m52737sp Mitsumi Electronics, Corp., m52737sp Datasheet - Page 6

• Manufacturer Part Number: m52737sp
• Description: 3-channel Video Preamplifier With Osd Mixing, Retrace Blanking
• Manufacturer: Mitsumi Electronics, Corp.

V
1. Measuring conditions are as given in Supplementary Table.
2. Measure the output at T.P25 (30 or 35) with a voltmeter.
3. To obtain brightness control relative characteristics ( V
F
(f=50MHz; maximum)
F
(f=150MHz; maximum)
1. Measuring conditions are as given in Supplementary Table.
2. First, SGA is as input signal. Input a resister that is about 2K
3. Supposing that the measured value is treated as amplitude V
4. Frequency relative band widths F
F
(f=150MHz; maximum)
Measuring conditions and procedure are the same as described in
F
(V17) in order that the amplitude of sine wave output is 1.0V
V
C1
F
C1
F
C2
F
C1
B3
B3
The measured value is called V
treated as V
calculate the difference in the output between the channels,
using V
C1
C1
offer the voltage at input pins (Pin 3, Pin 8, Pin 13) in order that
the bottom of input signal is 2.5V.
Inputs the voltage at hold pins (Pin 23, Pin 28, Pin 33) in order
that the bottom of sine wave output is 2V.
Control the MAIN CONTRAST (V17) in order that the amplitude
of sine wave output is 4.0V
By the same way, measure the output amplitude when SG1,
SG2 is as input signal.
(V
when SG2 is input, frequency characteristics F
calculated as follows:
difference in F
C2'
' Frequency characteristics1 (f=150MHz; maximum)
, F
Brightness control characteristics (minimum)
Frequency characteristics1 (f=50MHz; maximum)
Frequency characteristics2 (f=150MHz; maximum)
' Frequency relative characteristics1
OG8
Frequency relative characteristics1
Brightness control relative characteristics (minimum)
Frequency relative characteristics2
C1
V
F
F
or V
B3
C1
, F
C1
OR7"
=V
=V
=V
'=20LOG
=20LOG
C1'
OB8
OR7''
OG7''
OB7''
B2
, V
, F
) when SG1 is input, or as V
.
C1
OG7"
-V
-V
-V
C1'
and F
OG7''
OR7''
OB7''
, except that Control the MAIN CONTRAST
and V
V
V
OR8
OR9
C1'
OB7"
, respectively, between the channels.
(V
(V
P-P
3-CHANNEL VIDEO PREAMPLIFIER WITH OSD MIXING, RETRACE BLANKING
OG8
OG9
4.0
4.0
.
.
OR7"
, V
, V
[V]
OB8
OB9
C1
(V
and F
)
)
OG7"
OR9
or V
[V
[V
[V
[V
C1'
P-P
P-P
P-P
P-P
(V
OB7"
C1
are equal to the
OG9
]
]
]
]
and F
), and is
or V
B3
C1'
OB9
),
P-P
)
are
.
OR8
to
C.T.1 Crosstalk1 (f=50MHz)
C.T.1' Crosstalk1 (f=150MHz)
1. Measuring conditions are as given in Supplementary Table.
2. Input SG1 (or SG2) to pin 13 (R-ch) only, and then measure the
3. Crosstalk C.T.1 (C.T.1') is calculated by the equation below:
C.T.2 Crosstalk2 (f=50MHz)
C.T.2' Crosstalk2 (f=150MHz)
1. Change the input pin from pin 8 (G-ch), and measure the output
2. Crosstalk C.T. 2 (C.T.2') is calculated by the equation below:
C.T.3 Crosstalk3 (f=50MHz)
C.T.3' Crosstalk3 (f=150MHz)
1. Change the input pin from pin 13 (R-ch) to pin 3 (B-ch), and
2. Crosstalk C.T. 3 (C.T.3') is calculated by the equation below:
Tr Pulse characteristics1
Tf Pulse characteristics2
1. Measuring conditions are as given in Supplementary Table.
2. Measure the time needed for the input pulse to rise from 10% to
3. Measure the time needed for the output pulse to rise from 10%
4. Pulse characteristics Tr and Tf are calculated by the equation
waveform amplitude output at T.P25 (30 or 35). The measured
value is called V
in the same way as in C.T.1, C.T.1'.
measure the output in the same way as in C.T.1, C.T.1'.
Control the MAIN CONTRAST(V17) in order that the amplitude
of output signal is 4.0V
order that the Black level of output signal is 2.0V.
90% (Tr1) and to fall from 90% to 10% (Tf1)with an active prove.
to 90% (Tr2) and to fall from 90% to 10% (Tf2) with an active
prove.
below:
Tr (nsec)= (Tr2)
Tf (nsec)= (Tf2)
(C.T.2')
(C.T.3')
C.T.2 =20LOG
C.T.3 =20LOG
(C.T.1')
C.T.1 =20LOG
OR
Tr1 or Tr2
, V
2
2
-(Tr1)
-(Tf1)
OG
P-P
and or V
V
MITSUBISHI ICs (Monitor)
V
2
V
. Control the BRIGHTNESS(V19) in
2
OR
OR
OG
V
V
V
or V
or V
OG
OB
or V
OR
OB
OG
OB
OB
Tf1 or Tf2
respectively.
M52737SP
[V
[V
[V
[V
[V
[V
P-P
P-P
P-P
P-P
P-P
P-P
]
]
]
]
]
]
100%
90%
10%
0%
[dB]
[dB]
[dB]
6