UPC1830GT NEC, UPC1830GT Datasheet - Page 24

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

24
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
Remark For the input signal, see Measuring Input Signal.
Parameter
Symbol
R-Y
B-Y DP
R-Y
B-Y DN
e
e
e
E
E
e
E
E
R-Y
R-Y
E
f
f
f
BYM
CAR
HAR
ORY
CP
CS
BLK
OBY
ORYV
OBYV
S
ORY
DP
DN
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
R-Y, B-Y output level
ratio
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
changes from 4.5 to 5.5
V
E
changes from 4.5 to 5.5
V
f = 50/500 kHz
f = 50 kHz/1 MHz
ORY
OBY
change when V
change when V
Conditions
p-p
CC
CC
Sync. signal
(300 mV
Rainbow
color bar
(300 mV
Rainbow
color bar
(300 mV
Rainbow
color bar
(300 mV
Color bar 1
Since wave
(400 mV
Burst (300
mV
Burst (300
mV
Input signal
2
p-p
p-p
) only
) only
–
–
–
p-p
p-p
p-p
p-p
p-p
) only
)
)
)
)
Composite f
/Separate
Composite
Composite
Composite
Separate
Composite
–
–
–
–
–
–
–
(MHz) NTSC
4.43
3.58
4.43
3.58
4.43
3.58
4.43
3.58
3.58
4.43
3.58
4.43
3.58
4.43
4.43
4.43
4.43
S C
PAL or
NTSC
NTSC
NTSC
NTSC
NTSC
NTSC
PAL
PAL
PAL
PAL
PAL
PAL
PAL
PAL
–
–
–
MIN.
0.9
0.9
1.3
2.2
400
400
85
85
–5
–5
0
0
–
–
TYP.
1.0
1.0
1.6
2.5
90
90
–3
–3
–
–
0
0
0
0
–
–
MAX.
100
100
1.1
1.1
1.9
3.0
20
20
100
100
95
95
–
–
0
0
Times
Times
mV
mV
Unit
PC1830
deg
deg
V
mV
mV
mV
mV
Hz
Hz
dB
(2/3)
dB
V
p-p
p-p
p-p