HD6433682 ETC, HD6433682 Datasheet - Page 101

• Manufacturer Part Number: HD6433682
• Description: Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Tiny Series
• Manufacturer: ETC

Table 5.1
5.1.2
Figure 5.5 shows a typical method of connecting a ceramic resonator.
5.1.3
Connect an external clock signal to pin OSC
typical connection. The duty cycle of the external clock signal must be 45 to 55%.
Frequency (MHz)
R
C
S
0
(max)
(max)
Connecting Ceramic Resonator
External Clock Input Method
Crystal Resonator Parameters
Figure 5.5 Typical Connection to Ceramic Resonator
2
500
7 pF
Figure 5.6 Example of External Clock Input
OSC
OSC
OSC
OSC
1
2
4
120
7 pF
1
2
1
Open
, and leave pin OSC
8
80
7 pF
C
C
1
2
External clock input
10
60
7 pF
C
C
1
2
= 30 pF ±10%
= 30 pF ±10%
2
Rev. 3.00, 05/03, page 71 of 472
open. Figure 5.6 shows a
16
50
7 pF
20
40
7 pF