M52775 Mitsubishi, M52775 Datasheet - Page 15

• Manufacturer Part Number: M52775
• Description: VIF/ SIF/ VIDEO/ CHROMA/ DEFLECTION FOR NTSC
• Manufacturer: Mitsubishi

R (C) Cutoff R, G (C) Cutoff G, B (C) Cutoff B
1. Measure DC voltage of output at pin 18, 19 and 20 when R (C),
2. R (C), G (C) and B (C) are defined as follows:
DLF Y delay time fine
1. Input SGA from pin 34 IN and input SGS into pin 42 IN.
2. Measure the time lag (absolute value) between signal YDL3 and
Ccon1 Color control 1, Ccon2 Color control 2
1. Input VS (ec=eb+100kHz) from pin 36 and input SGS into pin 42
2. Measure output amplitude at pins 18, 19 and 20 under each
VMF Video mute
1. Input SGF from pin 34 and input SGS into pin 42 IN.
2. Measure output amplitude of the element of 3.58MHz when the
3. VMF is defined as follows:
MTXB Matrix 1, MTXG Matrix 2
1. Input VS (ec=eb+100kHz) from pin 36 and input SGS into pin 42
2. Measure output amplitude at pins 20 and 19.
MTXR Matrix 3
1. Input VS (ec=eb+100kHz) from pin 36 and input SGS into pin 42
2. Measure output amplitude at pin 18.
OSD1 OSD speed 1, OSD2 OSD speed 2
1. Input SGD into each of pin 30, 24, 26 and 28 and input SGS into
15
G (C) and B (C) data are maximum and minimum respectively.
The DC voltage at blanking part should not be measured.
R (C), G (C) and B (C)=
output signal at pins 18, 19 and 20.
IN.
condition.
mute switch is on and off. (VMFon, VMFoff)
IN.
(P20=MTXB, P19=MTXG)
IN.
(P18=MTXR)
pin 42 IN.
(Voltage at data max.)-(Voltage at data min.) (V)
VMF=20log
VMFon (V
VMFoff (V
P-P
P-P
)
)
(dB)
Y13
YDL3 signal
Measure the time lag
at the center point of rise.
Output signal
M
VIF, SIF, VIDEO, CHROMA, DEFLECTION FOR NTSC
2. Measure rise time and fall time of the signal of output at pins 18,
GYmax1 Contrast 3, GYmin1 Contrast 4
1. Input SGA from pin 34 IN and input SGS into pin 42 IN.
2. Measure output amplitude at pina 18, 19 and 20 when 2.9V and
ABR Bright increase voltage
1. Non-input.
2. Measure the voltage except for pin 19 blanking.
BLS1 Black expansion characteristics 1,
BLS2 Black expansion characteristics 2,
BLS3 Black expansion characteristics 3
1. Input SGC (BLS1=0.2V
2. With black expansion set to ON/OFF, specify the pin 19 output
3. The standard shall be expressed by BLS1 to 3=VBLSOFF1 to 3-
ABL1 ABL characteristics 1, ABL2 ABL characteristics 2
1. Non-input.
2. When a voltage of 4.75V is applied to pin 46, measure the output
3. When a voltage of 0V is applied to pin 46, measure the output
1. Input SGA from pin 34 IN and input SGS into pin 42 IN.
2. When a voltage of 4.75V is applied to pin 45, measure the
3. When a voltage of 0V is applied to pin 45, measure the
4. 1, 2 are defined as follows:
ISS Sync separation input sensitivity current
When current flows from pin 42, measure the flow current with the
burst gate pulse of P8SCP eliminated.
1 Gamma characteristics 1, 2 Gamma characteristics 2
19 and 20. Measurement points should be higher than the
pedestal level and blanking part should not be measured.
0V are extemally applied to pin 25.
pin 34 IN and input SGS into pin 42 IN.
voltages to be VBLSON1 to 3/BVLSOFF1 to 3, respectively.
BVLSON1 to 3 (mV
voltage at pin 19 and specify the value to be ABL1.
voltage at pin 19 and specify the value to be ABL2.
amplitude of pin 19 output and specify the value to be 1.
amplitude of pin 19 output and specify the value to be 2.
2= 1-Measured value (mV
OSD1
M
P-P
).
P-P
, BLS2=0.45V
P-P
OSD2
)
M
MITSUBISHI ICs (TV)
M52775FP
P-P
90%
10% Output waveform at
, BLS1=0V
pins18, 19 and 20.
P-P
) from