Hitachi H8/3672 Series Hardware Manual page 240

Table 16-4 Serial Interface (SCI3) Timing
V = 3.0 V to 5.5 V, V
CC
Item
Input Asynchro-
clock nous
cycle
Synchro-
nous
Input clock pulse
width
Transmit data delay
time (clocked
synchronous)
Receive data setup
time (clocked
synchronous)
Receive data hold
time (clocked
synchronous)
Rev. 1.0, 03/01, page 216 of 280
= 0.0 V, T = –20°C to +75°C, unless otherwise specified.
SS a
Applicable
Symbol Pins
t SCK3
Scyc
t SCK3
SCKW
t TXD
TXD
t RXD
RXS
t RXD
RXH
Test Condition
V = 4.0 V to 5.5 V
CC
V = 4.0 V to 5.5 V
CC
V = 4.0 V to 5.5 V
CC
Values
Min Typ Max Unit
4 — — t
cyc
6 — —
0.4 — 0.6 t
Scyc
— — 1 t
cyc
— — 1
62.5 — — ns
100. — —
0
62.5 — — ns
100. — —
0
Reference
Figure
Figure 16-4
Figure 16-5