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8.
X1, X2
Use a ceramic oscillator for the clock of this LSI.
The oscillation frequency must be range 4.19 MHz
Recommended oscillator parts are the following.
Maker
CSA 4.19 MGU
MURATA
M.F.G
9.
Others
XT1 and XT2 are the input terminals when using an external clock. However, this LSI is set to use X1 and X2.
Please refrain from using terminal XT2 and connect terminal XT1 to Vss (GND).
The connect terminal NC is not connected to the inside of the LSI.
Type
4.19 MHz
CSA 4.19 MG
C1
C2
0.5%.
Capacitor
f
C1
30PF 30PF
0.5%
30PF 30PF
X1
X2
CSA4.19MG
4.19MHz
13
CBM-909PC Series User'sManual
Operating
C2
Voltage
2.7 ~ 6.0 V
3.0 ~ 6.0 V
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