SC2402A ( 24 CHARACTERS x 2 LINES ) ■ FEATURES ■ ELECTRICAL CHARACTERISTICS ITEM ◆ 5 x 7 DOTS WITH CURSOR ◆ BUILT-IN CONTROLLER (KS0066 OR EQUIVALENT) ◆ 5 V POWER SUPPLY SYMBOL CONDITION MIN. TYP. MAX. UNIT LCD Operating DIMENSIONS UNIT Module Size (W x H x T) 118.0 x 36.0 x 8.8 ( 12.7 LED ) mm Viewing Area ( W x H ) 93.5 x 16.0 mm Character Size ( W x H ) 3.20 x 5.55 mm Character Pitch (W x H) 3.70 x 5.95 mm Dot Size ( W x H ) 0.60 x 0.65 mm Dot Pitch ( W x H ) 0.65 x 0.70 mm ITEM ■ INTERFACE PIN CONNECTIONS FUNCTION NO. SYMBOL NO. SYMBOL 1 VSS Supply Ground 9 DB2 Data Bit 2 2 VDD Supply Voltage 10 DB3 Data Bit 3 3 VO Contrast Adj. 11 DB4 Data Bit 4 4 RS Register Select 12 DB5 Data Bit 5 5 R/W Read/Write 13 DB6 Data Bit 6 6 E Enable Signal 14 DB7 Data Bit 7 7 DB0 Data Bit 0 15 A LED Power 8 DB1 Data Bit 1 16 K LED Power ■ EXTERNAL DIMENSIONS FUNCTION 4.8 - V T=25℃ - 4.5 - V VDD-VO T=50℃ - 4.2 - V Supply Voltage VDD-VSS - 4.7 5 5.3 V Supply Current IDD - - 2 4 mA VIH - 2.2 - VDD V Input ■ MECHANICAL DATA - Voltage ◆ 1/16 DUTY CYCLE ◆ 4.2 V LED FORWARD VOLTAGE T=0℃ "HIGH" Level Voltage "LOW" Level VIL - 0 - 0.6 V Output "HIGH" Level VOH - 2.4 - - V Voltage "LOW" Level VOL - - - 0.4 V ■ BLOCK DIAGRAM DB7 DB0 E R/W RS Vo VDD Vss A K COM16 LCD CONTROLLER LCD PANEL SEG80 SEG40 4 LED BACKLIGHT LCD SEGMENT DRIVER