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STV2246C 数据表(PDF) 47 Page - STMicroelectronics

部件名 STV2246C
功能描述  I2C BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR
PDF  76 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STV2246C 数据表(HTML) 47 Page - STMicroelectronics

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STV223XD/224XC - I²C BUS SELECTION
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12
Bandpass adjust
4X
X
X
X
X
X
X
X
0
1
0
1
0
1
0
1
f = fosc.
f = 1.1*fosc.
Chroma reference out-
put
1X
X
X
X
X
X
0
1
X
X
X
X
X
X
X
X
0 = Chroma reference output OFF.
1 = Chroma reference output ON.
Chroma DL selection
1X
X
X
X
0
1
X
X
X
X
X
X
X
X
X
X
0 = ON.
1 = OFF.
Not to be used
2
0
0
X
X
X
X
X
X
13
Crystal selection
2X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
0
1
0
1
X
X
X
X
XTAL1 (4.43/3.5XX MHz).
XTAL2 (3.5XX MHz).
XTAL3 (3.5XX MHz).
Not allowed.
Standard selection
2X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
1
1
X
0
1
0
0
0
1
X
X
X
0
0
1
X
1
X
X
0
1
0
X
1
X
X
0
X
X
X
X
PAL.
NTSC.
SECAM (only with XTAL1).
Not allowed.
Not allowed.
AUTO mode.
Not allowed
Crystal inhibition
2X
X
X
X
X
X
X
X
0
0
1
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
1
0
1
Two-crystal, P/S/N application.
Three-crystal, P/N application.
One-crystal, 4.43 MHz application.
Two-crystal, P/N application.
Not to be used
2
0
0
X
X
X
X
X
X
14
Hue control
(in NTSC only)
6X
X
X
X
0
1
0
1
0
1
0
1
0
1
0
1
-45°.
+45°.
Flesh enable
1X
X
0
1
X
X
X
X
X
X
X
X
X
X
X
X
0 = Flesh disable (OFF).
1 = Flesh enable (ON).
Wide flesh charac-
teristic selection
10
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0 = Normal characteristic.
1 = Wide characteristic.
15
Main Video switch
2X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
0
1
X
CVBS1 selected.
CVBS2 selected.
Y/CVBS3 selected.
Second Video switch
control
2X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
0
1
0
1
X
X
X
X
X
X
X
X
CVBS1 selected.
CVBS2 selected.
Y/CVBS3 selected.
Y+C selected.
SVHS switch Chroma
decoder input
selection
1X
X
X
X
X
X
0
1
X
X
X
X
X
X
X
X
0 = Main CVBS selected.
1 = CHR input selected (SVHS).
Not to be used
3
X
0
0
X
X
X
X
X
Safety Reset
10
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0 = Safety active
1 = Reset Safety, Safety non-active
Reg.
Addr.
(Hex)
Description
Bits
Data
Comments
d7 d6 d5 d4 d3 d2 d1 d0



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