MB15C103 Datasheet, PDF (3/16 Pages) Fujitsu Component Limited. – IF Band PLL Frequency Synthesizer

s BLOCK DIAGRAM
MB15C103
VCC
OSCIN
DIV
Oscillator
input
buffer
Data
setting
circuit
Reference divider
Reference
counter
(R)
fr
fp
Phase
comparator
Comparison divider
Swallow
counter
(A)
Main
counter
(N)
Output
selector
Charge
Do
pump
Lock
LD
detector
fout
fin
Prescaler
16/17 (P)
GND
Control circuit
3