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参数资料
| 型号： | LC74794M |
| 元件分类： | 画面叠加 |
| 英文描述： | ON-SCREEN DISPLAY IC, PDSO30 |
| 封装： | MFP30S |
| 文件页数： | 1/30页 |
| 文件大小： | 320K |
| 代理商： | LC74794M |
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Overview
The LC74794 and LC74794M are CMOS LSIs for on-
screen display, a function that displays characters and
patterns on a TV screen under microprocessor control.
They feature a built-in PDC/VPS/UDT interface circuit.
These LSIs support 12
× 18 dot characters and can display
12 lines by 24 characters of text.
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
— Background coloring: 8 colors (internal synchronization
mode): 4fsc
— Background coloring: 6 colors (internal synchronization
mode): 2fsc
— Blue background only: NTSC
Line background color
— Can be set for 3 lines
— Line background coloring: 8 colors (internal synchro-
nization mode): 4fsc
— Line background coloring: 6 colors (internal synchro-
nization mode): 2fsc
External control input: 8-bit serial input format
On-chip sync separator and AFC circuits
PDC/VPS/UDT interface circuit
Composite video output in the PAL or NTSC format
Package Dimensions
unit: mm
3196-DIP30SD
unit: mm
3216A-MFP30S
CMOS LSI
Ordering number : EN*5557
22897HA (OT)/No. 5557-1/30
Preliminary
SANYO: DIP30SD
[LC74794]
SANYO: MFP30S
[LC74794M]
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
On-Screen Display Controller LSI
LC74794, 74794M
相关PDF资料 |
PDF描述 |
|---|---|
| LC74794 | ON-SCREEN DISPLAY IC, PDIP30 |
| LC74795M | ON-SCREEN DISPLAY IC, PDSO30 |
| LC74795 | ON-SCREEN DISPLAY IC, PDIP30 |
| LC74799 | ON-SCREEN DISPLAY IC, PDIP30 |
| LC74799M | ON-SCREEN DISPLAY IC, PDSO30 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LC74795 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:On-Screen Display Controller LSI |
| LC74795M | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:On-Screen Display Controller LSI |
| LC74798 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:On-Screen Display Controller IC |
| LC74798M | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:On-Screen Display Controller IC |
| LC74799 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:On-Screen Display Controller IC |
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