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Ordering number : EN5833
CMOS IC
LC74798, 74798M
On-Screen Display Controller IC
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.
Package Dimensions
unit: mm 3193-DIP30SD
[LC74798]
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.