Datasheet

Section 15 Electrical Characteristics
Rev. 6.00 Aug 04, 2006 page 492 of 680
REJ09B0145-0600
Table 15.12 Serial Interface (SCI1) Timing
V
CC
= 1.8 V to 5.5 V, AV
CC
= 1.8 V to 5.5 V, V
SS
= AV
SS
= 0.0 V, Ta = –40°C to +85°C unless
otherwise indicated
Applicable
Values
Reference
Item Symbol Pins Min Typ Max Unit Test Condition Figure
Input clock cycle t
Scyc
SCK
1
4 ——t
cyc
Figure 15.5
Input clock high
width
t
SCKH
SCK
1
0.4——t
Scyc
Figure 15.5
Input clock low
width
t
SCKL
SCK
1
0.4——t
Scyc
Figure 15.5
Input clock rise t
SCKr
SCK
1
— — 60.0 ns V
CC
= 4.0 V to 5.5 V Figure 15.5
*
time — — 80.0 ns Except the above Figure 15.5
Input clock fall t
SCKf
SCK
1
— — 60.0 ns V
CC
= 4.0 V to 5.5 V Figure 15.5
*
time — — 80.0 ns Except the above Figure 15.5
Serial output t
SOD
SO
1
— — 200.0 ns V
CC
= 4.0 V to 5.5 V Figure 15.5
*
data delay time — — 350.0 ns Except the above Figure 15.5
Serial input data t
SIS
SI
1
200.0 — — ns V
CC
= 4.0 V to 5.5 V Figure 15.5
*
setup time 400.0 — — ns Except the above Figure 15.5
Serial input data t
SIH
SI
1
200.0 — — ns V
CC
= 4.0 V to 5.5 V Figure 15.5
*
hold time 400.0 — — ns Except the above Figure 15.5
Note: * When internal power supply step-down circuit is not used.