LC1622

LC1622 16 characters x 2 lines ABSOLUTE MAXIMUM RATINGS Item Supply Voltage(Logic) Supply Voltage(LCD) Input Voltage Operating Temp. Storage Temp. Symbol VDD - VSS VDD - VO VI Topr Tstg Min. -0.3 -0.3 -0.3 -20 -30 Max. 7.0 13.0 VDD + 0.3 70 80 Unit V V V C MECHANICAL DATA Item Module Size( W x H x T ) Viewing Area( W x H ) Character Size( W x H ) Dot Size( W x H ) Weight Nominal Dimensions 122.0 x 44.0 x 9.5 99.0 x 24.0 4.84 x 9.66 0.92 x 1.1 Unit mm mm mm mm g   C ELECTRICAL CHARACTERISTICS ( V DD =5V Item Input High Voltage Input Low Voltage Output High Voltage Output Low Voltage Supply Current LCD Driving Voltage Symbol VIH VIL VOH VOL I DD VDD - VO Test Condition --IOH = - 0.2mA IOL = 1.2mA VDD = 5.0V Ta=25 C Min. 2.2 - 0.3 2.4 0 --- â0.25V ) Typ. ----1.5 4.6 Max. Unit V DD 0.6 V DD 0.4 3.0 -V V V V mA V PIN CONNECTIONS Pin 1 2 3 4 5 6 7 8 9 10 Symbol VSS V DD VO RS R/W E DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 LEDA LEDK Level ---H/L H/L _ H,H >L H/L H/L H/L H/L H/L H/L H/L H/L --Function GND ( 0V ) Supply Voltage for Logic(+5V) LCD Driving Voltage H : Data L : Instruction Code H : Read L : Write Enable Signal  BLOCK DIAGRAM VSS VDD VO RS R/W E DB0 DB7 LCD Controller LSI KS0066 or Eqv. 16 COM LCD PANEL 16 Characters x 2 Lines 40 SEG 40 SEG 11 12 13 14 15 16 Data Bus Line LED Backlight Power Supply Segment driver LED BACKLIGHT SPECIFICATIONS (Ta=25 C) Item LEDA LEDK LED Backlight Forward Voltage Forward Current Emission Wave Length Symbol Vf If λp Typ. 4.05 240 568 Max. 4.25 --Unit V mA nm