HD6433937 Datasheet, PDF (412/521 Pages) Hitachi Semiconductor – Hardware Manual

Table 13-4 Serial Interface (SCI31, SCI32) Timing
V_CC = 1.8 V to 3.6 V, AV_CC = 1.8 V to 3.6 V, V_SS = AV_SS = 0.0 V, Ta = –20°C to +75°C
(including subactive mode) unless otherwise indicated.
Values
Item
Symbol Min Typ Max
Input clock
Asynchronous t_Scyc
4
——
cycle
Synchronous
6
——
Input clock pulse width
Transmit data delay
time(synchronous)
t_SCKW
0.4 —
0.6
t_TXD
——1
Receive data setup time
(synchronous)
t_RXS
400.0 — —
Receive data hold time
(synchronous)
t_RXH
400.0 — —
Unit Test Conditions
t_cyc or
t_subcyc
t_Scyc
t_cyc or
t_subcyc
ns
ns
Reference
Figure
Figure 13-5
Figure 13-5
Figure 13-6
Figure 13-6
Figure 13-6
400