HDA280 2.8” ,240 X 320 (TFT) Color Graphics ,LED(White) Backlight Dimensional Drawing Electrical Characteristics (VDD=2.8±0.115V 25°C) Features Features Viewing AngleU/D/R/L).............................60/45/60/60 degrees High Contrast....................................................................300:1 Fast Response Time ......................................................50 mS Built-in DC-DC Converter Built-in Controller............................................................ILI9325 Touch Screen ...................................................Analog- 4 Wires Physical Data Module Size....................................50.0W x 98.95H x 4.2T mm Viewing Area Size........................................44.2W x 62.5 H mm Pitch Size..................................................0.18W x 0.18 H mm Weight...............................................................................24.5 g Power Supply VIOVCC VCI VCC LED+ 3.4V 80 mA + + 2.8V TFT LEDGND Absolute Maximum Ratings Ratings Absolute Maximum PARAMETER SYMBOL MIN MAX UNIT SUPPLY VOLTAGE (logic) V CC -0.3 4.6 V SUPPLY VOLTAGE (analog) V CI -0.3 4.6 V INPUT VOLTAGE V IN -0.3 V CC OPERATING TEMPERATURE T OP -20 70 °C STORAGE TEMPERATURE T STG -30 80 °C V PARAMETER OPERATING VOLTAGE SYM VCC-CI VIOVCC INPUT HIGH VOLTAGE V IH INPUT LOW VOLTAGE V IL OPERATING CURRENT I DD LED FORWARD VOLTAGE VF LED FORWARD CURRENT I BRIGHTNESS L F CONDITION - at If = 80 mA at Vf = 3.4V Average MIN - TYP MAX 2.8 2.8 UNIT - V V CC V 0.8VCC - V -0.3 - 0.2V V - 3.8 5.4 mA - 3.4 - V - 80 - mA 150 - cd/m2 - Pin Connections PIN NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 SYMBOL Db01 Db02 Db03 Db04 GND VCC nCS RS nWR nRD IM 0 X+ Y+ X+ YLED-A LED-K1 LED-K2 LED-K3 LED-K4 IM 3 Db05 Db10 Db11 Db12 Db13 Db14 Db15 Db16 Db17 nRESET VCI IOVCC GND Db06 Db07 Db08 FUNCTION H/L H/L H/L H/L I I L H/L L L H/L I I I I I H/L H/L H/L H/L H/L H/L H/L H/L H/L H/L L I I I H/L H/L H/L Bi-directional Data BUS (8,16 Bit wide) Ground Power Supply Voltage (Internal Logic) Chip Select Input Control-Index Select Input Write Strobe Input Read Strobe Input MPU Interface Select Touch Panel Left Touch Panel Up Touch Panel Right Touch Panel Down LED Anode LED Cathode LED Cathode LED Cathode LED Cathode MPU Interface Select Bi-directional Data BUS (8,16 Bit wide) Reset Input Power Supply Voltage (Analog) Power Supply Voltage (Interface) Ground Bi-directional Data BUS (8,16, Bit wide) HDA280 Dimensional Drawing 2.8” ,240 X 320 (TFT) Color Graphics ,LED(White) Backlight HDA280T Dimensional Drawing With TOUCH SCREEN 2.8” ,240 X 320 (TFT), With Touch Screen, LED (White) Backlight