GL3812 Datasheet, PDF (1/6 Pages) Hynix Semiconductor – AUDIO/VIDEO SWITCH FOR TV, VCR

GL3812
GL3812
AUDIO/VIDEO
SWITCH FOR TV, VCR
Functions
• Audio Signal Switching
• Video Signal Switching
• Input Signal Selecting Logic
Features
• Possible to Switch 4 Channel Video Signals
• Possible to Switch 4 Channel L & R Audio Signals
Absolute Maximum Ratings ( T_A = 25°C )
Supply Voltage
Power Dissipation
Operating Temperature
Storage Temperature
V_CC1
V_CC2
P_D
T_OPR
T_STG
-20 to
-55 to
15V
310mW
+ 70°C
+125°C
Pin Configuration
AUDIO-IN LCH(V1)
AUDIO-IN, LCH(V2)
AUDIO-IN, LCH(V3)
AUDIO-IN, RCH(V1)
AUDIO-IN, RCH(V2)
AUDIO-IN, RCH(V3)
VIDEO-IN(V1)
VCC
VIDEO-IN(V2)
GND
MODE-IN(C0)
1
22
2
21
3
20
4
19
5
18
6 _{G L 3 8 1 2} 17
7
16
8
15
9
14
10
13
11
12
AUDIO-IN, LCH(TV)
AUDIO-IN, RCH(TV)
VCC2
VIDEO-IN(TV)
AUDIO-OUT LCH
AUDIO-OUT RCH
VIDEO-OUT
MODE-OUT TV/LOW
MODE-OUT, V3/HIGH
MODE-IN(C1)
VIDEO-IN(V3)
Mode Selection Logic/Output Signal
C1
C0
L
L
L
H
H
L
H
H
PIN 14
L
L
L
H
PIN15
L
H
H
H
PIN 16
VIDEO (TV)
VIDEO ( V1 )
VIDEO ( V2 )
VIDEO( V3 )
PIN 17
AUDIO RCH(TV)
AUDIO RCH( V1 )
AUDIO RCH( V2 )
AUDIO RCH( V3 )
PIN 18
AUDIO LCH(TV)
AUDIO LCH( V1 )
AUDIO LCH( V2 )
AUDIO LCH( V3 )
1