HD6473887 Datasheet, PDF (404/523 Pages) Renesas Technology Corp – Hitachi Single-Chip Microcomputer

Table 15-4 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 = –20°C to +75°C unless
otherwise indicated
Applicable Values
Item
Symbol Pins
Min Typ Max Unit Test Condition
Input clock cycle t_Scyc
Input clock high t_SCKH
width
SCK₁
SCK₁
2
—
—
t_cyc
0.4 —
—
t_Scyc
Input clock low t_SCKL
width
SCK₁
0.4 —
—
t_Scyc
Input clock rise t_SCKr
time
SCK₁
—
—
60.0 ns V_CC = 4.0 to 5.5 V
— — 80.0 ns Except the above
Input clock fall t_SCKf
time
SCK₁
—
—
60.0 ns V_CC = 4.0 to 5.5 V
— — 80.0 ns Except the above
Serial output
t_SOD
SO₁
data delay time
—
—
200.0 ns V_CC = 4.0 to 5.5 V
— — 350.0 ns Except the above
Serial input data t_SIS
SI₁
setup time
200.0 —
—
ns V_CC = 4.0 to 5.5 V
400.0 —
—
ns Except the above
Serial input data t_SIH
SI₁
hold time
200.0 —
—
ns V_CC = 4.0 to 5.5 V
400.0 —
—
ns Except the above
Note: * When internal power supply step-down circuit is not used.
Reference
Figure
Figure 15-5
Figure 15-5
Figure 15-5
Figure 15-5*
Figure 15-5
Figure 15-5*
Figure 15-5
Figure 15-5*
Figure 15-5
Figure 15-5*
Figure 15-5
Figure 15-5*
Figure 15-5
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