LC74772V

Ordering number : EN5159A CMOS LSI LC74772V Camcorder On-Screen Display LSI Overview The LC74772V is a CMOS LSI that implements on-screen display for camcorders. It displays characters and patterns in a camcorder viewfinder under microprocessor control. The LC74772V displays a 12 × 18 dot font with 256 characters. Package Dimensions unit: mm 3175A-SSOP24 [LC74772V] Features Screen format: 12 lines ¥ 24 characters (up to 288 characters) Number of characters displayed: Up to 288 characters Character format: 12 (horizontal) × 18 (vertical) dots Number of characters in font: 256 characters Character sizes: Normal and double, specified in line units Display start position — Horizontal: 64 positions — Vertical: 64 positions Character reverse video function: Individual characters can be displayed in reverse video. Types of blinking: Two types with periods of 1.0 and 0.5 seconds, specifiable on a per character basis. (Blinking has a 60% display on duty.) (Four divisors: 1/25, 1/30, 1/50, 1/60) Outputs: R, G, B plus 2 output systems Or: 4 output systems (character data and blanking data: 4 outputs each) External control input: 8-bit serial data input format SANYO: SSOP24 Specifications Absolute Maximum Ratings Parameter Supply voltage Input voltage Output voltage Allowable power dissipation Operating temperature Storage temperature Symbol VDD VIN VOUT Pd max Topr Tstg VDD All input pins CKOUT, CHA4, BLK4, CHA3, BLK3, B, G, R, BLANK Ta = 25°C Conditions Ratin...