XR215A Datasheet, PDF (28/32 Pages) Exar Corporation – Monolithic Phase-Locked Loop

XR-215A
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0.4
0.6
0.8 1.0
1.2
1.4
1.6
Normalized Tracking Range (f/f_o)
Figure 27. Typical Discriminator Output Characteristics for Tracking Filter Applications
Signal
Input
Vs
5K
0.1mF
+12V
5K
0.1mF
20K
16K
0.01mF
U1
6
Phase
Comp.
11
5 16 V_CC
4
XR-215A
0.01mF
12
VCO
15
10
V_EE
9 13
Op
8
Amp.
14 2 3 1 7
1K
300pF
10K
30pF ^10MHz
10nF
100K
Crystal
Fundamental
Mode
10nF
10K
10nF
50 50
VCO
Output
Demodulated
Ouput
Rev. 1.01
Figure 28. Typical Circuit Connection for Crystal-Controlled PLL.
28