CAT5172 Ver la hoja de datos (PDF) - ON Semiconductor
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CAT5172 Datasheet PDF : 10 Pages
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CAT5172
SPI INTERFACE
Table 6. CAT5172 SERIAL DATA−WORD FORMAT
B7 B6 B5 B4 B3 B2 B1 B0
D7 D6 D5 D4 D3 D2 D1 D0
MSB
LSB
27
20
CS
CLK
SDI
V1
VOUT
V2
1 234 5 678
DATA IN
D7 D6 D5 D4 D3 D2 D1 D0
Figure 2. CAT5172 SPI Interface Timing Diagram (VA = 5 V, VB = 0 V, VW = VOUT)
1
SDI
(DATA IN) 0
1
CLK
0
tCSHO
1
CS
0
VW
VOUT
VW0
Dx
tCH
Dx
tDS
tCL
tCSS
tDH
tCS1
tCSH1
tCSW
tS
1 LSB
Figure 3. SPI Interface Detailed Timing Diagram (VA = 5 V, VB = 0 V, VW = VOUT)
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