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UPC1830 Datasheet(PDF) 8 Page - NEC

Part # UPC1830
Description  FILTER-CONTAINING VIDEO CHROMA, SYNCHRONIZING SIGNAL PROCESSING LSI COMPATIBLE WITH NTSC/PAL SYSTEM
PDF  44 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPC1830 Datasheet(HTML) 8 Page - NEC

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µPC1830
8
22
Clamp pulse
input
23
R output
24
G output
25
B output
26
Color killer
filter
27
fSC VCO output
Matrix clamp pulse input pin.
Clamp operation is performed at
2.8 V or more.
Matrix R, G, and B output pins.
DC level is approx. 2.0 V.
Sync. signal component, added to
Y-input (16 pin), appears in R, G,
and B output pins.
Filter connection pin of color killer
sync detector.
fSC VCO oscillator output pin.
Connect this pin to pin 28 via a
3.58 MHz oscillation filter and to
pin 29 via a 4.43 MHz oscillation
filter.
Pin No.
Pin name
Equivalent circuit
Function descriptions
VCC
20 A
10 k
Ω
22
µ
VCC
2 mA
23
24
25
50
Ω
26
500
Ω
VCC
10 k
Ω
10 k
Ω
27
VCC
3.3 k
Ω
125
Ω
125
Ω
2.9 mA



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