LCD MODULES SC1604A ( 16 CHARACTERS x 4 LINES ) FEATURES ELECTRICAL CHARACTERISTICS 5 x 7 DOTS WITH CURSOR ITEM BUILT-IN CONTROLLER (KS0066 OR EQUIVALENT) SYMBOL CONDITION MIN. TYP. MAX. UNIT T=0 oC - 4.8 - V T=25 oC - 4.5 - V T=50 oC - 4.2 - V VDD-VSS - 4.7 5 5.3 V LCD Operating 5 V POWER SUPPLY Voltage VDD-VO 1/16 DUTY CYCLE 4.2 V LED FORWARD VOLTAGE Supply Voltage IDD - - 3.2 6 mA Input "HIGH" Level VIH - 2.2 - VDD V Voltage "LOW" Level VIL - 0 - 0.6 V Output "HIGH" Level VOH - 2.4 - - V Voltage "LOW" Level VOL - - - 0.4 V Supply Current MECHANICAL DATA ITEM UNIT DIMENSIONS Module Size (W x H x T) 87.0 x 60.0 x 8.8 ( 12.7 LED ) mm Viewing Area ( W x H ) 62.0 x 25.6 mm Character Size ( W x H ) 2.95 x 4.75 mm Character Pitch (W x H) 3.55 x 5.35 mm Dot Size ( W x H ) 0.55 x 0.55 mm Dot Pitch ( W x H ) 0.60 x 0.60 mm BLOCK DIAGRAM DB7 DB0 INTERFACE PIN CONNECTIONS 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 FUNCTION NO. SYMBOL EXTERNAL DIMENSIONS FUNCTION E R/ W RS Vo V DD Vss A K LCD PANEL COM16 LCD CONTROLLER SEG120 SEG40 4 L ED BACKLI GHT L CD SEGMENT DRI V ER