LG128322-EG

LG128322-EG www.DataSheet4U.com 128 x 32 dots + EL backlight built in Chinese font ABSOLUTE MAXIMUM RATINGS Item Supply Voltage(Logic) Supply Voltage(LCD) Input Voltage Operating Temp. Storage Temp. Symbol VDD - VSS VO - VSS VI Topr Tstg Min. -0.3 -0.3 -0.3 0 -20 Max. 7.0 7.0 VDD + 0.3 50 70 Unit V V V °C °C MECHANICAL DATA Item Module Size ( W x H x T ) Viewing Area ( W x H ) Dot Pitch ( W x H ) Dot Size ( W x H ) Weight (Reflective/EL) Nominal Dimensions 58.0 x 55.0 x 6.5 55.0 x 18.0 0.40 x 0.50 0.36 x 0.46 Approx. 15 Unit mm mm mm mm g ELECTRICAL CHARACTERISTICS ( V DD =5V±0.25V ) Item Input High Voltage Input Low Voltage Supply Current LCD Driving Voltage Symbol VIH VIL I DD VO - VSS Test Condition --VDD = 5.0V Ta=25° C Min. 0.7VDD - 0.3 --Typ. --1.5 4.6 Max. Unit V DD 0.6 2.0 -V V mA V PIN CONNECTIONS Pin 1 2 3 4 5 6 Symbol VSS V DD NC CS SCLK SID EL EL Level 0V +5V -H H/L H/L --EL backlight drive voltage GND Power supply for logic No connection Chip enable signal, active "H" Serial clock Serial data Function BLOCK DIAGRAM VSS VDD CS SID SCLK LCD Controller LSI ST7920 32 COM 7 LCD PANEL 128 x 32 dots 8 64 SEG 64 SEG ST7921 EL BACKLIGHT SPECIFICATIONS (Ta=25°C) Item Symbol VEL f EL I EL Typ. 100 400 3.0 Max. ---Unit Vrms Hz mA Input Voltage EL EL EL Backlight Input Frequency Current ...