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STPM01FTR 데이터시트(PDF) 11 Page - STMicroelectronics

부품명 STPM01FTR
상세설명  Programmable single phase energy metering IC
PDF  56 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STPM01FTR 데이터시트(HTML) 11 Page - STMicroelectronics

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STPM01
Electrical characteristics
11/56
Crystal oscillator (see circuit figure 6)
II
Input current on CLKIN
1
µA
RP
External resistor
1
4
M
Ω
CP
External capacitors
22
pF
fCLK
Nominal output frequency
44.194
MHz
88.192
RC Oscillator (see circuit figure 6)
ICLKIN
Settling current
fCLK= 4 MHz
40
60
µA
RSET
Settling resistor
12
k
Ω
tJIT
Frequency jitter
1
ns
On chip reference voltage
VREF
Reference voltage
1.23
V
Reference accuracy
±1
%
TC
Temperature coefficient
After calibration
30
50
ppm/
°C
SPI interface timing
FSCLKr
Data read speed
32
MHz
FSCLKw Data write speed
100
KHz
tDS
Data setup time
20
ns
tDH
Data hold time
0
ns
tON
Data driver on time
20
ns
tOFF
Data driver off time
20
ns
tSYN
SYN active width
2/fCLK
s
Table 6.
Electrical characteristics
(VCC =5V, TA= 25°C, 2.2µF between VDDA and VSS, 2.2µF between VDDD and VSS, 2.2µF
between VCC and VSS unless otherwise specified)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
Table 7.
Typical external components
Function
Component
Parameter
Value
Tolerance
Unit
Line voltage
interface
Resistor divider
R to R ratio VRMS=230V
1650
±1%
V/V
R to R ratio VRMS=110V
830
±1%
Line current
interface
Current shunt
Current to voltage conversion ratio
0.2
±5%
mV/A
Current transformer
30
±12%
Rogowsky coil
3
±12%



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