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Toshiba TA1218N Manual page 34

Udio/video switching ic for tvs

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Characteristics
L
2
out
Input dynamic range
L
2
out
Gain
L
2
out
Frequency response
L
2
out
Crosstalk
L
2
out
Mute attenuation
Select Mode
Symbol
L
TV
VDR5L2
in
L
V1
VDR8L2
in
L
V2
VDR29L2
in
L
S1
VDR11L2
in
L
S2
VDR15L2
in
L
TV
G5L2
in
L
V1
G8L2
in
L
V2
G29L2
in
L
S1
G11L2
in
L
S2
G15L2
in
L
TV
F5L2
in
L
V1
F8L2
in
L
V2
F29L2
in
L
S1
F11L2
in
L
S2
F15L2
in
L
TV
CT5L2
in
L
V1
CT8L2
in
L
V2
CT29L2
in
L
S1
CT11L2
in
L
S2
CT15L2
in
L
TV
M5L2
in
L
V1
M8L2
in
L
V2
M29L2
in
L
S1
M11L2
in
L
S2
M15L2
in
Test
Min.
Typ.
Max.
Circuit
6.0
6.5
6.0
6.5
6.0
6.5
6.0
6.5
6.0
6.5
−0.5
0
0.5
−0.5
0
0.5
−0.5
0
0.5
−0.5
0
0.5
−0.5
0
0.5
0.1
2.0
0.1
2.0
0.1
2.0
0.1
2.0
0.1
2.0
70
100
70
100
70
100
70
100
70
100
70
100
70
100
70
100
70
100
70
100
TA1218N/F
Unit
Test Method
(1) Apply a 1 kHz sine
V
p-p
wave to each input
pin.
V
p-p
(2) In each select
mode, measure an
V
p-p
input amplitude at
which the output
V
p-p
waveform on pin 1
begins to be
V
p-p
distorted.
dB
(1) Apply a 1 kHz,
1.0 V
sine wave
p-p
dB
to each input pin.
dB
(2) In each select
mode, find the gain
dB
between input and
dB
output.
(1) Apply a 1.0 V
p-p
MHz
sine wave to each
input pin.
MHz
(2) In each select
mode, measure a
MHz
frequency at which
the output
MHz
amplitude on pin 1
is 3dB down from
the 1 kHz applied
MHz
level.
(1) Apply a 1 kHz,
dB
1.0 V
sine wave
p-p
to each input pin.
dB
(2) In each select
mode, compare
dB
signal output from
the selected pin
dB
with leakage
components from
nonselected pins
dB
to find a crosstalk.
(1) Apply a 1 kHz,
dB
1.0 V
sine wave
p-p
to each input pin.
dB
(2) In each select
mode, compare
dB
the output
amplitudes on pin
dB
1 (43) when mute
is turned on and
turned off to find
dB
mute attenuation.
2000-09-11 34/40

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