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参数资料
| 型号： | NTE1790 |
| 厂商： | NTE Electronics, Inc. |
| 英文描述： | Integrated Circuit Video IF, Chroma Deflection |
| 中文描述： | 集成电路视频中频，色度偏转 |
| 文件页数： | 6/6页 |
| 文件大小： | 49K |
| 代理商： | NTE1790 |
AC Characteristics (Cont
’
d):
(T
A
= +25
°
C, V
CC
= 9V, 6.8V unless otherwise specified)
Parameter
Symbol
Deflection Section (Cont
’
d)
X
’
Ray Protector Recovering Voltage
V
Hold
Vertical Sync Pull
–
In Range
Test Conditions
Min
Typ
Max
Unit
1.0
–
–
1.4
1.7
–
–
V
f
PV1
f
PV2
232.5H
296.5H
32f
H
VCO
32f
H
VCO
32f
H
VCO
60
AFC Time Constant
59
58
57
56
Vertical NFB
Vertical Output
54
Video Input
53
Differential Input
52
Picture Sharpness
51
50
49
Chroma Input
48
ACC Filter
47
46
45
Video Detector Tank
44
AFT Tank/Defeat
AFT Output
42
4.5MHz Output
41
GND
40
I/C Detector
39
38
37
SIF Input
36
SIF Bias
35
Detector Output
34
33
H V
CC
(6.8V)
Sync Sep Input
9V V
CC
Q
–
SIF
9V V
CC
PIF
PIF Input
PIF Input
9V V
CC
V/C/D
Bypass
RF AGC Delay
f
SC
VCO
APC Filter
f
SC
VCO
Killer Filter
Pin Connection Diagram
1
2
3
4
5
6
7
8
Contrast Control
9
R
–
Y Output
10
G
–
Y Output
11
12
13
–
Y Output
14
15
Brightness
16
17
18
19
20
21
22
PIF AGC Time Constant
Sync Sep Time Constant
QIF Input
QIF Input
Pedestal Clamp
B
–
Y Output
Flyback Pulse Input
GND
GND
X
–
Ray Protect
Tint Control
Color Control
64
63
62
61
Horiz Driver Output
55
Video Output
RF AGC Output
Video Detector Tank
I/C Detector
GND
PIF AGC Time Constant
23
24
25
26
27
43
QIF AGC Time Constant
Preamp Output
28
Audio Input
Volume Control
FM Detector Tank
NFB
29
30
31
32
FM Detector Tank
2.270 (57.65) Max
1
32
64
33
.708 (18.0)
Min
.750 (19.0)
.236
(6.0)
Max
.106 (2.7) Min
.070 (1.78)
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