MB15C02 Datasheet, PDF (5/25 Pages) Fujitsu Component Limited. – Single Serial Input PLL Frequency Synthesizer On-Chip prescaler

s BLOCK DIAGRAM
MB15C02
VDD
Clock
Data
LE
fin
PS
LD
Do
Intermittent
mode control
circuit
Control
register
Programmable
reference divider
Binary 14-bit
reference counter
14
14-bit latch
14
18-bit shift register
18
18-bit latch
6
12
Crystal
oscillator
circuit
VSS
OSCIN
fr
Phase
comparator
fp
Output
control
circuit
OSCOUT
TEST
FC
φP
Output
control
φR
circuit
Prescaler
Binary 6-bit
swallow
counter
Binary 12-bit
programma-
ble counter
Lock detector
Control circuit
Charge
pump
VP
5