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参数资料
| 型号： | NTE1784 |
| 厂商： | NTE Electronics, Inc. |
| 英文描述： | Quad Differential Comparator 14-SOIC 0 to 70 |
| 中文描述： | 集成电路电视横向处理器 |
| 文件页数： | 3/4页 |
| 文件大小： | 35K |
| 代理商： | NTE1784 |
Electrical Characteristics (Cont
’
d):
(T
A
= +25
°
C, V
S
= 12V unless otherwise specified)
Parameter
Symbol
Composite Blanking and Key Pulse (Cont
’
d)
Phase Relation between Trailing Edge
of Key Pulse and Middle of Sync
Input Pulse
Key Pulse Duration
t
K
Delay between Flyback Pulse and
Blanking Pulse
Internal Gating Pulse
Gating Pulse Duration
t
q
Phase Relation between Middle of Sync
Pulse and Trailing and Leading Edge
of Gating Pulse
Coincidence Detector
Output Voltage
V
11
Test Conditions
Min
Typ
Max
Unit
t
SK
–
2.7
–
μ
s
3.5
–
3.8
–
–
μ
s
μ
s
t
tb
V
6
= 1.7V
0.2
–
–
7.5
3.75
–
–
μ
s
μ
s
t
With coincidence
Without coincidence
–
–
–
6.8
–
0.5
–
4
–
V
V
Peak Output Current
VCR Switch
Input Voltage
Output Current
I
11
mA
V
11
–
I
11
I
11
0 to 4 or 8.5 to 12
35
–
0.4
–
V
μ
A
mA
–
–
Time Constant Switch
Output Voltage
Output Resistance
V
12
R
12
–
–
–
3
–
–
–
V
k
4.5V < V
11
< 8V
V
11
> 8.5V or V
11
< 4V
100
40
Oscillator
Low Level Threshold Voltage
High Level Threshold Voltage
Charge Current
Discharge Current
Current Source Supply Voltage
Current Source Supply Current
Free
–
Running Frequency
Adjustment Range
Frequency Control Sensitivity
Frequency Change when V
S
Drops to 4V
Oscillator
–
Flyback Pulse Phase Comparator
Control Voltage Range
Peak Control Current
Input Current (Blocked Phase Detector)
Permissible Delay between Output Pulse
Leading Edge and Flyback Pulse
Leading Edge
Static Control Error
V
14
V
14
I
14
I
14
V
15
I
15
f
o
–
–
–
–
–
–
–
–
–
–
5.4
8.2
0.6
0.3
3
0.3
15625
±
10
52
–
–
–
–
–
–
–
–
–
–
V
V
mA
mA
V
mA
Hz
%
Hz/
μ
A
%
±
10
V
5
I
5
I
5
t
d
9.4 to 8.2
–
–
t
p
–
t
f
V
–
–
–
±
0.5
5
–
mA
μ
A
μ
s
–
–
0.2
%
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