On-screen Video Display Controller for NTSC or PAL-M
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Ordering number : EN*5396
CMOS LSI
LC74751
On-Screen Display LSI
Preliminary Overview
The LC74751 is a CMOS LSI that supports on-screen display of characters and patterns on a TV screen under the control of a microcontroller. The LC74751 includes an on-chip character ROM that provides 128 characters in a 12 × 18 dot format. This IC supports display of up to 12 lines of 24 characters each for a maximum of 288 characters.
Package Dimensions
unit: mm 3059-DIP22S
[LC74751]
Features
• Display format: 24 characters by 12 rows • Characters displayed: Up to 288 characters • Display control ROM (line ROM): ROM for 64 lines (Control in line units: lines consisting of 24 characters) • Display RAM: 176 characters (Used for the specification of user-defined characters.