MN89201 Datasheet, PDF (3/11 Pages) Panasonic Semiconductor – VGA-NTSC Scan Converter

For Information Equipment
Block Diagram
• RDCLK from an external VCO clock synchronized with VGA clock
R
8
G
8
B
8
Latch
RGB-YCrCb
converter
Flicker
elimination
block
Conversion from
non-interlaced to
interlaced display
DOTCLK
XVSYNCIN
XHSYNCIN
8
DB[7:0]
4
RA[3:0]
CS (AEN)
WR
RD
Control block
counters,
pulse generator, etc.
Registers
PLL
1/N
OEOP
OEON
OSC I/F
OSXIN
XOO
lead
VCO
lag
• RDCLK from VGA clock
R
8
G
8
B
8
Latch
RGB-YCrCb
converter
Flicker
elimination
block
Conversion from
non-interlaced to
interlaced display
DOTCLK
XVSYNCIN
XHSYNCIN
8
DB[7:0]
4
RA[3:0]
CS (AEN)
WR
RD
Registers
PLL
Control block
counters,
pulse generator, etc.
1/N
OSC I/F
MN89201
8Y
8 _Cr
8 _Cb
XVSYNC
XHSYNC
BLANK
RD2CLK
RDCLK
8Y
8 _Cr
8 _Cb
XVSYNC
XHSYNC
BLANK
RD2CLK
RDCLK