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HD6473847RHV Datasheet, PDF (130/546 Pages) Renesas Technology Corp – Renesas 8-Bit Single-Chip Microcomputer H8 Family / H8/300L Super Low Power Series
Section 4 Clock Pulse Generators
4.3.2 Connecting Ceramic Resonator
Figure 4.6(1) shows a typical method of connecting a ceramic oscillator to the H8/3802 Group,
and figure 4.6(2) shows a typical method of connecting a crystal oscillator to the H8/38004,
H8/38002S and H8/38104 Group.
OSC1
Rf
OSC2
C1
Frequency
Manufacturer
C1, C2 Recommendation Value
C2
4.0 MHz Murata Manufacturing Co., Ltd.
30 pF ±10%
C1 = C2 = 30 pF ±10%
Rf = 1 MΩ ±20%
Note: Consult with the ceramic resonator manufacturer
to determine the circuit constants.
Figure 4.6(1) Typical Connection to Ceramic Resonator (H8/3802 Group)
OSC1
OSC2
C1
Rf
C2
Frequency
Manufacturer
Prodoct Name
C1, C2
Recommendation
Value
Ceramic
2.0 MHz
Murata Manufacturing Co., CSTCC2M00G53-B0
Ltd.
CSTCC2M00G56-B0
15 pF ±20%
47 pF ±20%
resonator
10.0 MHz
CSTLS10M0G53-B0
15 pF ±20%
CSTLS10M0G56-B0
47 pF ±20%
16.0 MHz*1
CSTLS16M0X53-B0
15 pF ±20%
20.0 MHz*2
CSTLS20M0X53-B0
15 pF ±20%
Rf = 1 MΩ ±20%
Notes: Consult with the crystal resonator manufacturer
to determine the circuit constants.
1. This does not apply to the H8/38004 and H8/38002S Group.
2. H8/38104 Group only.
Figure 4.6(2) Typical Connection to Ceramic Resonator
(H8/38004, H8/38002S, H8/38104 Group)
Rev. 7.00 Mar. 08, 2010 Page 98 of 510
REJ09B0024-0700