
20
IC BLOCK DIAGRAM
IC, CXA1619BS
IC, NJM567
7
1
3
2
4
5
6
PHASE
DETECTOR
CURRENT
CONTROLLED
OSCILLATOR
QUADRATURE
PHASE
DETECTOR
8
R2
3.9k
LOOP
LOW
PASS
FILTER
OUTPUT
AMP
AMP
R3
VREF
V+
GROUND
OUTPUT
FILTER
INPUT
TIMING R
TIMING CR
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299