LM038

LM038 20 Character x 1 line Built-in control lSI HD44780 type (see page 23) +5V single power supply MECHANICAL DATA (Nominal dimensions) Module size ..... 182W x 35.5H(max.) x 130 (max.) mm Effective display area .......... 154.4W x 15.8H mm Character size (5 x 7 dots) .......... 6.7W x 9.4H mm Pitch .......................... 7.4 mm Dot size ...................... 1.3W x 1.3H mm Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . about 65 g ABSOLUTE MAXIMUM RATINGS min. max. Power supply for logic (VOo-Vss) ........ 0 7.0V Power supply for LCD drive (Voo-Vo) . . . . . 0 13.5 V Input voltage (Vi) . . . . . . . . . . . . . . . . . . Vss Voo V Operating temperature (Ta) . . . . . . . . . . . . . 0 50°C Storage temperature (Tstg) . . . . . . . . . . .. -20 70°C ELECTR ICAl CHARACTER ISTICS Ta = 25°C, VOO = 5~OV ± 0.25 V Input "high" voltage (ViH) .............. 2.2 V min. Input "low" voltage (ViLl .............. 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 DO = 5.0 V) .. 1.0 mA typo 2.0 mA max. Power supply for LCD drive (Recommended) (VOo-Vo) Du=1/8 at Ta = O°C 4.1 V typo at Ta = 25°C 3.7 V typo at Ta = 50°C 3.1 V typo INTERNAL PIN CONNECTION Pin No. 1 2 3 4 Symbol Vss Voo Va RS Level - - - H/L 5 RIW H/L 6 E H,H~L 7 OBO H/L 8 OB1 H/L 9 OB2 H/L 10 OB3 H/L 11 OB4 H/L 12 OB5 H/L 13 DB6 H/L 14 OB7 H/L Function O...