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Número de pieza | M52779SP | |
Descripción | VIF/ SIF/ VIDEO/ CHROMA/ DEFLECTION FOR PAL/NTSC | |
Fabricantes | Mitsubishi | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de M52779SP (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
No Preview Available ! MITSUBISHI ICs (TV)
M52779SP
VIF, SIF, VIDEO, CHROMA, DEFLECTION FOR PAL/NTSC
DESCRIPTION
The M52779SP is a single-chip semiconductor integrated circuit to
process signals of a color TV. Circuits to process video IF, sound IF,
video, color, and deflection signals, a I2C bus control circuit, and D/
A are build in this device.
This IC can be used not only for popular-type TV sets but also for
middle-class TV sets. Combined with a SECAM chroma decoder,
the M52325AP, this device can process signals of every type of TVs
in the world by discriminating them fully automatically.
FEATURES
• A built-in I2C bus control circuit makes it possible to reduce the
number of peripheral parts and rationalize production lines.
• Various filters (TRAP, BPF, Y-DL, RGB clamp) are build in this IC.
• PLL detection system is introduced to process video IF and voice
IF. Furthermore, AFT coil is not necessary.
• DL aperture control
• Color signal frequency and vertical frequency of TVs of every
type can be discriminated fully automatically.
• Horizontal/vertical countdown system
• V-Ramp output
• RGB output
• Built in Y/C SW
APPLICATION
PAL/NTSC CTV
RECOMMENDED OPERATING CONDITION
Supply voltage................................................V8, 24=5V, V9, 20=8V
Rated supply voltage........................................V8, 24=4.75 to 5.25V
V9, 20 =7.6 to 8.4V
Maximum output current.............................................5.0mA (pin13)
PIN CONFIGURATION (TOP VIEW)
AFT OUT 1
LIMITER IN 2
RF AGC OUT 3
IF AGC FILTER 4
VIF GND 5
VIF IN 6
VIF IN 7
VIF VCC 8
H VCC 9
RAMP AGC 10
SCL 11
SCP OUT 12
H OUT 13
SDA 14
H OSC 15
AFC 1 FILTER 16
I REF 17
+RAMP OUT 18
-RAMP OUT 19
Hi VCC 20
R OUT 21
G OUT 22
B OUT 23
VCD VCC 24
B IN 25
CONTRAST CONT. 26
52 VIDEO OUT
51 VIDEO APC FILTER
50 VCO
49 VCO
48 FM DIRECT OUT
47 EXT AUDIO IN
46 AUDIO OUT
45 - (R-Y) IN
44 - (B-Y) IN
43 - (R-Y) OUT
42 SECAM REF.
41 - (B-Y) OUT
40 X-TAL 4.43
39 SYNC SEP IN
38 Y SW OUT
37 VCD GND
36 TV IN
35 CHROMA APC FILTER
34 EXT IN
33 AUDIO BYPASS
32 X-TAL 3.58
31 FAST BLK
30 KILLER FILTER
29 R IN
28 AFC2 FILTER
27 G IN
Outline 52P4B
1
1 page MITSUBISHI ICs (TV)
M52779SP
VIF, SIF, VIDEO, CHROMA, DEFLECTION FOR PAL/NTSC
ELECTRICAL CHARACTERISTICS (cont.)
Symbol
VoAF
M
Parameter
AF direct output
(6.5M)
Input signal SW
SS
4 16
SS
44 45
Test conditions
Sub address function
Input SG
00H 01H 03H
PIN
PPPPPPPPPPP
1
3
4
12 13 16 18 19 46 48 52 DL
A
P/
N
VC
OA
AV
S
W
ATT
SW
S SG19
PIN
M
VoAF
max
Maximum AF
output (6.0M)
SW
S SG18
PIN
7FH
M 127
ATT
Maximum
attenuation (6.0M)
SW
S SG18
PIN
00H
M0
THD
AF
AF output
distortion (6.0M)
SW
S SG18
PIN
M
LIM
Input limiting
sensitivity
SW
S SG18
PIN
M
AMR
AMR
SW
S SG20
PIN
M
AFSN
AF S/N
SW
S SG21
PIN
M
GEAu
SW
EXT audio GAIN EXT SG22
PIN
60H 48H
M 32 1 72
VCC
Limits
Unit Note
P
8
P
9
PP
20 24
Min.
Typ.
Max.
460 615 770 mVrms
860 1140 1420 mVrms
59 68 − dB
− 1 3%
− 40 46 dB
49 50 − dB
53 63 − dB
-2.0 0.0 2.0 dB
ELECTRICAL CHARACTERISTICS (C0 to C12:input SG50 at SY IN C13 to C21:input SG60 at SY IN)
Symbol
Parameter
chroma block (PAL)
Input signal SW
SS
4 16
SS
44 45
Test conditions
Sub address function
Input SG
06H 07H 09H
PIN
PPPPPPPPPPP
1
3
4
12
13
16
18
23
41
42
43
DL
TA
TV/
EX
T
AU
TO
TINT
SE
T
H
P
−
Default conditions
of chroma
− − SW
PIN
11
00
02H 2FH 40H
2 0 0 47 0 8
Cn1
Output signal
amplitude 1:- (B-Y)
SW
VI SS4P
PIN
M
Cn2
Output signal
amplitude 2:- (R-Y)
SW
VI SS4P
PIN
M
ACC1
ACC 1
VI VS4P SW
v=+6dB PIN
M
ACC2
ACC 2
VI VS4P SW
v=-20dB PIN
M
VI VS4P SW
OV Chroma overload
eb=800mV PIN
M
VikP
Threshold color
killer on
VI VS4P SW
v=variable PIN
M
killP
Residual color
leakage at killer on
VI VS4P SW
v=-40dB PIN
M
APC1
APC pull in
range 1
VI VS4P SW
f=variable PIN
M
R/BP
Ratio of
(R-Y/B-Y)
VI VS4P SW
eb=monochroma PIN
MM
θR-Y
P
Demoduration
phase θR-Y
VI VS4P SW
eb=monochroma PIN
MM
CC
Residual carrier
leakage
SW
VI SS4P
PIN
M
DDH
Offset of
demodulated
output by line
4.2M SW
VI
sin
wave
PIN
M
VCC
Limits
Unit Note
P
8
P
9
PP
20 24
Min.
Typ.
Max.
−−− −
5V 8V 8V 5V
480 680 880 mVP-P
390 530 670 mVP-P
-3 0 3 dB
-3 0 3 dB
1 3 5 dB
− -37 -33 dB
0 30 60 mVP-P
+300 +550 −
-300 -450 −
Hz
f=eb
=ec
0.45 0.6 0.75
eb=
− ec+
50kHz
eb=
80 90 100 deg ec+
50kHz
0 50 100 mVP-P
− − 100 mV
5
5 Page MITSUBISHI ICs (TV)
M52779SP
VIF, SIF, VIDEO, CHROMA, DEFLECTION FOR PAL/NTSC
ELECTRICAL CHARACTERISTICS
Deflection block (cont.)
Input signal SW
SS
4 16
SS
44 45
Test conditions
Sub address function
Symbol
VBLKW
Parameter
Input SG
Vertical blanking
width (pin21, 22, 23)
−
−
09H
10H
11 12
HH
13H
PIN
PPPPPPPPP
12
13
16 18
19
21 22
23
39
SE
T
HP
V-
PO
TR
F
HA
V
SIZ
SU
B
VP
AC
L
SE
R
HS
T
AF
CG
O
SW
PIN M M M
AVER1
50/60
identification 1
SY SGd SW
f63Hz PIN
AVER2
50/60
identification 2
SY SGd SW
f57Hz PIN
AVER3
50/60
identification 3
SY SGd SW
f53Hz PIN
AVER4
50/60
identification 4
SY SGd SW
f47Hz PIN
WVSS
Vertical sync.
detection
minimum width
SY SGd SW
f60Hz width
variable
PIN
M
Rsi1
Vertical ramp
size
SW
SY SGA
PIN
M
R∆s1
Vertical ramp
size control
range
SW
SY SGA
PIN
M
00/
40
H
0/
64
Rpo1
Vertical ramp
position control
range
SW
SY SGA
PIN
M
7F/60H
20
H
31
/0
32
Rgc
Vertical position
center adjustment
SW
SY SGA
PIN
MM
Rpr
Vertical ramp out
pulse width (PAL)
SW
SY SGA
PIN
M
VCC
Limits
Unit Note
P
8
P
9
PP
20 24
Min.
Typ.
Max.
1.35 1.5 1.6 msec
−
63 −
Hz
w-
D7=1
−
57 −
Hz
w-
D7=1
−
53 −
Hz
w-
D7=0
−
47 −
Hz
w-
D7=0
9.5 − − µsec
900 1100 1300 mVP-P
83 93 103 %
120 170 220 mV
4 − 27 data
520 545 570 µsec
11
11 Page |
Páginas | Total 30 Páginas | |
PDF Descargar | [ Datasheet M52779SP.PDF ] |
Número de pieza | Descripción | Fabricantes |
M52779SP | "VIF | SIF |
M52779SP | VIF/ SIF/ VIDEO/ CHROMA/ DEFLECTION FOR PAL/NTSC | Mitsubishi |
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