page 76 electrical characteristics (vdd=5.00.25v 25c) parameter sym condition min typ max unit power supply current i dd v dd =5.0v - 0.8 2.0 ma power supply for lcd v dd -v l t a =25c 4.2 4.7 5.2 v led forward vtg (white) v f i f =20ma 3.2 3.4 3.7 v (yellow) i f =75ma 3.9 4.1 4.5 brightness (white led) l i f =20ma 86 115 - cd/m 2 (yellow led) i f =75ma 3050- drive method 1/16 duty absolute maximum ratings parameter symbol min max unit supply voltage v dd -v ss 07.0v supply voltage for lcd v dd -v l 0 13.5 v operating temperature t op 050c storage temperature t stg -20 70 c led forward current (white) i f 30 ma (yellow) 120 led reverse voltage (white) v r 5 v (yellow) 8 led power consumption (white) p d 50 mw (yellow) 540 physical data module size...................................84.0w x 44.0h x 14.5t mm viewing area size......................................61.0w x 17.0h mm weight.................................................................................35g features character format .................................. 5x7 dots with cursor backlight...................................................white or yellow led options................................tn/gray stn/yellow stn, fstn 12 o?clock/6 o?clock view normal/extended temperature normal/negative displays block diagram d0 - d7 e r/w rs v l v dd v ss k a lcd controller hd44780 or equivalent lcd panel led backlight com 1 - 16 seg 40 4 driver 40 resistor supplied by user character type dimensional drawing 16 2.54x15=38.1 1 14.5 max 9.3 1.6 16- 1.0 hole 2- 2.5 2.95 0.60 0.05 0.55 0.65 0.05 5.55 10.2 0.4 79.0 70.0 56.2 15 14 2.54 76.0 84.00.5 44.0 29.6 36.0 17.0 11.5 2.5 4.0 2-r1.25 16 character x 2 lines, led backlight, connector on bottom dimension tolerance: +/-0.3mm pin connections pin no. symbol level function 1v ss -0v power supply 2v dd -5v 3v l -- 4rsh/lh: data input l: instruction data input 5 r/w h/l h: data read l: data write 6 e h,h->l enable signal 7d0h/l data bus 8d1h/l 9d2h/l 10 d3 h/l 11 d4 h/l 12 d5 h/l 13 d6 h/l 14 d7 h/l 15 a - anode for led backlight 16 k - cathode for led backlight 61.0 k a 4.0 hdm16216l-b yellow led white led a k
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