHz
2.458 MHz
Table 25.
fphc frequency settings for PM = 1
fXTAL1
fphc
4.194 MHz
2.097 MHz
4.915 MHz
2.458 MHz
8.192 MHz
2.048 MHz
9.830 MHz
2.458 MHz
phc
line
PHC
phc
f
f
360
K
⋅
°
=
ϕ



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