Table 13-4 Serial Interface (SCI31, SCI32) Timing
V
= 1.8 V to 3.6 V, AV
CC
(including subactive mode) unless otherwise indicated.
Item
Input clock
Asynchronous t
cycle
Synchronous
Input clock pulse width
Transmit data delay
time(synchronous)
Receive data setup time
(synchronous)
Receive data hold time
(synchronous)
400
= 1.8 V to 3.6 V, V
CC
Values
Symbol Min
Typ
4
—
Scyc
6
—
t
0.4
—
SCKW
t
—
—
TXD
t
400.0 —
RXS
t
400.0 —
RXH
= AV
= 0.0 V, Ta = –20°C to +75°C
SS
SS
Max
Unit
Test Conditions
—
t
or
cyc
—
t
subcyc
0.6
t
Scyc
1
t
or
cyc
t
subcyc
—
ns
—
ns
Reference
Figure
Figure 13-5
Figure 13-5
Figure 13-6
Figure 13-6
Figure 13-6