LQ084V3DG02 Sharp Microelectronics, LQ084V3DG02 Datasheet - Page 9

• Manufacturer Part Number: LQ084V3DG02
• Description: LCD Graphic Display Modules & Accessories VGA 640x480 Transm. 8.4
• Manufacturer: Sharp Microelectronics

Specifications of LQ084V3DG02

• Lcd Display Type: VGA
• Interface Type: Digital
• Viewing Area (h X W): 128.16mm X 170.88mm
• Supply Voltage: 3.3V
• External Depth: 11.6mm
• External Length / Height: 149.5mm
• External: RoHS Compliant
• Display Mode: Transmissive
• Svhc: No SVHC (15-Dec-2010)
• Rohs Compliant: Yes
• Backlight Type: LED
• Backlighting Colour: White
• Pixel Pitch (h X W): 0.267mm X 0.267mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7
[Note 1] The LED backlight is composed of 2 channels which 7 LED is connected in series.
[Note 2] Calculated value for reference ( I
[Note 3]①Lighting condition:
Parameter
Note7-1) In case of lower frequency, the deterioration of display quality, flicker etc., may occur.
LED voltage
LED current range
Number of circuit channel
Lamp power consumption
Life time（LCD module）
Horizontal display period
Phase difference between
Hsync and clock
Phase difference between
Hsync and Vsync
Vertical display period
Clock
Data
Hsync
Vsync
6.2
7.1
Timing diagrams of input signal are shown in Fig.2.
Timing Characteristics of Input Signals
The backlight system is an edge-lighting type with white-LED.
The characteristics of LED are shown in the following table.
(It is usually required to measure under the following condition.
condition: I
②Definition of Life time:
・Atmosphere temperature: 25℃
・Lighting current: 100mA (Constant current drive／Continuous turning on)
・The state of the LCD module installation: Landscape position and standing position
Backlight driving Section
Timing Characteristics
Brightness becomes 50% of the original value .(under condition ①)
Parameter
Please use this module in more than 50Hz.(1/Tv)
Frequency
“High” time
“Low” time
Setup time
Hold time
Period
Pulse width
Period
Frequency
Pulse width
L
=100mA/Constant current drive,Ta=25℃±2℃)
Symbol
Symbol
1/Tv
1/Tc
THp
TVp
THd
TVh
THc
TVs
W
Tch
Tdh
Tds
V
TH
Tcl
TV
L
I
L
L
L
L
L
× V
Min.
−
−
−
−
−
30.00
Min.
750
515
640
L
10
10
50
10
34
5
5
2
1
0
-
×
2 channel
（50,000）.
(4.2)
Typ.
(21)
100
2
25.18
31.78
Typ.
)
800
525
640
96
60
34
-
-
-
-
-
-
-
Max.
T.B.D.
−
−
−
−
TH-THp
Tc-10
28.33
Max.
900
200
560
640
Hour
34
34
Unit
mA
-
-
-
-
-
W
V
clock
clock
clock
clock
MHz
Unit
line
line
line
Hz
ns
ns
ns
ns
µs
ns
Value for one channel
[Note7-1]
Remark
[Note 3]
[Note 1]
[Note 2]
Remark
LD-19Z60A-7