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PDF GL3820 Data sheet ( Hoja de datos )
| Número de pieza | GL3820 | |
| Descripción | 1 Video Output 75U-1 VPP No Switched | |
| Fabricantes | Hynix Semiconductor | |
| Logotipo |  |
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GL3820
GL3820
Description
This integrated circuit provides all video
switching allowing connections between the peri
TV plug and video sections in the TV set.
Pin configuration
GND 1
8 EXTERNAL
Features
• 1 Video Output 75Ù– 1 VPP No Switched
• 1 Switched Video Output 2 VPP
• Video Cross Talk : 50 dB Typical
• Short Circuit Protection of Inputs and Outputs
• Clamped Video Inputs
Maximum Ratings
RATING
SYMBOL
Supply Voltage
Operating Temperature
with Load > 150Ω
with Load = 75Ω
Junction Temperature
Storage Temperature
Minimum DC Load Resistor P6
Minimum DC Load Resistor P2
Vcc
Topr
Tj
Tstg
75Ω
VIDEO OUTPUT
INTERNAL
VIDEO INPUT
2
3
NC 4
GL6850
7 VCC
6 SWITCHED
VIDEO OUTPUT
5 SWITCHING
INPUT
VALUE
18
-10 to + 100
-10 to + 70
-40 to + 150
-40 to + 150
600
75
UNIT
V
¡É
¡É
¡É
Ω
Ω
Typical Application and Test Circuit
Switching Input
VCC . 0 or no connected = Video TV
. > 7V = external video
External
Video
Input
1 VPP
Video
Coming
from
TV
2 VPP
7
G=2
8
10kΩ
5
Ref.
(low
impedance)
3
G=1
6 Video
2 VPP
2mA
600Ω
2
Video 1 VPP
75Ω
1
75Ω
Note : We advice to protect the 75Ω output through a 75Ω resistor for supply voltage upper than 9 V.
1
1 page | ||
| Páginas | Total 2 Páginas | |
| PDF Descargar | [ Datasheet GL3820.PDF ] | |
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