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參數資料
| 型號： | LA7217 |
| 元件分類： | 信號分離 |
| 英文描述： | SYNC SEPARATOR IC, PDIP14 |
| 封裝： | 0.300 INCH, DIP-14 |
| 文件頁數： | 2/4頁 |
| 文件大小： | 69K |
| 代理商： | LA7217 |
LA7217,LA7217M
No.3804-2/4
Electrical Characteristics at Ta
= 25°C, VCC = 5V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Current drain
ICC
Standard color bar input
4.9
7
9.1
mA
Sync separation minimum input level
VIN min
-15
-11
-8
dB
HD output delay time
tHD
From pin 2 to pin 9
0.1
0.5
0.9
s
HD output pulse width
tHW
3.6
4.0
4.4
s
VD output delay time
tVD
From pin 2 to pin 5
9
13
17
s
VD output pulse width
tVW
0.16
0.21
0.26
ms
Free-running frequency
fO
SW1 off
15.4
15.75
16.1
kHz
Capture range 1
fCH
Judgment by comparison of pin 9 with pin 2
300
500
Hz
Capture range 2
fCL
Judgment by comparison of pin 9 with pin 2
1000
1500
Hz
Sync out, high level voltage
VSH
Level on pin 4
3.9
4.2
V
Sync out, low level voltage
VSL
Level on pin 4
0.8
1.0
V
HD out, high level voltage
VHH
Level on pin 9
3.9
4.2
V
HD out, low level voltage
VHL
Level on pin 9
0.8
1.0
V
VD out, high level voltage
VVH
Level on pin 5
3.9
4.2
V
VD out, low level voltage
VVL
Level on pin 5
0.8
1.0
V
DET out, high level voltage
VDH
4.8
5.0
V
DET out, low level voltage
VDL
SW1 off
0.1
0.3
V
Comparator threshold high level voltage
VTH
SW2-a
2.7
2.95
3.2
V
Comparator threshold low level voltage
VTL
SW2-a
2.4
2.7
3.0
V
Threshold width
VTW
VTHVTL
0.10
0.22
0.40
V
DET operating current, high level
IDH
SW2-b
40
65
90
A
DET operating current, high level
IDL
SW2-b
40
65
90
A
Package Dimensions
unit : mm (typ)
Package Dimensions
unit : mm (typ)
3003B
[LA7217]
3034B
[LA7217M]
SANYO : DIP14(300mil)
1
7
14
8
(3.0)
3.65m
ax
0.51m
in
19.0
(1.88)
2.54
1.2
0.48
0.25
7.62
6.4
3.4
SANYO : MFP14(225mil)
1
14
7
8
(1.19)
1.27
0.35
0.15
10.0
(1
.5
)
0.1
4.4
6.4
0.63
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