MC145740F Просмотр технического описания (PDF) - Motorola => Freescale
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MC145740F Datasheet PDF : 12 Pages
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SWITCHING CHARACTERISTICS (VCC = 5 V ± 10%, TA = – 20 to 70°C, See Figure 4)
Parameter
Symbol
Number
Min
Typ
Max
Unit
Pulse Width (H)
Pulse Width (L)
Clock Cycle
Input Rise Time
Input Fall Time
Recovery Time
Setup Time
EN, SCK
twh
1
50
—
EN, SCK
twl
2
50
—
tc
3
100
—
tr
4
—
—
tf
5
—
—
EN to SCK
trec
6, 18
50
—
DATA to SCK
tsu
7
50
—
R/W Low to DATA
9
100
—
—
ns
—
ns
—
ns
2
µs
2
µs
—
ns
—
ns
—
R/W High to DATA
12
50
—
—
Hold Time
SCK to DATA
th
EN to R/W
8
50
—
—
ns
10
50
—
—
DATA to R/W
14
50
—
—
R/W to DATA
15
50
—
—
Read Data Delay Time
EN to DATA
td
SCK to DATA
13
—
—
50
ns
17
—
—
50
MC145740
4
MOTOROLA
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