LC74786

Manufacturer Part NumberLC74786
DescriptionOn-screen display controller
ManufacturerSanyo Semiconductor Corporation
LC74786 datasheet
 
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Ordering number : EN5729A
Overview
The LC74786, LC74786M, and LC74786JM are on-
screen display controller CMOS ICs that display
characters and patterns on the TV screen under
microprocessor control. These ICs support 12
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 (128 characters, one spacing
character, and one transparent spacing character)
• Initial display positions: 64 horizontal positions and 64
vertical positions
• Blinking: Specifiable in character units
• Blinking types: Two periods supported: About 1.0
second and about 0.5 second
• Blanking: Over the whole font (12 18 dots)
• Background color: 8 colors (internal synchronization
mode): 2f
and 4f
SC
SC
• Line background color
— Can be set for 3 lines
— Line background color: 8 colors (internal
synchronization mode): 2f
SC
• External control input: 8-bit serial input format
• On-chip sync separator circuit
• Video outputs - NTSC, PAL, PAL-N, PAL-M, NTSC
4.43, and PAL60 format composite video outputs
• Package
— 24-pin plastic DIP-24S (300 mil)
— 24-pin plastic MFP-24 (375 mil)
— 24-pin plastic MFP-24S (300 mil)
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
LC74786, 74786M, 74786JM
On-Screen Display Controller
Package Dimensions
unit: mm
3067-DIP24S
18-dot
unit: mm
3045B-MFP24
unit: mm
and 4f
3112-MFP24S
SC
CMOS IC
[LC74786]
SANYO: DIP24S
[LC74786M]
SANYO: MFP24
[LC74786JM]
SANYO: MFP24S
30698HA (OT) No. 5729-1/23

LC74786 Summary of contents