page 23 absolute maximum ratings parameter symbol min max unit supply voltage v dd -v ss 0 7.0 v power supply for lcd v l - -30.0 v input voltage v in 0 7.0 v led forward current i f 2250 ma operating temperature t op 0 50 c storage temperature t stg -20 60 c electrical characteristics (vdd=5.00.25v 25c) parameter sym condition min typ max unit operating voltage v dd - 4.5 5.0 5.5 v power supply for lcd v dd - v l - - 17.5 - v input high voltage v ih - vdd -2.2 - v dd v input low voltage v il - 0 - 0.8 v output high voltage v oh i oh =0.2ma v dd -0.4 - v dd v output low voltage v ol i ol =1.2ma 0 - 0.4 v power supply current i dd v dd =5.0v - 13.0 20.0 ma drive method 1/128 duty features backlight........................................el, led or ccfl optional options...............................................gray stn / yellow stn normal/extended temperature bottom / top viewing built-in controller...........................................toshiba t6963c features physical data module size...............................144.0w x 104.0h x 12.5t mm viewing area size.....................................114.0w x 64.0h mm dot pitch.....................................................0.49w x 0.49h mm dot size......................................................0.45w x 0.45h mm weight...............................................................................160g pin connections pin no. symbol function 1 v ss 0v ground 2 v dd 5v power supply for logic 3 v l -12.5v operating voltage for lc 4 c/d h/l 1=command, 0=data 5 rd l data read 6 wr l data write 7 db0 h/l data bus 8 db1 h/l 9 db2 h/l 10 db3 h/l 11 db4 h/l 12 db5 h/l 13 db6 h/l 14 db7 h/l 15 ce l chip enable 16 reset l reset 17 v ee output # 18 md2 h/l column select 0=40, 1=32 19 fs1 h/l text cell size 0=8x8, 1=6x8 20 n/c - no connection 0 . 0 4 0 . 4 5 dimension tolerance: +/-0.3mm dimensional drawing 240 x 128 dots graphic 0.04 0.45 14.5 max (with led) 9.2 (with led) 1.6 107.95 (240 dots) 114.0 (viewing area) 133.2 138.0 144.0 15.0 12.0 2.4 3.0 4- ? 3.0 10.74 2.54x10=48.26 2.54 20- ? 1.0 2- ? 1.0 2.5 6 0 . 5 5 7 . 5 5 ( 1 2 8 d o t s ) 6 4 . 0 ( v i e w i n g a r e a ) 7 9 . 8 1 0 4 . 0 3 . 5 5 . 6 1 3 . 5 1 6 . 7 9 7 . 0 a k 10.5 max 5.2 # has built-in inverter for negative power supply. v dd v l v ss l c m + v lcd r h r l 5v r h +r l = 10 ~ 20k w v ee power supply hdm 128gs24
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