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GL3820 Datasheet, PDF (1/2 Pages) Hynix Semiconductor – 1 Video Output 75U-1 VPP No Switched | |||
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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 75Ãâ 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
Vcc
Operating Temperature
Topr
with Load > 150â¦
with Load = 75â¦
Junction Temperature
Tj
Storage Temperature
Tstg
Minimum DC Load Resistor P6
Minimum DC Load Resistor P2
75⦠2
VIDEO OUTPUT
INTERNAL 3
VIDEO INPUT
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
¡Ã
¡Ã
¡Ã
â¦
â¦
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
10kâ¦
5
Ref.
(low
impedance)
3
G=1
6
Video
2 VPP
2mA
600â¦
2
Video 1 VPP
75â¦
1
75â¦
Note : We advice to protect the 75⦠output through a 75⦠resistor for supply voltage upper than 9 V.
1
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