FS8170 Datasheet, PDF (12/17 Pages) List of Unclassifed Manufacturers – 2.5 GHz Low Power Phase-locked Loop IC

FS8170
Measurement Circuit Setup
The circuit shown in Fig. 4 is used for measuring the input sensitivity of the FIN input of
the PLL.
Fig. 4 – FIN input sensitivity test circuit
1000pF
0.1µF
1000pF
S.G.
1000pF
S.G.
50Ω
FIN XFIN VSS DO VCC VP XOUT XIN
50Ω
87 6 5 4 3 2 1
9 10 11 12 13 14 15 16
CLK DATA LE EN ZC FOLD φP φR
From Controller ^Vcc
To Counter
Page 12
May 2003