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參數(shù)資料
| 型號： | TEA2130 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | TV AND SATELLITE DECODER SCANNING PROCESSOR |
| 中文描述： | 電視和衛(wèi)星解碼器掃描處理器 |
| 文件頁數(shù)： | 5/8頁 |
| 文件大?。?/td> | 126K |
| 代理商： | TEA2130 |
ELECTRICAL CHARACTERISTICS
(continued)
(T
amb
= 25
o
C; V
CC
= 12V; Pulse duration 50% of the amplitude
)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
φ
2 COMPARATOR (Pin 14)
Output current
Delay between
φ
2 falling edge
and the middle video sync. pulse
During line flyback
F
VCO
= 500 kHz
±
300
2.2
±
500
2.7
±
700
3.2
μ
A
μ
s
LINE MONOSTABLE (Pin 10)
Charge current
Discharge current
Flip-Flop threshold
Line output high
Line output low
Falling edge on the line output
- 67
170
1.3
μ
A
μ
A
V
LINE OUTPUT (Pin 11)
Low level
Pulse duration
φ
2 adjustment range
I
11
= 20 mA
R
9
= 3.32k
, C
10
= 1.5nF
Controlled by V
14
compared with
video signal
1
32
V
μ
s
μ
s
27
15
29.5
18
LINE SAW-TOOTH (Pin 8)
Charge Current
Discharge Current
Discharge Duration
R
9
= 3.32 k
- 200
3.5
- 180
7
6.5
- 150
μ
A
mA
μ
s
Controlled by logic VCO 500kHz
LINE FLYBACK INPUT (Pin 13)
Blanking Line Threshold
φ
2 Loop Threshold and Line
Output Inhibition (Pin 11)
Input Current
Active above threshold
Active above threshold
0.35
2.7
0.4
3
0.6
3.3
V
V
-
0.4V < V
13
< 0.4V
0.4V < V
13
< 3V
3V < V
13
- 20
- 10
-10
- 5
- 4
- 4
- 1
μ
A
μ
A
μ
A
SUPER SANDCASTLE GENERATOR (Pin 12)
Burst Level
Line Blanking Level
Frame Blanking Level
Delay between the midde of the
video sync. pulse and the rising
edge of the burst (t
1
)
R
L
= 2.2 k
to ground
9
4
2
V
V
V
μ
s
4.5
2.5
2.8
5
3
2.45
3.15
Burst Pulse Duration
G
50Hz
60Hz
G
Fixed by flyback
Signal pin 13
Fixed by the logic
4.1
3.6
4.4
3.9
4.7
4.2
μ
s
μ
s
Line Blanking Duration
Frame Blanking Duration
21
Line
2
t
1
2
TEA2130
5/8
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