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| Datasheet File OCR Text: |
| SG1201A ( 12 characters x 1 lines ) features mechanical data built-in controller (hd66730 or equivalent) item dimensions unit +5 v power supply module size (w x h x t) 80.0 x 36.0 x 8.8 ( 12.7 led ) mm 1/16 duty cycle viewing area ( w x h ) 65.0 x 16.0 mm 8-bit parallel interface active area ( w x h ) 62.79 x 7.64 mm 4.2 v led forward voltage dot size ( w x h ) 0.40 x 0.60 mm dot pitch ( w x h ) 0.43 x 0.64 mm interface pin connections absolute maximum ratings no. symbol level function item symbol min. typ. max. unit 1v ss 0v power supply ground supply voltage for logic v dd -v ss 0 - 7 v 2v dd 5v power supply voltage supply voltage for lcd drive v dd -v o 0 - 12 v 3v o - contrast adj. input voltage v i vss - v dd v 4 rs h/l register select 5 r/w h read/write electrical characteristics 6 e h enable signal item symbol condition min. typ. max. unit 7~14 db0~db7 h/l data bus line supply voltage for logic v dd -v ss - 4.5 5 5.5 v 15 a 4.2v led power (+) supply voltage for lcd v dd -v o v dd =5v ta=25 4.4 4.8 5.2 v 16 k 0v led power (-) supply current i dd v dd =5v - 2.5 4.5 ma input "high" level v ih - 2.2 - vdd v voltage "low" level v il - - - 0.6 v output "high" level v oh - 2.4 - - v voltage "low" level v ol - - - 0.4 v external dimensions
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