RT256128A-1

RT256128A-1 Tel:86-755-27931867, 27931884, 27931806, 27931875 FAX:86-755-27931864 Postcode:518102 E-Mail:[email protected] Http://www.ruitelcd.com www.DataSheet4U.com MECHANICAL DATA Item Nominal Dimensions Module Size(W×H×T) Viewing Area(W×H) Dot Pitch(W×H) Dot Size(W×H) Unit mm mm mm mm ABSOLUTE MAXIMUM RATINGS Item Symbol Min Type Max Unit Operating Voltage VDD V Operating Current IDD uA VLED LED Voltage V ILED LED Current mA Operating Temp. Topr Storage Temp. Tsto ELECTRICAL CHARACTERISTICS Item Symbol Min Type Max Unit VIH Input Hight Voltage V V Input Low Voltage V IL V Output Hight Voltage V OH Output Low Voltage VOL V BLOCK DIAGRAM Segment Segment Segment PIN CONNECTIONS (No Controller) Function PIN Symbol Level Supply Voltage for Logic(+5V) VCC GND(0V) VSS Power Supply for LCD VEE LP H/L Data latch signal M H/L Alternater for LCD driver Disp OFF H/L H:Display ON; L:Display OFF NO Connect NC FLM H/L Frame signal CP H/L Clock pulse input NO Connect NC D0 H/L D1 H/L Display data input D2 H/L D3 H/L Backlight Power (+4.2V) A Backlight Power (0V) K POWER SUPPLY Drive 80 Drive 80 64 Common Drive 80 16 Drive 64 64 LCD PANEL 256 X 128 dots 32 Segment 80 Segment 80 Segment 64 FLM LP, M, Disp OFF CP, D0~D3 3 Drive Drive Drive A K LED Backlight VSS VEE -20V A(+4.2V) K(0V) Segment Drive 10~20K ...