Samsung C8274X User Manual

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CLOCK CIRCUIT 
 
 
S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X 
7-2  
 
MAIN OSCILLATOR CIRCUITS 
X
IN
X
OUT
 
Figure 7-1. Crystal/Ceramic Oscillator (fx) 
X
IN
X
OUT
 
Figure 7-2. External Oscillator (fx) 
 
X
IN
X
OUT
R
 
Figure 7-3. RC Oscillator (fx) 
SUB OSCILLATOR CIRCUITS 
XT
IN
XT
OUT
32.768 kHz
V
REG
104
 
Figure 7-4. Crystal Oscillator (fxt) 
XT
IN
XT
OUT
 
Figure 7-5. External Oscillator (fxt)