參數(shù)資料
型號(hào): LC74731W
元件分類: 畫(huà)面疊加
英文描述: ON-SCREEN DISPLAY IC, PQFP64
封裝: SQFP-64
文件頁(yè)數(shù): 38/38頁(yè)
文件大?。?/td> 153K
代理商: LC74731W
LC74731E System Block Diagram
No. 6526-9/38
LC74731W
OSC
IN
SYNC
JDG
RST
OUTMOD
IEOUT
BLANK
CHARA
MUTE
SCLK
SIN
CS
SEP
C
SEP
OUT
OSC
OUT
SEP
IN
SYN
IN
VDD1,
VDD2
VSS1,
VSS2
CV
OUT
CDLR
C
IN
Cbias
Yout
Yin
CV
IN
CTRL1
Xtal
IN
Xtal
OUT
CVCR
Cout
Serial
to
parallel
converter
Character
output
dot
clock
oscillator
Synchronous
judgment
Composite
sync
separator
control
Sync
separator
circuit
8-bit
latch
and
command
decoder
Horizontal
character
size
register
Horizontal
size
counter
Vertical
size
counter
Timing
generator
Horizontal
dot
counter
Horizontal
display
position
detection
Vertical
display
position
detection
Character
control
counter
Sync
signal
generator
Character
output
control
Background
control
Video
output
control
Line
control
counter
Vertical
dot
counter
Blinking
and
reverse
video
control
circuit
Vertical
character
size
register
Horizontal
display
position
register
Vertical
display
position
register
Blinking
and
reverse
video
control
register
Display
control
register
RAM
write
address
counter
Display
RAM
Decoder
Font
ROM
Shift
register
Decoder
A0
to
A17,
OE,
CE
D0
to
D7
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