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L5953 데이터시트(PDF) 12 Page - STMicroelectronics

부품명 L5953
상세설명  Multiple switching voltage regulator
PDF  31 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
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L5953 데이터시트(HTML) 12 Page - STMicroelectronics

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Block diagram and electrical specifications
L5953
12/31
Figure 3.
AC testing input output waveforms
DC characteristics (Tamb = -40 to 85°C, VSPI = 3V to 5.5V)
ILI
Input leakage current
5
μA
ILO
Output leakage current
±2
μA
VIL
Input low voltage
-0.3
0.3VSP
I
V
VIH
Input high voltage
0.7VSPI
VSPI+1
V
VOL
Output low voltage
IOL = 2mA
0.2VSPI
V
VOH
Output high voltage
IOH = -2mA
0.8VSPI
V
AC characteristics (Tamb = -40 to 85°C, VSPI = 3V to 5.5V
tSCLH
tSU
S setup time
50
ns
tCLSH
tSH
S hold time
50
ns
tCH
tWH
Clock high time
200
ns
tCL
tWL
Clock low time
300
ns
tCLCH
tRC
Clock rise time
1
μs
tCHCL
tFC
Clock fall time
1
μs
tDVCH
tDSU
Data In setup time
50
ns
tCHDX
tDH
Data In hold time
50
ns
tDLDH
tRI
Data In rise time
1
μs
tDHDL
tFI
Data in fall time
1
μs
tSHSL
tCS
S deselect time
4.5V < VSPI < 5.5V
3V < VSPI < 4.5V
200
250
ns
ns
tSHQZ
tDIS
Output disable time
150
ns
tQVCL
tV
Clock low to output valid
250
ns
tCLQX
tHO
Output hold time
0
ns
tQLQH
tRO
Output rise time
100
ns
tQHQL
tFO
Output fall time
100
ns
Table 7.
SPI interface (continued)
Symbol
Alt
Parameter
Test conditions
Min.
Max.
Unit
0.8VSPY
0.2VSPY
0.7VSPY
0.3VSPY
D03AU1479



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