STV2236 查看數據表（PDF） - STMicroelectronics
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STV2236 Datasheet PDF : 86 Pages
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STV224X, STV228X, STV223X - GENERAL DESCRIPTION
PIN
STV224XH/228XH
STV223XH
Symbol
Description
SDIP56
TQFP64
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
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
bsolete48
49
50
51
52
53
54
38
GEXT/Y
External Green Input or external Y Input
(Please refer to Note 2)
39
REXT/Cr
External Red Input or external Cr Input
(Please refer to Note 2)
t(s) 40
FBEXT
External Fast Blanking Input (Please refer to
Note 3)
c 41
NTBC/CVBSOUT1
Not To Be Connected or CVBS Output 1
(Please refer to Note 4)
u 43
BOUT
Blue Output
d 44
GOUT
Green Output
ro 45
ROUT
Red Output
P 46
ICATH
47
BOSD
Cathode Current Measurement Input
OSD Blue Input
te 48
GOSD
OSD Green Input
le 49
ROSD
OSD Red Input
50
FBOSD/HC
OSD Fast Blanking Input / Half Contrast
o 52
XTAL3/BTUN
3.5X MHz Crystal or Bell Filter Tuning Capacitor
s 53
XTAL2
3.5X MHz Crystal
b 54
XTAL1
4.43/3.5X MHz Crystal
O 55
CLPF
Chroma PLL Filter
) - 56
X1/VAMP/CHROUT
XTAL1 Control Pin, Vertical Amplitude DAC
Output and Chroma Reference Signal Output
t(s 57
GND1
Chroma/Scanning Ground
58
CVBSOUT2
Second Video Switch Output
c59
VCC1
du61
BCL/SAF
Chroma/Scanning Power Supply (8 V)
Beam Current Limiter Control Voltage and Safe-
ty Input (XRAY)
ro 62
VERT
Vertical Output Pulse
P 63
HOUT
Horizontal Output Pulse
64
LFB/SSC
Line Flyback Input and Super-Sandcastle Out-
put
1
SLPF
Scanning PLL Filter
2
SCL
I²C Bus Clock Input
3
SDA
I²C Bus Data Input
4
VCCD
5
GNDD
Digital Supply Voltage (5 V)
Digital Ground
55
6
AUDIOOUT
Main Audio Output
56
7
FMCAP
FM Demodulation Capacitor
-
30
NC
Connection to GND recommended
7/86
2
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