LC74723 Datasheet, PDF (1/12 Pages) Sanyo Semicon Device – On-Screen Display Controller

Ordering number : EN4841C
CMOS LSI
LC74723, 74723M
On-Screen Display Controller
Overview
The LC74723 and LC74723M are on-screen display
controller CMOS LSIs that display characters and patterns
on a TV screen under microprocessor control. Characters
are 8 × 8 dots, and a dot interpolation function is provided.
The LC74723 can display 24 characters × 10 lines of text.
Features
• Screen structure: 24 characters × 10 lines (up to 240
characters)
• Character structure: 8 (horizontal) × 8 (vertical)
(interpolation function supported)
• Character sizes: Two horizontal and two vertical sizes
• Number of characters: 64
• Display start position: 64 horizontal and 64 vertical
positions
• Blinking: In character units
• Blinking types: Two, with periods of 0.5 and 1.0 seconds
• Blue background screen display: (in internal synchro-
nization mode)
• External control inputs: 8-bit serial input interface
• Built-in sync separator circuit
• Video output: Compound NTSC and PAL-M output
• Packages: 24-pin plastic MFP (375 mil)
24-pin plastic DIP (300 mil)
Package Dimensions
unit: mm
3067-DIP24S
[LC74723]
unit: mm
3045B-MFP24
[LC74723M]
SANYO: DIP24S
SANYO: MFP24
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
63097HA (OT)/41596TH (OT)/83194TH (OT) No. 4841-1/12