Appendix
Fig. 12. Recommended oscillation circuit
(i) Main clock
(ii) Main clock
CXP86213/86217, CXP86325/86333, CXP86441/86449/86461
(iii) Sub clock
EXTAL
XTAL
Rd
C1
C2
EXTAL
XTAL
Rd
C1 C2
TEX
C1
TX
Rd
C2
Manufacture
Model
fc (MHz) C1 (pF) C2 (pF) Rd (Ω) Circuit example
CSA10.0MTZ
10.0
30
30
CSA12.0MTZ
12.0
(i)
MURATA MFG CSA16.00MXZ040 16.0
5
CO., LTD
CST10.0MTW∗
10.0
5
0∗1
CST12.0MTW∗
12.0
30
30
(ii)
CST16.00MXW0C1∗ 16.0
5
5
RIVER
ELETEC CO., HC-49/U03
8.0
18
12.0
12
18
12
330∗1
LTD.
16.0
10
10
(i)
8.0
10
10
HC-49/U (-S)
KINSEKI LTD.
12.0
5
5
0∗1
16.0
OPEN OPEN
P3
32.768kHz 30
33
120k
(iii)
∗ Models with an asterisk have the built-in ground capacitance (C1, C2).
∗1 The series resistor for XTAL can reduce the effect of the noise caused by the electrostatic discharge.
Mask Option Table
Item
Reset pin pull-up resistor
Non-existent
Content
Existent
– 19 –