STV2246H STMicroelectronics, STV2246H Datasheet - Page 52

• Manufacturer Part Number: STV2246H
• Manufacturer: STMicroelectronics

Specifications of STV2246H

• Lead Free Status / Rohs Status: Compliant

6.3.8 Scanning Controls
Addr.
Addr.
(Hex)
(Hex)
Reg.
Reg.
13
14
15
16
Crystal Selection
Standard Selection
Crystal Inhibition
Not to be used
Hue Control
(in NTSC only)
Flesh Enable
Wide Flesh Charac-
Teristic Selection
Second Video Switch
Control
SVHS Switch Chroma
Decoder Input Selec-
tion
Not to be used
Safety Reset
Horizontal Output
Pulse Disable
Interlace
Main Video Switch
Horizontal Shift
Description
Description
Bits
Bits
2
2
2
2
6
1
1
2
2
1
2
1
6
1
1
d7 d6 d5 d4 d3 d2 d1 d0
d7 d6 d5 d4 d3 d2 d1 d0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
0
1
0
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
0
0
1
X
X
X
X
X
X
X
X
X
X
X
X
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
0
1
STV224X, STV228X, STV223X - I²C BUS SELECTION
X
X
X
X
X
X
X
X
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
0
1
0
1
0
1
Data
Data
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
1
0
0
0
1
0
1
0
0
1
1
0
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
1
0
1
0
1
0
1
0
1
0
0
1
0
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
0
1
0
1
0
1
0
1
XTAL1 (4.43/3.5XX MHz).
XTAL2 (3.5XX MHz).
XTAL3 (3.5XX MHz).
Not allowed.
PAL.
NTSC.
SECAM (only with XTAL1).
Not allowed.
Not allowed.
AUTO mode.
Not allowed
Two-crystal, P/S/N application.
Three-crystal, P/N application.
One-crystal, P/S/N 4.43 MHz application.
Two-crystal, P/N application.
-45°.
+45°.
0 = Flesh disable (OFF).
1 = Flesh enable (ON).
0 = Normal characteristic.
1 = Wide characteristic.
CVBS1 selected.
CVBS2 selected.
Y/CVBS3 selected.
CVBS1 selected.
CVBS2 selected.
Y/CVBS3 selected.
Y+C selected.
0 = Main CVBS selected.
1 = CHR input selected (SVHS).
0 = Safety active
1 = Reset Safety, Safety non-active
-2.5 µs.
+2.5 µs.
0 = Normal mode.
1 = HOUT disable (high level).
0 = Interlace mode.
1 = De-interlace mode.
Comments
Comments
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