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LC74789 Datasheet(PDF) 1 Page - Sanyo Semicon Device |
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LC74789 Datasheet(HTML) 1 Page - Sanyo Semicon Device |
1 / 23 page Overview The LC74789, LC74789M, and LC74789JM are on- screen display controller CMOS ICs that display characters and patterns on the TV screen under microprocessor control. These ICs 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: 256 (254 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): 2fSC and 4fSC • Line background color — Can be set for 3 lines — Line background color: 8 colors (internal synchronization mode): 2fSC and 4fSC • 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) Package Dimensions unit: mm 3067-DIP24S unit: mm 3045B-MFP24 unit: mm 3112-MFP24S CMOS IC 30698HA (OT) No. 5732-1/23 SANYO: DIP24S [LC74789] SANYO: MFP24 [LC74789M] SANYO: MFP24S [LC74789JM] SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN On-Screen Display Controller LC74789, 74789M, 74789JM Ordering number : EN5732A |
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