e421371 Datasheet, PDF (16/29 Pages) Fuji Electric – Fractional-N PLL Frequency Synthesizer

MB15F83UL
s TEST CIRCUIT (for Measuring Input Sensitivity fin/OSCIN)
VpIF
VCCIF
fout
Oscilloscope
0.1 µF
0.1 µF
1000 pF
1000 pF
S.G
1000 pF
P.G
50 Ω
LD/fout DOIF VpIF PSIF VCCIF GNDIF XfinIF finIF GND OSCIN
50 Ω
10 9 8 7 6 5 4 3 2 1
MB15F83UL
11 12 13 14 15 16 17 18 19 20
1000 pF
DORF VpRF PSRF VCCRFGNDRFXfinRF finRF LE Data Clock
S.G
50 Ω
VpRF
VCCRF
1000 pF Controller (divide
ratio setting)
0.1 µF
0.1 µF
Note : TSSOP-20
16