HD6412332 RENESAS [Renesas Technology Corp], HD6412332 Datasheet - Page 883

• Manufacturer Part Number: HD6412332
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Table 20.4 External Clock Input Conditions
Item
External clock input
low pulse width
External clock input
high pulse width
External clock rise time
External clock fall time
Clock low pulse width
level
Clock high pulse width
level
EXTAL
t
EXr
t
t
t
t
Symbol
t
t
EXL
EXH
EXr
EXf
CL
CH
Figure 20.6 External Clock Input Timing
20
20
—
—
V
to 3.6 V
Min
0.4
80
0.4
80
CC
t
EXH
= 2.7 V
—
—
5
5
Max
0.6
—
0.6
—
V
to 3.6 V
Min
10
10
—
—
0.4
80
0.4
80
CC
Rev.4.00 Sep. 07, 2007 Page 853 of 1210
= 3.0 V
t
EXf
Max
—
—
5
5
0.6
—
0.6
—
t
EXL
Unit
ns
ns
ns
ns
t
ns
t
ns
cyc
cyc
Test
Conditions
Figure 20.6
φ ≥ 5 MHz
φ < 5 MHz
φ ≥ 5 MHz
φ < 5 MHz
V
CC
× 0.5
REJ09B0245-0400
Figure 22.2