UPC1830GT NEC, UPC1830GT Datasheet - Page 5
UPC1830GT
Manufacturer Part Number
UPC1830GT
Description
FILTER-CONTAINING VIDEO CHROMA/ SYNCHRONIZING SIGNAL PROCESSING LSI COMPATIBLE WITH NTSC/PAL SYSTEM
Manufacturer
NEC
Datasheet
1.UPC1830GT.pdf
(44 pages)
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4. PIN EQUIVALENT CIRCUIT DIAGRAMS
Pin No.
1
2
3
4
5
32 f
Horizontal AFC
filter
GND
(synchronous
section)
Pin name
H
VCO filter
2
V
4
CC
3
V
Equivalent circuit
300
1
CC
V
CC
V
CC
3.3 k
2.2 k
30 k
2.2 k
1 mA
3 k
Pins for connecting a 32 f
oscillation filter.
For resonator, use 500 kHz
ceramic resonator in both NTSC
and PAL modes. Bias of pin 1 is
supplied from pin 2 via an external
resistor between pins 1 and 2.
Pin for connecting filter of horizon-
tal AFC detector.
Synchronous section ground.
Function descriptions
PC1830
H
5