參數(shù)資料
型號(hào): UPC1830GT
廠商: NEC Corp.
英文描述: FILTER-CONTAINING VIDEO CHROMA, SYNCHRONIZING SIGNAL PROCESSING LSI COMPATIBLE WITH NTSC/PAL SYSTEM
中文描述: 過濾含視頻色度,同步信號(hào)處理LSI兼容NTSC制式/ PAL制
文件頁數(shù): 8/44頁
文件大?。?/td> 338K
代理商: UPC1830GT
μ
PC1830
8
22
Clamp pulse
input
23
R output
24
G output
25
B output
26
Color killer
filter
27
f
SC
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.
f
SC
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
V
CC
20
A
μ
10 k
22
V
CC
2 mA
23
24
25
50
26
500
V
CC
10
k
10
k
27
V
CC
3.3
k
125
125
2.9 mA
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