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MB15F74UL Datasheet, PDF (23/26 Pages) Fujitsu Component Limited. – Dual Serial Input PLL Frequency Synthesizer
MB15F74UL
s APPLICATION EXAMPLE
TCXO
1000 pF
From controller
1000 pF
1000 pF
3.0 V
0.1 µF
finIF
XfinIF
GNDIF
VCCIF
PSIF
VpIF
3.0 V
0.1 µF
GND OSCIN Clock Data
1 20 19 18 17 16
2
15
3
14
MB15F74UL
4
13
5
12
6 7 8 9 10 11
LE
finRF
XfinRF
GNDRF
VCCRF
PSRF
DoIF LD/fout DoRF VpRF
3.0 V
0.1 µF
LPF
Lock Det.
LPF
VCO
VCO
1000 pF
1000 pF
3.0 V
0.1 µF
Output
Output
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