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LC74798M 데이터시트(PDF) 1 Page - Sanyo Semicon Device |
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1 / 32 page Overview The LC74798 and LC74798M 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 • Video outputs: PAL and NTSC format composite video outputs • Package: DIP30SD (400 mil) MFP30S (375 mil) Package Dimensions unit: mm 3193-DIP30SD unit: mm 3216-MFP30S CMOS IC 51898RM (OT) No. 5833-1/32 SANYO: DIP30SD [LC74798] SANYO: MFP30S [LC74798M] 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 IC LC74798, 74798M Ordering number : EN5833 |
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