LG256641-LY

LG256641-LY www.DataSheet4U.com 256 x 64 dots + yellow green led backlight built in Chinese font ABSOLUTE MAXIMUM RATINGS Item Supply Voltage(Logic) Supply Voltage(LCD) Input Voltage Operating Temp. Storage Temp. Symbol VDD - VSS VSS - VO VI Topr Tstg Min. -0.3 -0.3 -0.3 -20 -30 Max. 7.0 7.0 VDD + 0.3 70 80 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/LED) Nominal Dimensions 180.0 x 65.0 x 10.0/15.5 132.0 x 39.0 0.50 x 0.54 0.46 x 0.50 Approx. 110 / 150 Unit mm mm mm mm g ELECTRICAL CHARACTERISTICS ( V DD =5V±0.25V ) 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 VSS - VO Test Condition ----VDD = 5.0V Ta=25° C Min. Typ. -Max. Unit V DD 0.6 V DD 0.4 15.0 -V V V V mA V PIN CONNECTIONS Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Symbol FG VSS V DD VO R/W E1 E2 RS PSB /RST DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 NC VOUT Level -0V +5V -H/L _ H,H >L _ H,H >L H/L H/L L H/L H/L H/L H/L H/L H/L H/L H/L --Function Frame ground GND Power supply for logic No connection H : Read L : Write Enable signal 1 Enable signal 2 H : Data L : Instruction code H: Parallel mode L: Serial mode Reset signal, active "L" 0.7VDD -- 0.3 -0.8VDD -0 -10.0 -6.5 BLOCK DIAGRAM Control Signals ST7921 x 2 64 SEG LCD Controller LSI ST7920 x 2 256 x 32 dots 32 COM 64 SEG 192 SEG 192 SEG 32 COM 256 x 32 dots RS...