C517A Datasheet, PDF (20/72 Pages) Siemens Semiconductor Group – 8-Bit CMOS Microcontroller

C517A
Figure 8 shows the recommended oscillator circiutries for crystal and external clock operation.
Crystal Oscillator Mode
C
XTAL1
3.5 - 24
MHz
XTAL2
C
Crystal Mode: C = 20 pF 10 pF
(Incl. Stray Capacitance)
Driving from External Source
N.C.
XTAL1
External Oscillator
Signal
XTAL2
MCS03245
Figure 8
Recommended Oscillator Circuitries
Semiconductor Group
18