 LCD MODULE TFT800480-32-E Version :1.0 March 13, 2009 
TRULY SEMICONDUCTORS LTD. P.4 
  GENERAL INFORMATION  
Item Contents Unit 
LCD type TFT TRANSMISSIVE / 
Viewing direction 6:00 O’ Clock 
12:00O’ 
Clock(good 
viewing angle) 
Module outline (W × H) 165.00 × 106.4 mm2 
Viewing area (W×H) 153.80× 94.3 mm2 
Active area (W×H) 152.40 × 91.44 mm2 
Number of Dots 800 × 480 / 
Dot size (W × H) 0.1905 × 0.1905 mm2 
Backlight Type LED / 
Display colors 16.7M / 
Driver IC  1X(HX8678-B)+2X(HX8262-A) / 
Interface Type Parallel RGB / 
nABSOLUTE MAXIMUM RATINGS 
Parameter Symbol Min Max Unit 
Power supply voltage VCC 0 3.6 V 
Operating temperature TOP -20 70 °C 
Storage temperature TST -30 80 °C 
Humidity RH - 90%(Max60°C) RH 
 nELECTRICAL CHARACTERISTICS        
Parameter Symbol Min Typ Max Unit 
Power supply VCC 3.2 3.3 3.6 V 
Input Current IVCC - 174 348 mA 
Input voltage ' H ' level VIH 0.8 VCC - VCC V 
Input voltage ' L ' level VIL GND - 0.2 VCC V 
Output voltage ' H ' level VOH VCC-0.4 - - V 
Output voltage ' L ' level VOL GND - GND+0.4 V 
   n BACKLIGHT CHARACTERISTICS 
Item Symbol Min. Typ. Max. Unit 
Forward voltage Vf 9.0 9.6 10.5 V 
Luminance Lv 6200 - - cd/m2 
Lamp current If - 135 - mA 
Number of LED - 27 Piece 
Connection mode S/P 3series,9 parallel - 
Using condition: constant current driving method If= 135 mA (+/-10%). 
 LCD MODULE TFT800480-32-E Version :1.0 March 13, 2009 
TRULY SEMICONDUCTORS LTD. P.5 
n EXTERNAL DIMENSIONS 
(SCAN DIRECTION)
7IC:1X(HX8678-B)+2X(HX8262-A)
GNDGND
B7B6B5
3029282726
2524232221
 PIN ASSIGNMENT
181716
15 G2141312
DOTCLK
BLOCK DIAGRAM:
LCD PANEL
800*480
SOURCE DRIVER
GATE DRIVER
  VCC  GND  
R[0:7 ]  G [0:7]  B[0:7] 
  UD  LR  
VSYNC  HSYNC  DE  DOTCLK
LED BACKLIGHT
补强板(补强板(
  VCC  GND  