Continued from preceding page.
Pin No.
Pin
Voltage
FAMP input
25
VRF IN
VCC/2
25
LA9511W
Function
5.6µH 470Ω
27
A13058
Video system VCC/2 line bypass capacitor connection
The pin voltage approaches the supply voltage in
standby mode.
26
V VREF
VCC/2
26
VCO + HPF output 0.29 Vpp
27
HPF OUT
VCC/2
470Ω 5.6µH
27
A13060
25
28
V GND
0
Video system ground
29
V GND
0
Video system ground
30
NC
31
V VCC
32
A VCC
—
VCC
Video VCC
VCC
Audio VCC
Video preemphasis amplifier output
33
PREEM OUT
VCC/2
1kΩ
33
A13062
34
A13064
Video preemphasis amplifier input
34
34
PREEM IN
VCC/2
1kΩ
33
35
CAR ADJ
A13066
Video VCO free-running adjustment
35
1.25
42PIN
REG
About 22 kΩ
Or EVR
0 to 1.24 V
A13068
Clamp side of the sync tip clamp
36
CLAMP C2
VCC/2
+0.1
4.7µF
36
37
A13070
Equivalent circuit
1.5kΩ
25
V VREF
A13057
Video RF system
20Ω
26
Baseband system
A13059
27
340µA
A13061
33
550µA
A13063
34
1kΩ
60kΩ
35
A13065
REG
1.25V
A13067
V VREF+0.1V
36
10µA
A13069
Continued on next page.
No. 6468-9/13