MB1511 Datasheet, PDF (4/15 Pages) Fujitsu Component Limited. – Serial Input PLL Frequency Synthesizer

MB1511
s BLOCK DIAGRAM
V CC 5
GND 7
LE 14
OSC IN 1
OSC OUT ³
Cristal
oscillator
fIN 10
Prescaler
Data 13
Clock 11
Control
1 bit latch
16 bit shift register
16 bit shift register
15 bit latch
15 bit latch
Programmable
reference divider
Binary 14-bit S
reference counter W
Monitor
frequency
changing
circuit
fr
fp
Analog switch
17 fOUT
15 FC
8 LD
20 φR
18 φP
16 BISW
19 bit shift register
19 bit shift register
Charge pump
4 _VP
6 DO
18 bit latch
7 bit latch
11 bit latch
Programmable
Binary 7 bit
swallow
counter
Binary 11 bit
programmable
counter
Control circuit
: Data signal
: Control signal
4