1. General Description

       The specification is a transmissive type color active matrix liquid crystal display (LCD) which uses amorphous thin film transistor (TFT) as switching devices. This product is composed of a TFT-LCD panel, driver ICsand a backlight unit. 

2. Module Parameter

Features	Details	Unit
Display Size(Diagonal)	3.5”
LCD type	IPS TFT
Display Mode	Transmissive/Normally black
Resolution	640RGB x480	Pixels
View Direction	Full viewing	Best Image
Module Outline	78.15(H) x65(V) x 2.7(T)  (Note1 )	mm
Active Area	70.656(H) x52.992(V)	mm
Pixel Pich	110.4(H) x110.4(V)	um
Pixel Arrangement	RGBStripe
Polarizer SurfaceTreatment	Anti-Glare
Display Colors	16M
Interface	24-bitRGB interface
Driver IC	HX8664B + HX8264D	-
With or Without Touch Panel	Without
Operating Temperature	-20～70	ºC
Storage Temperature	-30～80	ºC
Weight	TBD	g

Note 1: Exclusive hooks, posts , FFC/FPC tail etc. 

3. Absolute Maximum Ratings

V_SS=0V, Ta=25ºC

Item	Symbol	Min.	Max.	Unit
Supply Voltage	DVDD	-0.5	3.96	V
	AVDD	-0.5	14.85	V
	VGH	-0.3	42	V
	VGL	VGH-42	0.3	V
Storage temperature	TSTG	-30	+80	ºC
Operating temperature	TOP	-20	+70	ºC

Note 1: If Ta below 50ºC, the maximal humidity is 90%RH, if Ta over 50ºC, absolute humidity should be less than 60%RH.
Note 2: The response time will be extremely slow when the operating temperature is around -10℃, and the back ground will become darker at high temperature operating.
 
 

4. DC Characteristics

Item	Symbol	Min.	Typ.	Max.	Unit
Supply Voltage	DVDD	2.7	3.3	3.6	V
	AVDD	-	TBD	-	V
	VGH	-	TBD	-	V
	VGL	-	TBD	-	V
	VCOM	-	TBD	-	V
Low input voltage	VIL	0	-	0.3*DVDD	V
High input voltage	VIH	0.7*DVDD	-	DVDD	V
Low output voltage	VIL	0	-	VSS+0.4	V
High output voltage	VIH	DVDD-0.4	-	-	V

Note: VCOM is only a reference value. It must be optimized according to each LCM. Please use VR.
 5.  Backlight Characteristic

5.1.  BacklightCharacteristics

Item	Symbol	Condition	Min	Typ	Max	Unit
Forward Voltage	VF	Ta=25ºC,IF=20mA/LED	14	16	17	V
Forward Current	IF	Ta=25ºC, VF=3.2V/LED	-	40	-	mA
Power dissipation	PD		-	640	-	mW
Uniformity	Avg		-	80	-	%
LED working life(25℃)	-		-	30000	-	Hrs
Drive method	Constant current
LEDConfiguration	10 White LEDs( 5 LEDsin stringand 2groups in parallel)

Note1：LED life time defined as follows: The final brightness is at 50% of original brightness.
The environmental conducted under ambient air flow, at Ta=25±2ºC,60%RH±5%, I_F=20mA