LM027

LM027 24 Character x 1 line Built-in control LSI HD44780 type (see page 23) +5V single power supply MECHANICAL DATA (Nominal dimensions) Module size . . . . . . . . . . . 126W x 36H x 120 (max) mm Effective display area . . . . . . . . . . . 100W x 13.8H mm Character size (5 x 10 dots) ........ 3.15W x 7.9H mm Pitch ......................... 3.75 mm Dot size . . . . . . . . . . . . . . . . . . . . . 0.55W x 0.7H mm Weight ........................... about 40 g ABSOLUTE MAXIMUM RATINGS min. Power supply for logic (Voo-Vss ) . . . . . . . . 0 Power supply for LCD drive (Voo -Vo) . . . . . 0 Input voltage (Vi) . . . . . . . . . . . . . . . . . . .Vss Operating temperature (Ta) . . . . . . . . . . . . . 0 Storage temperature (Tstg) . . . . . . . . . . . . -20 max. 7.0 V 13.5 V Voo V 50°C 70°C ELECTRICAL CHARACTERISTICS Ta = 25°C, Voo = 5.0 V ± 0.25 V Input "high" voltage (ViH ) . . . . . . . . . . . . . . 2.2 V min. Input "low" voltage (ViL ) . . . . . . . . . . . . . . 0.6 V max. Output high voltage (VOH ) (-IOH=0.2 mAl .. 2.4 V min. Output low voltage (VOL) (lOL = 1.2 mAl .... 0.4 V max. Power supply current (100 ) (V 00 = 5.0 V) .. 0.5 mA typo 2.0mA max. Power supply for LCD drive (Recommended) (Voo-Vo) Du=1/8 Du=1/11 atTa=0°C . . . . . . . . . . 4.0 4.2 V typo at Ta = 25°C . . . . . . . . . 3.7 3.8 V typo at Ta = 50°C . . . . . . . . . 3.3 3.3 V typo INTERNAL PIN CONNECTION Pin No. Symbol 1 Vss 2 Voo 3 Vo 4 RS Level H/L 5 R/W H/L 6 E H, H-+L ...