器件名称:
LC74723
功能描述:
On-Screen Display Controller
文件大小:
144.68KB 共12页
简 介:
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. Package Dimensions unit: mm 3067-DIP24S [LC74723] 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 synchronization 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) SANYO: DIP24S unit: mm 3045B-MFP24 [LC74723M] 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 LC74723, 74723M Pin Assignment Pin Functions Pin No. 1 2 3 4 5 6 7 Symbol VSS1 XtalIN XtalOUT CTRL1 CSYNOUT OSCIN OSCOUT Ground Crystal oscillator conne……
