參數(shù)資料
型號(hào)： M52732SP
廠商： Mitsubishi Electric Corporation
英文描述： 3-CHANNEL VIDEO AMPLIFICATION
中文描述： 3通道視頻功放
文件頁(yè)數(shù)： 5/11頁(yè)
文件大小： 78K
代理商： M52732SP
MITSUBISHI ICs (Monitor)
M52732SP
3-CHANNEL VIDEO AMPLIFICATION
5
V
SCR2
Sub contrast control characteristics (minimum)
V
SCR2
Sub contrast control relative characteristics (minimum)
1. Conditions are identical with those in Attached Table expect
setting V3, V7, and V11 to 3.0V.
2. Then read amplitude of the output at T.P20 (T.P24, 28), which is
V
OR5
(V
OG5
, V
OB5
) and also V
SCR2
.
3. The relative sub contrast control characteristics
V
SCR2
is:
V
SCR2
=V
OR5
/V
OG5
, V
OG5
/V
OB5
, V
OB5/
V
OR5
V
CR2
Contrast/sub contrast control characteristics (typical)
V
CR2
Contrast/sub contrast control relative
characteristics (typical)
1. Conditions are identical with those in Attached Table expect
setting V13, to 6.0V and V3, V7, and V11 to 6.0V.
2. Then read amplitude of the output at T.P20 (T.P24, 28), which is
V
OR6
(V
OG6
, V
OB6
).
3. The gain and relative gain when the contrast and sub contrast
are typical, are:
V
CR3
=V
OR6
/V
OG6
, V
OG6
/V
OB6
, V
OB6
/V
OR6
V
B1
Brightness control characteristics (maximum)
V
B1
Brightness control relative characteristics (maximum)
1. Under conditions in Attached Table.
2. Then use a voltmeter to measure the output at T.P20 (T.P24, 28),
which is V
OR7
(V
OG7
, V
OB7
). This value is V
B1
.
3. In addition, the relative brightness control characteristic is
determined from V
OR7
, V
OG7
, and V
OB7
by calculating differences
between each channel.
V
B1
=V
OR7
-V
OG7
=V
OG7
-V
OB7
[mV]
=V
OB7
-V
OR7
V
B2
Brightness control characteristics (typical)
V
B2
Brightness control relative characteristics (typical)
1. Under conditions in Attached Table.
2. Then use a voltmeter to measure the output at T.P20 (T.P24, 28),
which is V
OR7'
(V
OG7'
, V
OB7'
). This value is V
B2
.
3. In addition, the relative brightness control characteristic is
determined from V
OR7'
, V
OG7'
, and V
OB7'
by calculating
differences between each channel.
V
B2
=V
OR7'
-V
OG7'
=V
OG7'
-V
OB7'
[mV]
=V
OB7'
-V
OR7'
V
B3
Brightness control characteristics (minimum)
V
B3
Brightness control relative characteristics (minimum)
1. Under conditions in Attached Table.
2. Then use a voltmeter to measure the output at T.P20 (T.P24, 28),
which is V
OR7''
(V
OG7''
, V
OB7''
). This value is V
B3
.
3. In addition, the relative brightness control characteristic
V
B3
is
determined from V
OR7''
, V
OG7''
, and V
OB7''
by calculating
differences between each channel.
V
B3
=V
OR7''
-V
OG7''
=V
OG7''
-V
OB7''
[mV]
=V
OB7''
-V
OR7''
F
C1
Frequency characteristics1 (f=50MHz; maximum)
F
C1
Frequency relative characteristics1
(f=50MHz; maximum)
F
C1
' Frequency characteristics1
(f=75MHz; maximum)
F
C1
' Frequency relative characteristics1
(f=75MHz; maximum)
1. Under conditions in Attached Table.
2. Use SG3 and SG4. Measure amplitude of the output waveform
at T.P20 (T.P24, T.P28) following the procedure in G
V
,
G
V
.
3. The frequency characteristics F
C1
, F
C1'
are calculated by the
equations below:
Whre, V
OR8
(V
OG8
, V
OB8
) is the output amplitude when inputting
SG3, and V
OR9
(V
OG9
, V
OB9
), SG4, which are measured in 2
above. (V
OR1
(V
OG1
, V
OB1
) is the value measured in G
V
,
G
V
.)
4. The relative frequency characteristics
F
C1
,
F
C1'
are
determined by calculating differences between each channel's
F
C1
and F
C1'
.
F
C2
Frequency characteristics2 (f=50MHz; maximum)
F
C2
' Frequency relative characteristics2
(f=75MHz; maximum)
The procedure is identical with that in F
C1
,
F
C1
, F
C1'
,
F
C1'
except
that the contrast (V13) is reduced to 5.0V.
C.T.1 Crosstalk1 (f=50MHz)
C.T.1' Crosstalk1 (f=75MHz)
1. Under conditions in attached Table.
2. Input SG2 (or SG4) to pin 10 (R-ch) only. Then measure
amplitude of the output waveform at T.P20 (T.P24, T.P28), which
are V
OR
, V
OG
, and V
OB
, respectively.
3. Crosstalk C.T. is:
V
OR6
(V
OG6
, V
OB6
)
0.7
[V
P-P
]
[V
P-P
]
V
CR3
=20LOG
V
OR8
(V
OG8
, V
OB8
) [V
P-P
]
V
OR1
(V
OG1
, V
OB1
) [V
P-P
]
F
C1
=20LOG
V
OR9
(V
OG9
, V
OB9
) [V
P-P
]
V
OR1
(V
OG1
, V
OB1
) [V
P-P
]
F
C1'
=20LOG
V
OG
or V
OB
[V
P-P
]
V
OR
[V
P-P
]
[dB]
C.T. =20LOG
(C.T. ')
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