The M61203CFP is desinged to provide a solution to NTSC color television system. It is an I2C bus
controlled NTSC 1 chip.
It consists of various processing blocks such as power supply, video IF, sound IF, luminance,
chrominance, OSD display, interface, H and V deflection.
At each block, I2C control is possible and a total of 62 parameters can be controlled by I2C bus.
FEATURES
Various signal output for Intelligent Monitoring function
Alignment-free sound demodulator
Built-in H OSC resonator
Built-in sync sep.(auto-slicer type)
Built-in black peak hold capacitor
ACL / ABCL
Vertical count-down circuit
Built-in vertical saw tooth generator
Mute filter integrated
PLL-SPLIT SIF system with FM recieving function
H&V pulse output for OSD
Built-in MCU reset circuit
fsc output
Built-in 5V(MCU,1CHIP) & 8V regulator
RECOMMENDED OPERATING CONDITIONS
Supply voltage 4.75V to 5.25V (pins 2, 3 , 23 and 24)
7.6V to 8.4V (pins 18, 19, 44, and 45)
8.3V to 9.1V (pin 55)
Rated supply voltage 5.0V (pins 2, 3, 23 and 24)
8.0V (pins 18, 19, 44 and 45)
8.7V (pin 55)
Maximum output current 4.0mA (pin 7)
APPLICATION
NTSC type color TV, projecter
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PIN CONFIGURATION (TOP VIEW)
MITSUBISHI ICs (TV)
M61203CFP
NTSC TV SIGNAL PROCESSOR
VIF IN(2)
VIF VCC(1)
VIF VCC(2)
H.VCO FEED BACK
SCL
FBP IN
H OUT
DEF GND(1)
DEF GND(2)
SDA
AFC FILTER
INV FBP OUT
POWER ON CONTROL IN
R OUT
G OUT
B OUT
10
11
12
13
14
15
16
IF AGC FILTER 2
1
2
3
4
5
6
7
8
9
M61203CFP
48
LIMTER IN
47
SWTCHING REG CONTROL
46
Hi VCC(2)
45
Hi VCC(1)
44
INTELLIGENT MONITOR
43
MCU RESET
42
MCU 5.7VREG OUT
41
Y SW OUT
40
5.7VREGOUT
39
VIDEO/CHROMA GND(2)
38
VIDEO/CHROMA GND(1)
37
TV/Y IN
36
CHROMA APC FILTER
35
EXT/C IN
34
8.7VREG OUT
33
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BLOCK DIAGRAM
MITSUBISHI ICs (TV)
M61203CFP
NTSC TV SIGNAL PROCESSOR
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ELECTRIC
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ABSOLUTE MAXIMUM RATINGS
MITSUBISHI ICs (TV)
M61203CFP
NTSC TV SIGNAL PROCESSOR
Symbol
Vcc
Pd
Kt
Topr
Tstg
Supply voltage
Power dissipation
Thermal derating
Operating temperature
Storage temperature
Parameter
TYPICAL CHARACTERISTICS
THERMAL DERATING (MAXIMUM RATING)
2.0
1.5
1.33
1.0
0.90
0.5
Ratings
6.0, 10.0
1325
10.6
-20 to 65
-40 to 150
Unit
V
mW
mW/oC
o
C
o
C
0255075100125150
AMBIENT TEMPERATURE Ta (oC)
65
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I2C Bus Table
MITSUBISHI ICs (TV)
M61203CFP
NTSC TV SIGNAL PROCESSOR
(1) SLAVE ADDRESS= BAH(WRITE), BBH(READ)
A6A5A4A3A2A1A0R/W
10111011/0
(2) WRITE TABLE(input bytes)
SUB ADDRESS
HEXBIND7D6D5D4D3D2D1D0INITIAL
00H 000000000100000040H
01H 000000010010000020H
02H 000000100000000000H
03H 000000110000000000H
04H 0000010000V1V0V0V0V0V020H
05H 00000101V0V1V0V0V0V0V0V040H
06H 00000110100V00V00080H
07H 000001110V1V0V0V0V0V0V040H
08H 00001000V0V1V0V0V0V0V0V040H
09H 0000100111111000F8H
0AH 00001010V1V0V0V0V0V0V0V080H
0BH 000010110100000040H
0CH 000011000100000040H
0DH 000011011000000080H
0EH 000011101000000080H
0FH 000011111000000080H
10H 000100000010010024H
11H 000100010010000020H
12H 000100100000000000H
13H 000100110000000000H
14H 000101000000010004H
15H 000101010100000040H
16H 000101100000H
17H 000101110000H
18H 000110000000H
19H 000110010000H
1AH 000110100000H
1BH 000110110000H
1CH 000111000000H
DATA
SPLITRF Delay Adj
(not asigned)VIFFreq5875VIF VCO ADJ
Video MuteAudio EXTForce S.KillerTRAP OffVideo T SoftABCLY DL Fine AdjTake Off
Audio MuteAudio ATT
ABCL GainAFT DefeatVideo Tone
EXTRGB C. Clip
VIF Video Out GainY/C
VIF DefeatTint Control
Blue BackColor Control
AFC2 H Phase(not asigned)AFC2 Gain
V-freeDrive(R)
FM RadioDrive(B)
White Back
H-freeV.1WindowAFC GainH StartService SWV Shift
FBP Vth LYSW LPFBlack Strech Charge
H Phase MSB (not asigned)fsc freeAnalog OSDForce MONO Force COLORC.Angle 95Killer level
FUNCTIONBIT SUB ADD DATADISCRIPTIONINITIALNOTE
RF Delay Adj700HD0-D6 RF AGC Delay Point Adjustment by 7bit DAC1000000
VIF VCO Adj610HD0-D5 VIF VCO Free-running Frequency Adjustment by 5bit DAC100000
VIF Freq 58.75101HD6 VIF Frequency Selector 0: 45.75MHz, 1: 58.75MHz000
VIF Video Out Gain306HD5-D7 VIF Video det output Amplitude Adjustment by 3bit DAC100
AFT Defeat104HD6 AFT OUT ON/OFF(Defeat) switch 0: AFT ON (Non Defeat), 1: Defeat0
VIF Defeat107HD7 VIF AGC Gain Normal/Minimum switch 0: AGC Function, 1: Defeat(Minimum Gain)0
SPLIT100HD7 Inter Carrier/Split Carrier Switch 0: Inter Carrier, 1: Split Carrier0
Audio ATT703HD0-D6 Audio Out Level Attenuation by 7bit DAC MAX gain=0dB0
Audio EXT102HD6 AF Direct out/External Audio input signal switch 0: AF amp out, 1: External0
SIFVIFDEFRGBVIDEOCHROMA
Audio Mute103HD7 AF Direct out ON/OFF(Mute) switch 0: Sound ON (Non Mute), 1: Mute0
FM Radio10CHD7 TV / FM Radio switch 0: TV mode, 1: FM Radio mode0
FM Station Level314HD0-D2 FM Radio station detection level100
Video Tone604HD0-D5 Delay line type Aperture Control100000 V Latch
Contrast Control705HD0-D6 Contrast Control by 7bit DAC1000000 V Latch
EXTRGB Contrast Clip105HD7 Contrast Control Clip Switch when OSD mode 0: Clip ON, 1: Clip OFF0V Latch
Y DL Time Adj206HD0-D1 Luminance Signal Delay time Adjustment0
Y DL Fine Adj102HD1 Luminance Signal Delay time Fine pitch Adjustment0
EXT106HD2 AV Switch Selector 0: TV mode, 1: EXT mode0V Latch
Y/C106HD4 AV Switch Selector 0: Composit video input, 1: Y/C input mode0V Latch
Y SW LPF114HD6 Y SW OUT frequency switch 0: FLAT, 1: LPF(fc=700KHz)0
Video Tone Sharp102HD3 Video Tone Gain (Hi/Normal) switch 0: normal, 1: high(sharp)0
Video Mute102HD7 Luminance signal Mute ON/OFF switch 0: OUT, 1: Mute0
TRAP Off102HD4 Chroma Trap ON/OFF switch 0:Chroma Trap ON, 1: Chroma Trap Off0
TRAP Fine Adj212HD0-D1 Chroma Trap fo Adjustment00
Black Stretch Off106HD3 Black Stretch function ON/OFF switch 0: ON, 1: OFF0
Black Stretch Charge214HD4-D5 Charge Time Constant Adjustment for Black Stretch00
Black Stretch Discharge21CH D6-D7 Discharge Time Constant Adjustment for Black Stretch00
Gamma Control212HD2-D3 Luminance Gamma Threshold Control 0:Gamma OFF00
Tint Control707H D0-D6 Tint Control by 7bit DAC.1000000 V Latch
Color Control708H D0-D6 Color Saturation Control by 7bit DAC.1000000 V Latch
Take Off102HD0 Chroma BPF/Take Off Switch 0 :BPF, 1: Take Off0
C Angle95115HD1 Chroma Demodulation Angle Switch 0: 103deg, 1: 95deg0
Killer Level115HD0 Color Killer Sensitivity Threshold Switch 0: 43dB, 1: 45dB0
Force Color115HD2 Forced Color mode switch 0:OFF, 1: Forced Color0
Force Mono115HD3 Forced B/W mode 0: OFF, 1: Forced Black&White0
Fsc Free115HD5 Free-running mode of crystal oscillator 0: OFF, 1: Free-running0
Brightness Control80AH D0-D7 Brightness Control by 8bit DAC10000000 V Latch
Drive(R)70BH D0-D6 R OUT Amplitude Adjustment by 7bit DAC1000000
Drive(B)70CH D0-D6 B OUT amplitude Adjustment by 7bit DAC1000000
Cut Off(R)80DH D0-D7 R OUT Pedestal Level Adjustment by 8bit DAC10000000
Cut Off(G)80EH D0-D7 G OUT Pedestal Level Adjustment by 8bit DAC10000000
Cut Off(B)80FH D0-D7 B OUT Pedestal Level Adjustment by 8bit DAC10000000
Blue Back108HD7 Blue Back mode ON/OFF switch 0: OFF, 1: Blue Back0
White Back110HD7 White Raster mode ON/OFF switch 0: OFF, 1: White Back0
ABCL102HD2 ABCL ON/OFF switch 0: OFF(ACL), 1: ABCL ON0
ABCL Gain104HD7 ABCL Gain Low/High switch 0: Low, 1: Hi0
Force S.Killer102HD5 Forced Spot Killer under Power on condition 1: OFF, 0: Forced S.Killer0
Analog OSD115HD4 OSD Input Digital/Analog switch 0: Digital, 1: Analog0
AFC2 H Phase509HD4-D7 Horizontal Phase Adjustment by 5bit DAC1111
(H Phase MSB)15HD7 (AFC2 H Phase MSB bit)0
Service SW113HD3 0: Vertical output ON/ Contrast Control Normal, 1: Vertical output OFF/Contrast Control Minimum0
H Stop113HD4 Horizontal output switch 0: H OUT, 1: H STOP0
AFC Gain113HD5 Horizontal AFC Gain switch 0: Low, 1: High0
AFC2 Gain109HD1 Horizontal AFC2 Gain switch 0: High, 1: Low0
H VCO Adj310HD3-D5 H VCO free-running frequency Adjustment100
V Shift313HD0-D2 V RAMP Sart timing Adjustment 2Line/Step0
V-Size611H D0-D5 V RAMP Amplitude Adjustment by 6bit DAC.100000
H-free113HD7 Horizontal Forced free-running mode switch 0: OFF, 1: Forced Free-running0
V-free10BHD7 Vertical Forced free-running mode switch 0: OFF, 1: Forced Free-running0
S Slice Down 1114HD3 Sync Det Slice Level (50%/30%) 0: 50%, 1: 30%0
S Slice Down 2110HD6 Sync Det Slice Level (50%/40%) 0: 50%, 1: 40%0
FBP Vth L114HD7 Pin6 FBP slice level switch 0:Vth=2V(narrow), 1:Vth=1V(wide)0
1 Window113HD6 Vertical Sync. Det mode (1 Window/2 Window) 0: 2 Window/Vsyncdet=9µs , 1: 1Window/Vsyncdet=11µ s0
Monitoring412HD4-D7 Intelligent Monitor mode selector0000
Test--NO USE for CUSTOMER (TEST MODE )0
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READ
KILLERB100HD7 Killer off for manual mode.
AFT0100HD3 AFT output
AFT1100HD2 AFT output
HCOINB100HD1 Horizontal mute det output. 0: H coincident
FM STDETB101HD4 Station det for FM Radio mode. 0: Station det.
VCOINB101HD3 Vertical Sync det output. 0:V coincident
STDETB101HD2 Station det for TV mode. 0: Station det.
f2=45.75 +/-4.5MHz, 70dBµ, CW
fo=45.75MHz, amplitude can be varied, fm=20kHz, AM77.8%
fo=45.75MHz, amplitude can be varied, fm=20kHz, AM16%
fo=45.75MHz, 80dBµ, fm=20kHz, CW
fo=45.75MHz, 110dBµ, fm=20kHz, CW
fo=40.75 to 50.75MHz (frequency can be varied), 90dBµ, CW
fo=44.75MHz, 90dBµ, CW
fo=46.75MHz, 90dBµ, CW
fo=53.75 to 63.75MHz(frequency can be varied), 90dBµ, CW
f1=45.75MHz, 90dBµ, Red raster signal, AM=87.5% video modulation,
f2=4.5MHz, CW, P/S=20dB
fo=45.75MHz, Standard 10-step signal, Sync ratio 28.6%
AM=87.5% video modulation, Sync tip-Sync tip level 90dBµ
fo=45.75MHz, 93dBµ, CW
fo=45.75MHz, 73dBµ, CW
fo=4.5MHz, 100dBµ, fm=400Hz, FM +/-25kHz dev.
fo=4.5MHz, 100dBµ, fm=400Hz, AM 30%
fo=4.5MHz, 100dBµ, CW
fo=400Hz, 500mVrms, CW
fo=0.5 to 8.5MHz, 100dBµ, fm=400Hz, FM +/-25kHz dev.
fo=41.25MHz, amplitude can be varied, CW
fo=41.25MHz, 85dBµ, fm=400Hz, FM +/-75kHz dev.
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NTSC TV SIGNAL PROCESSOR
standard
video signal.
The vertical signal should be
interlaced at 60Hz.
by
signal SG. A. The typical amplitude
is 0.714mVp-p.
The frequency of Luminance, ( f )
as stated in test.
(2) VIDEO/CHROMA/RGB/DEF block
SG No.Input signal (value at pin terminal is 50ohm)
NTSC system APL100%
MITSUBISHI ICs (TV)
M61203CFP
SG. A
SG. B
SG. C
The amplitude and frequency of
Luminance signal can be varied
NTSC system standard monoÂchroma video signal.
The vertical signal should be
interlaced at 60Hz.
0.286V
4.7µs
1.5µs 5.8µs
4.7µs
1.5µs 5.8µs
4.7µs
0.286V
0.714V
1Vp-p
0.286V
f
0.572V
NTSC system video signal. APL
can be varied.
The vertical signal should be
SG. D
interlaced at 60Hz.
4.0µs
1.5µs 5.8µs
MITSUBISHI
ELECTRIC
4.7µs
1.5µs5.8µs
Vy
0.286V
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MITSUBISHI ICs (TV)
M61203CFP
NTSC TV SIGNAL PROCESSOR
SG No.Input signal (value at pin terminal is 50ohm)
NTSC system mono-chroma video signal. The
SG. E
SG. F
amplitude and frequency of burst part and
chroma part can be varied.
The vertical signal should be interlaced at
60Hz.
typical condition:
Veb=0.286V, Vec=0.572V
feb=fec=3.579545MHz
Fast blanking signal.
It should be synchronized with input video
signal.
External RGB (OSD) signals.
They should be synchronized with input
video signal and fast blanking signal.
Veb
0.286V
0V
0V
4.7µs
febfec
20µs24µs
20µs24µs
Vec
1.5µs5.8µs
2.0V
Vosd
SG. G
SG. H
SG. I
SG. J
NTSC system rainbow color bar video signal.
The vertical signal should be interlaced at 60Hz.
Duty cycle 90%, frequency can be varied, level can be varied (typ. 1Vp-p)
1Vp-p
Duty cycle can be varied (typ. 95%), frequency can be varied, level can be
varied (typ. 1Vp-p)
1Vp-p
NTSC system standard color bar
video signal.
4.7µs
0.714V
The vertical signal should be
interlaced at 60Hz.
SG. K
1.5µs 5.8µs
NTSC system standard 8-steps signal.
The vertical signal should be interlaced at 60Hz.
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MITSUBISHI ICs (TV)
M61203CFP
NTSC TV SIGNAL PROCESSOR
Setup instruction for evaluation PCB
(1) Horizontal blanking pulse adjustment
The timing and pulse width of the horizontal blanking pulse should be as shown in the following figure by
adjusting the variable resistor of the single shot multi vibrator.
pin 7 (H OUT)
8µs
Horizontal blanking
pulse
12µs
The variable resistor at pin 15 of TTL IC 'M74LS221P' is used to fix the timing at 8µs and that at pin 7 is used to
fix the pulse width at 12µs.
(2) VIF VCO adjustment
Before measurement of M61203CFP, VIF VCO must be adjusted by the following procedure.
(1) Input I2C bus data of VIF Freq (01H D6), according as IF frequency.
(45.75MHz : 0, 58.75MHz : 1)
(2) Input I2C bus data of VIF Defeat ON (07H D7 = 1).
(3) Set the DC voltage at pin 60 (AFT OUT) to 2.5V by adjusting I2C bus data of VCO control (01H D0-D5).
(4) Input I2C bus data of VIF Defeat OFF (07H D7 = 0).
Voltage
2.5V
45.75MHz
(or 58.75MHz)
(3) H VCO adjustment
Before measurement of M61203CFP, H VCO must be adjusted by the following procedure.
(a) Set the frequency at pin 7 (H OUT) to about 15.734kHz by adjusting I2C bus data of H VCO control
(10H D3-D5).
Frequency
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MITSUBISHI ICs (TV)
M61203CFP
NTSC TV SIGNAL PROCESSOR
Electrical characteristics (Ta=25°C)
SymbolParameter
ICCStandard conditionspin13=5V, pin27=0V
ICC23Pins 2 and 3 supply current--2,3334145mA VIF/SIF supply
1. Input SG3 and measure the rms value of output signal at
pin 57.
2. P/N is defined as follows:
P/N = 20 log
Vf : Video frequency characteristics
1. Input SG4 and set the frequency f2 to 44.75MHz so that
the beat element of 1MHz is output to pin 57.
2. Then set the applied voltage at pin 63 so that the beat
element of 1MHz at pin 64 may be 100dBµ.
3. Decrease f2 to the level at which the beat element
becomes 3dB smaller than the element of 1MHz, and read
the value at that level.
pin 57
1MHz
Vin min : Input sensitivity
1. Decrease SG5 level until the video detector output is 3dB
smaller than the measured value of Parameter Vo "Video
detector output".
Vin max : Maximum permissible input
1. Input 90dBµ SG6.
2. VA is the output level at pin 57. Increase amplitude of SG6
until the output at pin 57 becomes 3dB smaller than VA. The
input level at that time is the maximum permissible input.
Vo measured value(Vp-p) X 103 X 0.7
Noise measured value(mVrms)
100dBµ
3dB
Vf
(dB)
freq
MITSUBISHI ICs (TV)
M61203CFP
NTSC TV SIGNAL PROCESSOR
SIF, QIF BLOCK
LIM : Input limiting sensitivity
Decrease the input level of SG19. Measure the input level
when the element of 400Hz at pin 57 is 3dB smaller than
VoAF P (Maximum AF output (5.5M)).
AMR : AM Rejection
1. Vam is the element of 400Hz at pin 53.
2. AMR is defined as follows:
AMR = 20 log(dB)
AFSN : AF S/N
1. Measure the noise (20Hz to 100KHz) of output at pin 50.
2. AFSN is defined as follows:
FM-SM : FM mode S/N
1. Set FM Radio and SPLIT control data to 'ON'.
2. Input SG22 (vi=85dBµ) to pins 64 and 1.
3. Measure the noise (20Hz to 100kHz) of output at pin 53.
4. FM-SN is defined as follows:
FM-SN = 20 log
FM-OUT : FM mode video detector output
1. Set FM Radio and SPLIT control data to 'ON'.
2. Input SG23 to pins 64 and 1.
3. Measure the DC voltage of output at pin 57.
VoAF P(mVrms)
Vam(mVrms)
VoAF max
Measured value
FM-VoAF
Measured value
(dB)AF S/N = 20 log
(dB)
µAFT : AFT detector sensitivity
V2H : Maximum AFT voltage
V2L : Minimum AFT voltage
See the following figure.
pin 60
V60H
3.0V
1.0V
44.75MHz46.75MHzf0
µAFT is defined as follows:
(3.0-1.0) X 103mV
df KHz
df
V60L
(mV/KHz)µAFT =
IM : Intermodulation
1. Input SG13 to pins 64 and 1.
2. Measure elements of 0.92MHz and 3.58MHz of output at
pin 57.
3. IM is defined as follows:
Element of 0.92MHz
Element of 3.58MHz
(dB)IM = 20 log
DLPH : Maximum RF AGC delay point
DLPL : Minimum RF AGC delay point
1. Input SG5 to pins 64 and 1.
2. Change amplitude of SG5 to the level at which voltage of
pin 62 becomes 2.5V, and read the value at that level.
1. Input SG.A to pin 36 (2AGTV) or pin 34 (2AGEV).
2. Measure the amplitude (peak to peak) at pin 40.
Note : use sub address 06H to select TV or external video
input.
Ymax : Maximum video output
1. Input SG.A to pin 34.
2. Measure the amplitude (peak to peak) except measure
from blanking part of output at pins 14, 15 and 16.
M
FBY : Video frequency characteristics
1. Input SG.B (5MHz, 0.4Vp-p) to pin 34.
2. Measure the amplitude (peak to peak) except measure
from blanking part of the output at pins 14, 15 and 16. The
amplitude is defined as YB.
3. FBY is defined as follows:
FBY = 20 log
CRF : Chroma trap attenuation (common to R/G/B output)
TRF : Chroma trap maximum attenuation
1. Input SG.C to pin 34. Measure the frequency level of
3.58MHz at trap on/off (02H D4) data 1. The level is defined
as N0.
2. Then, measure the level at trap on/off data 1 (trap active).
3. CRF is defined as follows.
CRF = 20 log
4. TRF is minimum value of CRF at which I2C bus data of
Trap fine adj. (12H D0/D1) is adjusted.
YDL1 : Y delay time 1
1. Input SGA to pin 34.
2. Measure the delay time from signal input to output at pins
14, 15 and 16.
YB Vp-p
GY Vp-p
Measured value (mVp-p)
(dB)
N0 (mVp-p)
(dB)
SGAOutput signal
M
GTmax : Video tone control characteristic 1
1. Input SG.B (f=2.5MHz) to pin 34.
2. The output amplitude at pins 14, 15 and 16 when video
tone data is center (20H) are defined as GTnor.
3. Measure output amplitude at pins 14, 15 and 16 at video
tone data maximum.
4. GTmax is defined as follows:
GTmax = 20 log
Measured value (mVp-p)
GTnor (mVp-p)
(dB)
GTmin : Video tone control characteristic 2
1. Input SG.B (f=2.5MHz) to pin 34.
2. The output amplitude at pins 14, 15 and 16 when video
tone data is center (20H) are defined as GTnor.
3. Measure output amplitude at pins 14, 15 and 16 at video
tone data minimum.
4. GTmin is defined as follows:
GTmin = 20 log
Measured value (mVp-p)
GTnor (mVp-p)
(dB)
GT1M : Video tone control characteristic 3
1. The output amplitude at pins 14, 15 and 16 when
frequency of input signal is 2.5MHz are defined as GTnor.
2. Input SG.B (f=2MHz) to pin 34.
3. Measure output amplitude at pins 14, 15 and 16.
4. GT2M is defined as follows:
GT2M = 20 log
Measured value (mVp-p)
GTnor (mVp-p)
(dB)
GT5M : Video tone control characteristic 4
1. The output amplitude at pins 14, 15 and 16 when
frequency of input signal is 2.5MHz are defined as GTnor.
2. Input SG.B (f=5MHz) to pin 34.
3. Measure output amplitude at pins 14, 15 and 16.
4. GT5M is defined as follows:
GT5M = 20 log
Measured value (mVp-p)
GTnor (mVp-p)
(dB)
BLS Black stretch characteristics
1. Input SG.K to pin 34.
2. At condition of Black stretch OFF (06H D3=1), set output
level of the first step (the lowest step) to 2.0V and eighth step
(the highest step) to 4.6V at pins 14, 15 and 16 by adjusting
Contrast (05H) and Brightness (0AH).
3. Change to Black stretch ON (06H D3=0), and measure the
output level of the first step at pins 14, 15 and 16.
4. BLS is defined as follows:
BLS = 2.0 - Measured value (V)
4.6V
Black stretch OFF
Measure the delay time at the center point of rise.
YDL2, 3 and 4 : Y delay time 2, 3 and 4
1. Input SGA to pin 34.
2. Measure the delay time from signal input to output at pins
14, 15 and 16.
3. YDL2, YDL3 and YDL4 are defined as follows:
YDL2=Measured value (nsec) - YDL1
YDL3=Measured value (nsec) - YDL2
YDL4=Measured value (nsec) - YDL3
VMF Video mute characteristics
1. Input SG.A to pin 34.
2. Measure output amplitude when mute switch (02H D7) is
on "VMFon" and off "VMFoff".
3. VMF is defined as follows:
VMF = 20 log
MITSUBISHI
ELECTRIC
2.0V
Black stretch ON
M
VMFon (Vp-p)
VMFoff (Vp-p)
0V
(dB)
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MITSUBISHI ICs (TV)
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1 (B/A)
M61203CFP
NTSC TV SIGNAL PROCESSOR
CHROMA BLOCK
CnorR : Standard chroma output (R-Y)
CnorB : Standard chroma output (B-Y)
1. Input SG.C to pin 34.
2. CnorR and CnorB are output amplitude measured at pin 62
when I2C data of 'test mode' 16H D6=1, D7=1 and D6=0,
1. Input SG.E (level:variable) to pin 34 at input level 0dB.
2. Lower the input level while monitoring the output amplitude
at pin 62, and measure the input level when output amplitude
is not found.
Measured value (mVp-p)
Cnor1 (mVp-p)
Measured value (mVp-p)
Cnor1 (mVp-p)
Measured value (mVp-p)
Cnor1 (mVp-p)
(dB)
(dB)
(dB)
R-YN : Demodulated phase angle
1. Input SG.E (eb=single chroma=ec+50KHz) to pin 34.
2. VRY is the output amplitude at pin 62 when I2C bus data of
'test mode' 16H D6=1, D7=1 .
3. VBY is the output amplitude at pin 62 when I2C bus data of
'test mode' 16H D6=0, D7=1 .
4. R-YN is defined as follows:
R-YN = Tan
Note: Vector should be found with taking the gain ratio of a
demodulator into consideration.
VRY X 3.8
(VBY X 1.9)+45
(deg)
TC1 : Tint control characteristics 1
TC2 : Tint control characteristics 2
1. Input SG.C (see the following figure) to pin 34. Based on
the output voltage at pin 62, find the absolute angle as shown
in the above figure.
-180deg 0deg 90deg
A
B
GND
2. Tint data center (07H data 40H) is defined as the reference
angle "TC". Find angles at tint data maximum and tint data
minimum. TC1 and TC2 are differences in angle between
TCmax and TC and between TCmin and TC and defined as
follows.
TC1 = TCmax - TC (deg)
TC2 = TC - TCmin (deg)
90deg
q
B
q =Tan
A
0deg
KillP : Killer color residual
1. Input SG.E (level:-40dB) to pin 34.
2. Measure the output amplitude at pin 62.
APCU : APC pull-in range (Upper)
APCL : APC pull-in range (Lower)
1. Input SG.E (feb=fec=3.579545MHz) to pin 34.
2. Increase the frequency until the output from pin 62
disappears. Decrease the frequency and note the point at
which the output reappears; fU.
3. Decrease the frequency until the output from pin 62
dissappears. Increase the frequency and note the point at
which the output reappears; fL.
4. APCU and APCL are defined as follows:
APCU = fU - 357954500 (Hz)
APCL = fL - 357954500 (Hz)
R/BN : Demodulation output ratio
1. Input SG.E (eb=single chroma=ec+50KHz) to pin 34.
2. VRY is the output amplitude at pin 62 when I2C bus data of
'test mode' 16H D6=1, D7=1 .
3. VBY is the output amplitude at pin 62 when I2C bus data of
'test mode' 16H D6=0, D7=1 .
4. R/BN is defined as follows:
R/BN =
VRY (mVp-p)
VBY (mVp-p)
MITSUBISHI
ELECTRIC
34
Page 35
RGB INTERFACE BLOCK
MITSUBISHI ICs (TV)
M61203CFP
NTSC TV SIGNAL PROCESSOR
VBLK : Output blanking voltage
1. Input SG.A to pin 34.
2. Measure the voltage of pedestal part and blanking part at
pins 14, 15 and 16.
Output waveform
VBLK
GND
GYmax : Contrast control characteristic 1
GYmin : Contrast control characteristic 2
1. Input SG.B (f=100KHz) to pin 34.
2. Measure output amplitude at pins 14, 15 and 16.
GYEnor : Contrast control characteristic 3
GYEmin : Contrast control characteristic 4
1. Input SG.A to pin 34.
2. Measure output amplitude at pins 14, 15 and 16 when 2.9V
and 0V are externally applied to pin 31.
GYEcrip : Contrast control characteristic 5
1. Input SG.F to pins 20, 27, 28 and 30.
2. Set contrast control data to minimum and measure the
output amplitude which is higher than the pedestal level at
pins 14, 15 and 16. The amplitude at blanking part should not
be measured.
Lum nor : Brightness control characteristic 1
Lum max : Brightness control characteristic 2
Lum min : Brightness control characteristic 3
1. Input SG.D (Vy=0V) to pin 34.
2. Measure DC voltage of output at pins 14, 15 and 16 except
that at blanking part.
Output waveform
M
D(R)2 : Drive control characteristic 2 (R)
1. Input SG.A to pin 34.
2. Measure DRnor and DRmin which are output amplitude at
pin 14 at Drive(R) data center and Drive(R) data minimum
respectively.
3. D(R)2 is defined as follows:
D(R)2 = 20 log
DRmin (Vp-p)
DRnor (Vp-p)
(dB)
D(B)2 : Drive control characteristic 2 (B)
1. Input SG.A to pin 34.
2. Measure DBnor and DBmin which are output amplitude at
pin 16 at Drive(B) data center and Drive(B) data minimum
respectively.
3. D(B)2 is defined as follows:
D(B)2 = 20 log
DBmin (Vp-p)
DBnor (Vp-p)
(dB)
EXD(R) : Digital OSD (R) I/O characteristic
EXD(G) : Digital OSD (G) I/O characteristic
EXD(B) : Digital OSD (B) I/O characteristic
1. Input SG.F (Vosd=1.0V) to pins 20, 27, 28 and 30.
2. Measure output amplitude which is higher than the
pedestal level at pins 14, 15 and 16. The amplitude at
blanking part should not be measured.
M
EXD(R-G) : Digital OSD level difference R and G
EXD(G-B) : Digital OSD level difference G and B
EXD(B-R) : Digital OSD level difference B and R
1. EXD(R-G), EXD(G-B) and EXD (B-R) are defined as
C(G)1 : G cutoff characteristic 1
C(B)1 : B cutoff characteristic 1
C(R)2 : R cutoff characteristic 2
C(G)2 : G cutoff characteristic 2
C(B)2 : B cutoff characteristic 2
1. Input SG.D (Vy=0V) to pin 34.
2. Measure DC voltage of output at pins 14, 15 and 16 except
that at blanking part.
DOSD1 : Digital OSD speed characteristic 1
DOSD2 : Digital OSD speed characteristic 2
1. Input SG.F (Vosd=1.0V) to pins 20, 27, 28, 30.
2. Measure rise time and fall time of the signal of output at
pins 14, 15 and 16. Measurement points should be higher
than the pedestal level and blanking part should not be
measured.
MM
OSD1OSD2
90%
10%
Output waveform at
pins 14, 15 and 16.
AOSD1 : Analog OSD speed characteristic 1
AOSD2 : Analog OSD speed characteristic 2
1. Input SG.F (Vosd=0.7V) to pins 20, 27, 28, 30.
2. Measure rise time and fall time of the signal of output at
pins 14, 15 and 16. Measurement points should be higher
than the pedestal level and blanking part should not be
measured.
MM
OSD1OSD2
90%
10%
Output waveform at
pins 14, 15 and 16.
Ccon1 : Color control characteristic 1
Ccon2 : Color control characteristic 2
Ccon3 : Color control characteristic 3
1. Input SG.C to pin 34.
2. Measure output amplitude at pins 14, 15 and 16 when IIC
data 08H=40h, and define as Ccon0
2. Measure output amplitude at pins 14, 15 and 16 under
each condition.
3. Ccon1, Ccon2 and Ccon3 are defined as follows:
Ccon1, Ccon2 and Ccon3
= 20 log
Measured value (Vp-p)
Ccon0 (Vp-p)
(dB)
MTXRB : Matrix ratio R/B
MTXGB : Matrix ratio G/B
1. Input SG.G (rainbow color bar) to pin 34.
2. Measure output amplitude VR, VG and VB at pins 14, 15
and 16 respectively.
3. MTXRB and MTXGB are defined as follows:
MTXRB =
MTXGB =
VR (Vp-p)
VB (Vp-p)
VG (Vp-p)
VB (Vp-p)
M
BB(R) : Blue back function (R)
BB(G) : Blue back function (G)
BB(B) : Blue back function (B)
1. Input SG.A to pin 34.
2. Measure the amplitude (peak to peak) except measure
from blanking part of output at pins 14, 15 and 16.
M
WB : White raster function
1. Input SG.A to pin 34.
2. Measure the amplitude (peak to peak) except measure
from blanking part of output at pins 14, 15 and 16.
M
MITSUBISHI
ELECTRIC
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Page 37
DEFLECTION BLOCK
MITSUBISHI ICs (TV)
M61203CFP
NTSC TV SIGNAL PROCESSOR
fH1 : Horizontal free-running frequency 1
fH2 : Horizontal free-running frequency 2
fH3 : Horizontal free-running frequency 3
Measure the output frequency at pin 7 when no signal is
input.
Hfree : Forced horizontal free-running frequency
1. Input SG.A to pin 34.
2. Set H-free control data to 'ON', and measure the output
frequency at pin 7.
FPHU : Horizontal pull-in range (upper)
FPHL : Horizontal pull-in range (lower)
1. Input SG.H to pin 34.
2. Change the frequency of SG.H, and measure the
frequency at the moment when the output signal at pin 7 and
the input signal at pin 34 are pulled in. The horizontal pull-in
range is measured by comparing with the horizontal
frequencyof video signal.