LA7217, 7217M
Test Circuit
VCC=5V
A
0.01µF
1µF
3.9kΩ
Murata
CSB
500F9
560Ω
820pF
14
13
12
11
10
9
8
NC
AFC
32fH
VCO
COUNT
DOWN
SYNC
SEP
NC
1
SW1
ATT
SG
2
3
4
0.056µF 150kΩ
1µF
75Ω
VCC
LOCK
DET
V.SEP
5
6
7
SW2
10kΩ
a
b
2.5V
A11104
Sample Application Circuit
Murata
CSB
500F9
820pF
1µF
HD
DET
5V
0.01µF
3.9kΩ 560Ω
14
13
12
11
10
9
8
NC
AFC
32fH
VCO
COUNT
DOWN
LOCK
DET
SYNC
SEP
NC
1
2
3
4
1µF
SYNC
0.056µF 150kΩ
V.SEP
5
VD
6
7
0.022µF
VCC
A11105
• DET OUT becomes high upon lock.
• When feeding video signal to the input pin directly, keep DC level between 2 and 3.5 volts.
• Standard video input is 1 Vp-p.
No.3804-3/4