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LC74775 Datasheet(PDF) 21 Page - Sanyo Semicon Device

Part # LC74775
Description  On-Screen Display Controller IC
PDF  35 Pages
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Manufacturer  SANYO [Sanyo Semicon Device]
Direct Link  https://www.sanyo-av.com/us/
Logo SANYO - Sanyo Semicon Device

LC74775 Datasheet(HTML) 21 Page - Sanyo Semicon Device

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No. 5919-21/35
LC74775, 74775M
DA 0 to 7
Register
Contents
Notes
State
Function
7
–
0
Second byte identification bit
6
–
0
5
OTDCS1
0
1
External synchronization mode dot clock setting
4
OTDCS0
0
1
3
HLFTON
0
1
0
2
SEL2
1
1
OTHS
0
CSYNCB (sync separator)
External synchronization mode H input switching
1
HDB (slicer AFC)
0
IND3
0
LC oscillator
Internal synchronization mode dot clock setup
1
Crystal oscillator
OTDS1
OTDS0
Dot clock
0
0
LC oscillator
0
1
Crystal oscillator
1
0
VCO
DA 0 to 7
Register
Contents
Notes
State
Function
7
–
1
6
–
1
Command 7 identification code.
5
–
1
Display control setup.
4
–
1
3
–
0
2
–
1
Extended command 5 identification code
1
–
0
0
–
1
• First byte
COMMAND12 (Display control setup command)
• Second byte
SEL2
HLFTON
Output
0
0
SYNCJDG
0
1
Halftone
1
0
LOCK
1
1
SYNCDET
SYNCJDG pin (pin 8) output switching.
The halftone output line specification depends
on background color specification (the logical
OR of the 3-line specification).
Note: All registers are set to 0 when the LC74775/M is reset by the RST pin.



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