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MM1492 查看數據表(PDF) - Mitsumi
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MM1492
I2C BUS Controlled 5-Input 2-Output AV Switch
Mitsumi
MM1492 Datasheet PDF : 14 Pages
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MITSUMI
I
2
C BUS Controlled 5-Input 2-Output AV Switch MM1492AF
Switch Control Table
(1) Video output 1
b6 b5 b4 b3
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
V
OUT
1
Mute
MTV-V
V1-V
V2-V
V3-V
STV-V
Mute
Mute
MTV-V
V1-(Y+C)
V2-(Y+C)
V3-V
STV-V
Mute
(2) Audio output 1
Mute terminal
<=
1.5V (OPEN)
>=
3.0V
b2 b1 b0
000
001
010
011
100
101
110
111
Y
OUT
1
Mute
Y
IN
1
Y
IN
1
Y
IN
1
Y
IN
1
Y
IN
1
Mute
Mute
Y
IN
1
V1-Y
V2-Y
Y
IN
1
Y
IN
1
Mute
L
OUT
1
Mute
MTV-L
V1-L
V2-L
V3-L
STV-L
Mute
Mute
C
OUT
1
Mute
C
IN
1
C
IN
1
C
IN
1
C
IN
1
C
IN
1
Mute
Mute
C
IN
1
V1-C
V2-C
C
IN
1
C
IN
1
Mute
R
OUT
1
Mute
MTV-R
V1-R
V2-R
V3-R
STV-R
Mute
Mute
(3) Audio gain
b7
L
OUT
1
0
-6dB
1
0dB
R
OUT
1
-6dB
0dB
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