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Table 15.5 Serial Interface (SCI1) Timing of H8/3855, H8/3856, and H8/3857
V
= 3.0 V to 5.5 V, AV
CC
unless otherwise specified.
Item
Symbol Pins
Input serial clock
t
Scyc
cycle time
Input serial clock
t
SCKH
high width
Input serial clock
t
SCKL
low width
Input serial clock
t
SCKr
rise time
Input serial clock
t
SCKf
fall time
Serial output data
t
SOD
delay time
Serial input data
t
SIS
setup time
Serial input data
t
SIH
hold time
Note:
*
The guaranteed temperature as an electrical characteristic for die type products is
75°C.
= 3.0 V to 5.5 V, V
CC
Applicable
Test Conditions
SCK
1
SCK
1
SCK
1
SCK
V
= 4.0 V to 5.5 V
1
CC
SCK
V
= 4.0 V to 5.5 V
1
CC
SO
V
= 4.0 V to 5.5 V
1
CC
SI
V
= 4.0 V to 5.5 V
1
CC
SI
V
= 4.0 V to 5.5 V
1
CC
15. Electrical Characteristics (H8/3857 Group)
= AV
= 0.0 V, T
SS
SS
a
Min
4
0.4
0.4
⎯
⎯
⎯
⎯
⎯
⎯
200.0
400.0
200.0
400.0
Rev.3.00 Jul. 19, 2007 page 413 of 532
= –20°C to +75°C*,
Values
Reference
Typ
Max
Unit Figure
⎯
⎯
t
Figure 15.6
cyc
⎯
⎯
t
Figure 15.6
Scyc
⎯
⎯
t
Figure 15.6
Scyc
⎯
60.0
ns
Figure 15.6
⎯
80.0
⎯
ns
Figure 15.6
60.0
⎯
80.0
⎯
200.0
ns
Figure 15.6
⎯
350.0
⎯
⎯
ns
Figure 15.6
⎯
⎯
⎯
⎯
ns
Figure 15.6
⎯
⎯
REJ09B0397-0300
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