MB15F72UV Datasheet, PDF (23/26 Pages) Fujitsu Component Limited. – Dual Serial Input PLL Frequency Synthesizer

s APPLICATION EXAMPLE
MB15F72UV
TCXO
1000 pF
Controller
(divided ratio setting)
OUTPUT
GND
1000 pF
VCO
finIF
XfinIF
1000 pF
LPF
GNDIF
VCCIF
VCCIF
DoIF
OSCIN Clock Data
LE
1
18
17
16
15
2
14
3
13
MB15F72UV
4
12
5
11
6
7
8
9
10
PSIF
PSRF
finRF ^{1000 pF}
OUTPUT
XfinRF
GNDRF
VCCRF
DoRF
1000 pF
VCO
VCCRF
0.1 µF
LPF
0.1 µF
LD/
fout
Lock Detect
Note : Clock, Data, LE : The schmitt trigger circuit is provided (insert a pull-down or pull-up register
to prevent oscillation when open-circuit in the input) .
23