參數(shù)資料
型號： 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，同步信號處理LSI兼容NTSC制式/ PAL制
文件頁數(shù)： 24/44頁
文件大?。?/td> 338K
代理商： UPC1830GT
μ
PC1830
24
Parameter
Conditions
Symbol
VCO free-running
frequency
PAL mode demodu-
lation ratio
NTSC mode
demodulation ratio
PAL mode
demodulation angle
NTSC mode
demodulation angle
Maximum color
difference output
Color difference
output remaining
carrier level
Color difference
output remaining
harmonic level
Color difference
output frequency
characteristics
Blanking stage
difference
Line fluctuation
Color difference
output pin voltage
Color difference
output pin voltage
fluctuation with
power supply
fluctuation
f
S
R-Y
B-Y DP
R-Y
B-Y DN
∠
R-Y
DP
∠
R-Y
DN
e
BYM
e
CAR
e
HAR
f
CP
f
CS
e
BLK
E
ORY
E
ORY
E
OBY
E
ORYV
E
OBYV
VCO oscillator freq.
R-Y/B-Y output ratio
R-Y demodulation angle
Subcolor = max.
R-Y, B-Y output
remaining carrier level
Output remaining
harmonic level,
R-Y, B-Y = 1 V
p-p
f = 50/500 kHz
R-Y, B-Y output level
ratio
f = 50 kHz/1 MHz
R-Y, B-Y output level
ratio
Subcolor = max.
R-Y/B-Y output blank
period/scan period
DC voltage difference
Subcolor = max.
Scan period DC voltage
difference at every
horizontal scanning
period of R-Y output
R-Y output DC voltage,
With no signal
B-Y output DC voltage,
With no signal
E
ORY
change when V
CC
changes from 4.5 to 5.5
V
E
OBY
change when V
CC
changes from 4.5 to 5.5
V
–
4.43
–
±
400
–
–
Hz
3.58
–
±
400
–
–
Hz
Composite
4.43
PAL
0.9
1.0
1.1
Times
3.58
NTSC
0.9
1.0
1.1
Times
Composite
4.43
PAL
85
90
95
deg
3.58
NTSC
85
90
95
deg
Composite
4.43
–
1.3
1.6
1.9
V
p-p
–
3.58
NTSC
0
–
100
mV
p-p
–
3.58
NTSC
0
–
100
mV
p-p
Composite
4.43
PAL
–5
–3
0
dB
3.58
NTSC
Separate
4.43
PAL
–5
–3
0
dB
3.58
NTSC
–
4.43
PAL
–
0
20
mV
–
4.43
PAL
–
0
20
mV
–
4.43
PAL
2.2
2.5
3.0
V
–
4.43
PAL
0
±
100
mV
0
±
100
mV
Composite
/Separate
f
SC
(MHz) NTSC
PAL or
MIN.
TYP.
MAX.
Unit
Sync. signal
(300 mV
p-p
) only
Rainbow
color bar
(300 mV
p-p
)
Rainbow
color bar
(300 mV
p-p
)
Rainbow
color bar
(300 mV
p-p
)
–
Color bar 1
Since wave
2
(400 mV
p-p
)
Burst (300
mV
p-p
) only
Burst (300
mV
p-p
) only
–
–
Input signal
(2/3)
Remark
For the input signal, see
Measuring Input Signal
.
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