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参数资料
| 型号： | NTE7150 |
| 厂商： | NTE Electronics, Inc. |
| 英文描述： | Integrated Circuit Video, Chroma, and Sync. Signal Processing Circuit for PAL/NTSC/SECAM System Color Televisions |
| 中文描述： | 集成电路视频，色度和同步。信号处理电路用于PAL / NTSC / SECAM制式彩色电视系统 |
| 文件页数： | 3/8页 |
| 文件大小： | 59K |
| 代理商： | NTE7150 |
AC Characteristics (Cont
’
d):
V
CC
= 9V, Logic V
CC
= 3.3V, T
A
= +25
°
C unless otherwise specified)
Parameter
Test Conditions
Video Section (Cont
’
d)
Sharpness Control
Maximum Gain
Input 2T pulse VBS to TP60 and TP63. Measure
Center Gain
Minumim Gain
SW OFF.
YNR Gain
Contact Control
Center Gain
Measure Y output gain of data = 40H and 00H.
Minimum Gain
Point
V
a
V
b
Gain
G
a
G
b
Y Signal to Noise Ratio
Chroma Section 1
(PAL/NTSC)
ACC Output Characteristics
e300
Input rainbow signal whose burst and chroma
signal level is 300mV
P
–
P
and 100mV
P
–
P
.
Measure sugnal amplitude at Pin41.
ACC Flatness
3300/e100
Killer
–
On Level
PAL
Input color bar signal. Measure burst amplitude
at which color begins to disappear when burst is
gradually reduced.
Killer
–
Off Level
PAL
Input color bar signal. Measure burst amplitude
at which color begins to be tinted when burst is
gradually increased from 0.
APC Pull
–
In Range
3.58MHz
f
o
= 3.579545MHz
4.43MHz
f
o
= 4.433619MHz
M PAL
f
o
= 3.575611MHz
VCXO Freq Control Sensitivity
4.43MHz
Fix X
–
tal mode with bus. Measure frequency
3.58MHz
M PAL
f
sc
Output Amplitude
4.43MHz
Fix X
’
tal mode with bus. Measure signal
3.58MHz
f
sc
Output Voltage
4.43MHz
Fix X
’
tal mode with bus. Measure DC voltage at
3.58MHz
B
–
Y Output Amplitude
4PAL
Input rainbow signal. Measure signal amplitude
3NTSC
Min
Typ
Max
Unit
3.5
0.5
–
3
–
20
5.5
1.5
–
1
–
13
7.5
3.5
+1
–
8
dB
dB
dB
dB
2T pulse output gain of data = 3FH, 20H, and
00H. 0dB is equal to the output gain of sharpness
–
4.0
–
17
–
5.5
–
19
–
7.0
–
21
dB
dB
Maximum Y gain is 0dB.
40
80
50
90
60
100
IRE
IRE
–
1
–
4
50
–
3
–
6
55
–
5
–
8
60
dB
dB
dB
260
370
520
mV
P
–
P
e100
260
370
520
mV
P
–
P
0.9
1.0
1.1
0.2
0.5
1.0
mV
P
–
P
NTSC
0.2
0.5
1.0
mV
P
–
P
1.0
2.5
4.0
mV
P
–
P
NTSC
1.0
2.5
4.0
mV
P
–
P
±
300
±
300
±
300
±
500
±
500
±
500
±
1000
±
1000
±
1000
Hz
Hz
Hz
1.7
1.5
1.8
2.4
2.2
2.5
3.2
3.0
3.3
Hz/mV
Hz/mV
Hz/mV
changes at TP28 when varying TP26 voltage
from 6.2V to 6.3V.
130
120
150
140
170
160
mV
P
–
P
mV
P
–
P
amplitude at TP28.
3.6
2.8
3.9
3.1
4.2
3.4
V
TP28.
V
260
260
370
370
520
520
mV
P
–
P
mV
P
–
P
at Pin41.
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