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STV2236 数据表(PDF) 7 Page - STMicroelectronics

部件名 STV2236
功能描述  I짼C BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR
PDF  86 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STV2236 数据表(HTML) 7 Page - STMicroelectronics

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STV224XH/228XH/223XH - GENERAL DESCRIPTION
7/86
19
27
GND2
Video/Luma Ground
20
28
CVBSIN2
External Video Input
21
29
BS
Black Stretch Capacitor
22
34
Y/CVBSIN3
Y(SVHS) or CVBS3 External Input
23
35
CHR
Chroma (SVHS) Input
24
36
APR
Automatic RGB Peak Regulation
25
37
BEXT/Cb
External Blue Input or external Cb Input
(Please refer to Note 2)
26
38
GEXT/Y
External Green Input or external Y Input
(Please refer to Note 2)
27
39
REXT/Cr
External Red Input or external Cr Input
(Please refer to Note 2)
28
40
FBEXT
External Fast Blanking Input (Please refer to
Note 3)
29
41
NTBC/CVBSOUT1
Not To Be Connected or CVBS Output 1
(Please refer to Note 4)
30
43
BOUT
Blue Output
31
44
GOUT
Green Output
32
45
ROUT
Red Output
33
46
ICATH
Cathode Current Measurement Input
34
47
BOSD
OSD Blue Input
35
48
GOSD
OSD Green Input
36
49
ROSD
OSD Red Input
37
50
FBOSD/HC
OSD Fast Blanking Input / Half Contrast
38
52
XTAL3/BTUN
3.5X MHz Crystal or Bell Filter Tuning Capacitor
39
53
XTAL2
3.5X MHz Crystal
40
54
XTAL1
4.43/3.5X MHz Crystal
41
55
CLPF
Chroma PLL Filter
42
56
X1/VAMP/CHROUT
XTAL1 Control Pin, Vertical Amplitude DAC
Output and Chroma Reference Signal Output
43
57
GND1
Chroma/Scanning Ground
44
58
CVBSOUT2
Second Video Switch Output
45
59
VCC1
Chroma/Scanning Power Supply (8 V)
46
61
BCL/SAF
Beam Current Limiter Control Voltage and Safe-
ty Input (XRAY)
47
62
VERT
Vertical Output Pulse
48
63
HOUT
Horizontal Output Pulse
49
64
LFB/SSC
Line Flyback Input and Super-Sandcastle Out-
put
50
1
SLPF
Scanning PLL Filter
51
2
SCL
I²C Bus Clock Input
52
3
SDA
I²C Bus Data Input
53
4
VCCD
Digital Supply Voltage (5 V)
54
5
GNDD
Digital Ground
55
6
AUDIOOUT
Main Audio Output
56
7
FMCAP
FM Demodulation Capacitor
-
30
NC
Connection to GND recommended
PIN
Symbol
Description
STV224XH/228XH
STV223XH
SDIP56
TQFP64
2



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