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PDF STV2236D Data sheet ( Hoja de datos )
| Número de pieza | STV2236D | |
| Descripción | (STV223xD / STV224xC) I2C BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR | |
| Fabricantes | ST Microelectronics | |
| Logotipo |  |
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STV223XD/224XC
I²C BUS-CONTROLLED MULTISTANDARD
SINGLE CHIP TV PROCESSOR
s I²C Bus Control
s PIF Circuit with PLL Demodulation
(Positive and Negative Video)
s SIF Circuit with QSS Structure, FM
Demodulation and AM Demodulation for France
s Intercarrier Capability
s Built-in Sound Bandpass
s Sound Subcarrier Output for Stereo Chassis
(FM, NICAM)
s Audio Switch and Volume Control (Mono
Chassis)
s AVL (Automatic Volume Levelling)
s Integrated Chroma Filters and Luma Delay Line
s Integrated Chroma Delay Line
s Video Switch (3 CVBS In, 1 or 2 CVBS Out)
s SVHS Switch (Y Combined with CVBS3 Input)
s OSD RGB Inputs
s External RGB/YCrCb Inputs or YUV Interface
s PAL / SECAM / NTSC Chroma Demodulators
s Auto Flesh Control Capability in NTSC mode
s South America Capability (PAL-M / PAL-N /
NTSC)
s Chroma Subcarrier Output
s Black Stretch Circuit
s Peaking Circuit
s Automatic Cut-off Current Loop
s Manual Cut-off possible for low-cost
applications
s Two Horizontal Deflection PLLs
s Vertical Countdown
s Half Contrast
s APR (Automatic RGB Peak Regulation)
Function
s SAW Filter Switch Control (Optional)
s Very Few External Components
SHRINK56
(Plastic Package)
ORDER CODE: STV224XC/8XC
TQFP64 (14 x 14 x 1.4 mm)
(Full Thin Plastic Quad Flat Pack)
ORDER CODE: STV223XD
September 2003
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1
1 page  
STV223XD/224XC - GENERAL DESCRIPTION
Pin N°
STV224XC/8XC STV223XD
SDIP56
TQFP64
43 57
- 58
45 59
46 61
47 62
48 63
49 64
50 1
51 2
52 3
53 4
54 5
55 6
56 7
- 15
25 30
26 31
27 32
28 33
24 36
- 51
44 60
29 -
Symbol
GND1
CVBSOUT1
VCC1
BCL/SAF
VERT
HOUT
LFB/SSC
SLPF
SCL
SDA
VCCD
GNDD
AUDIOOUT
FMCAP
SAW
BEXT/Cb
GEXT/Y
REXT/Cr
FBEXT
APR
HC
CVBSOUT2
NTBC/CVBSOUT1
Description
Chroma/Scanning Ground
Main Video Switch Output
Chroma/Scanning Power Supply (8 V)
Beam Current Limiter Control Voltage and Safety Input
(XRAY)
Vertical Output Pulse
Horizontal Output Pulse
Line Flyback Input and Super-Sandcastle Output
Scanning PLL Filter
I²C Bus Clock Input
I²C Bus Data Input
Digital Supply Voltage (5 V)
Digital Ground
Main Audio Output
FM Demodulation Capacitor
Filter Switch Control
External Blue Input or external Cb Input
(Please refer to Note 2)
External Green Input or external Y Input
(Please refer to Note 2)
External Red Input or external Cr Input
(Please refer to Note 2)
External Fast Blanking Input (Please refer to Note 3)
Automatic RGB Peak Regulation
Half Contrast Input
Second Video Switch Output
Not To Be Connected or CVBS Output 1
(Please refer to Note 4)
Note 1: Input/Output not available in STV2246C/86C and STV2236D versions. This pin must not be con-
nected.
Note 2: When REXT, GEXT and BEXT pins are not used, they must not be connected. Register 0Ah must
be set (d7 and d6 = 01). (RGB external inputs disabled.)
Note 3: FBEXT to be connected to ground when not used.
Note 4: CVBS output 1 on pin 29 (SDIP56), if register 1Dh = 07h.
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5 Page 
STV223XD/224XC - GENERAL DESCRIPTION
Figure 7. STV2246C (SDIP56) Block Diagram
REXT/Cr
GEXT/Y
BEXT/Cb
FBEXT
BS
CVBSOUT2
NTBC/CVBSOUT1
CVBSIN1
CVBSIN2
Y/CVBSIN3
CHR
FMCAP
INTCVBSOUT
IFPLL
PIFLC2
PIFLC1
LFB/SSC
SLPF
X1/VAMP/CHROUT
CLPF
XTAL1
XTAL2
XTAL3
FMOUT
EXTAUDIOIN
AUDIOOUT
VREF
SCL
SDA
11/76
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet STV2236D.PDF ] | |
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