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Toshiba TA1218N Manual page 13

Udio/video switching ic for tvs

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Pin
Name
No.
This pin is for output the main
channel right audio signal. The
signal fed into R
R
S2, or R
in
this pin. The output resistance of this
pin is 45 Ω.
35
R
1
Furthermore, the signal outputted
out
(35)
from this pin is pulse-converted for
use in self-diagnosis. The converted
signal is outputted from Sync Out.
This outputted can be muted
independently of L
control.
This pin is for output a luminance
signal. The signal fed into Y
Y/V
S1, Y/V
in
36
V
TV is outputted from this pin. The
in
Y
output resistance of this pin is 25 Ω.
out
(36)
The same signal is also outputted
from Det Select as a sync
separation signal.
This pin is for output the main
channel left audio signal. The signal
fed into L
or L
TV is outputted from this pin.
in
The output resistance of this pin is
45 Ω.
37
L
1
Furthermore, the signal outputted
out
(37)
from this pin is pulse-converted for
use in self-diagnosis. The converted
signal is outputted from Sync Out.
This output can be muted
independently of R
control.
This pin is for output the main
channel composite video signal. The
signal fed into V
V
S1, V
in
S2 + C
38
Y
in
V
1
pin. The output resistance of this pin
out
(38)
is 25 Ω
The same signal is also outputted
from Det Select as a sync
separation signal.
Function
V1, R
V2, R
S1,
in
in
in
TV is outputted from
in
1 by bus
out
,
in
S2, V
V1, V
V2, or
in
in
in
V1, L
V2, L
S1, L
S2,
in
in
in
in
1 by bus
out
TV, V
V1, V
V2,
in
in
in
S1 + C
S2, Y
S1, or
in
in
in
S2 is outputted from this
in
35
(35)
Y
out
SW
36
(36)
37
(37)
V
out
SW
38
(38)
TA1218N/F
Interface
R
1
out
SW
1.5 kΩ
<Det Select>
L
1
out
SW
1
1.5 kΩ
<Det Select>
2000-09-11 13/40

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