UPC1830GT NEC, UPC1830GT Datasheet - Page 10

• Manufacturer Part Number: UPC1830GT
• Description: FILTER-CONTAINING VIDEO CHROMA/ SYNCHRONIZING SIGNAL PROCESSING LSI COMPATIBLE WITH NTSC/PAL SYSTEM
• Manufacturer: NEC

10
Pin No.
31
32
33
34
35
f
filter
ACC filter
GND (chroma
section)
Separate
chroma input
Power supply
(chroma
section)
O
adjustment
Pin name
34
31
V
CC
V
CC
V
32
CC
Equivalent circuit
500
V
5 k
1 k
CC
30 k
30 k
500
5 k
80 A
Pin for connecting filter of f
automatic adjustment loop.
Pin for connecting filter of ACC
detector.
Chroma section ground.
Separate chroma signal input pin.
This pin also serves as a separate
and composite switch input pin. If
the pin voltage is set to 3.7 V or
more, composite input mode is
entered.
Chroma section power supply.
Function descriptions
O
PC1830