LC74799

Manufacturer Part NumberLC74799
DescriptionOn-screen display controller IC
ManufacturerSanyo Semiconductor Corporation
LC74799 datasheet
 
1
Page 1
2
Page 2
3
Page 3
4
Page 4
5
Page 5
6
Page 6
7
Page 7
8
Page 8
9
Page 9
10
Page 10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
Page 1/32

Download datasheet (272Kb)Embed
Next
Ordering number : EN5834
Overview
The LC74799 and LC74799M are on-screen display
controller CMOS ICs that display characters and patterns
on the TV screen under microprocessor control. These ICs
include a built-in PDC/VPS/UDT interface circuit.
Features
• Display format: 24 characters by 12 rows (Up to 288
characters)
• Character format: 12 (horizontal) 18 (vertical) dots
• Character sizes: Three sizes each in the horizontal and
vertical directions
• Characters in font: 128
• Initial display positions: 64 horizontal positions and
64 vertical positions
• Blinking: Specifiable in character units
• Blinking types: Two periods supported: 1.0 second and
0.5 second
• Blanking: Over the whole font (12 18 dots)
• Background color
— 8 colors (internal synchronization mode): 4fSC
— 6 colors (internal synchronization mode): 2fSC
— Blue background only: NTSC
• Line background color
— Three lines can be set up.
— 8 line background colors (in internal synchronization
mode): 4fSC
— 6 line background colors (in internal synchronization
mode): 2fSC
• External control input: 8-bit serial input format
• On-chip sync separator and AFC circuits
• On-chip PDC/VPS/UDT interface circuit (Supports the
I
C bus standard)
2
• Video outputs: PAL and NTSC format composite video
outputs
• Package: DIP30SD (400 mil)
MFP30S (375 mil)
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
LC74799, 74799M
On-Screen Display Controller IC
Package Dimensions
unit: mm
3193-DIP30SD
[LC74799]
unit: mm
3216-MFP30S
[LC74799M]
51898RM (OT) No. 5834-1/32
CMOS IC
SANYO: DIP30SD
SANYO: MFP30S

LC74799 Summary of contents