Note 1) Temperature and Humidity should be applied to the glass surface of a Super-TFT module,
Note
Note
Vin
VVV
1.1 Environmental Absolute Maximum Ratings
Operating
ITEM
Temperature
Humidity
Shock
Corrosive Gas
Illumination at
LCD Surface
not to the system installed with a module.
The temperature at the center of rear surface should be less than 70℃ on the condition of operating.
The brightness of a CCFL tends to drop at low temperature. Besides, the life-time becomes shorter
at low temperature.
2) Ta ≦40 ℃‥‥‥Relative humidity should be less than 85%RH max. Dew is prohibited.
Ta> 40 ℃‥‥‥Relative humidity should be lower than the moisture of the 85%RH at 40℃.
Min.Max.Min.Max.
0-20
2)
-
-
--
5060
4.9(0.5G) 14.7 (1.5G)
29.4(3G) 294 (30G)
50,00050,000
Storage
2)
-
-
Unit
℃
%RH
m/s
m/s
-
lx
3) Frequency of the vibration is between 15Hz and 100Hz. (Remove the resonance point )
4) Pulse width of the shock is 10 ms.
All mounting holes should be fixed. (Side mounting hole (4 locations), Top mounting hole
(4 locations), Rear mounting hole (4 locations)).
5) Long operation under low temperature may cause some portion of display area to be reddish for several minutes after turning on the product. However, it does not affect the characteristics and reliability of the product.
1.2 Electrical Absolute Maximum Ratings
(1)Super-TFT Module
ITEMSYMBOLMin.Max.Unit
Power Supply Voltage
Input Voltage for logic
Electrostatic Durability
1)It is applied to pixel data signal and clock signal.
4)It is applied to the surface of a metallic bezel and a LCD panel.
V
VI
V
VESD1
0
-0.33.6
13.2
±100
±8kV
Vss = 0 V
(2) Back-light Inverter
ITEM
Input Voltage
ON/OFF Control Input Voltage
Brightness Control Input Voltage
Hitachi Displays, Ltd.Dec.6,2004
Date
SYMBOL
ON/OFF
BRT
Sheet
No.
Min.Max.
0
0
0
3284STD - 2345 - 2
32
5.5
5.5
Vss = 0 V
Unit
4-1/1
Page
CONDITION
NOTE
CR
2)
Time
ton
3)
Bwh
1)
Δχ
1)
5)
Buni
4)
=255]
=255]
3)
2
2. OPTICAL CHARACTERISTICS
The following optical characteristics are measured under stable conditions. It takes about 30 minutes
to reach stable conditions. The measuring point is the center of display area unless otherwise noted.
The optical characteristics should be measured in a dark room or equivalent state.
Measuring equipment:Pritchard 1980A, or equivalent
Temperature =25℃、VDD=12.0V、f V=60Hz、BRT:High(Duty:100%)
ITEM
Contrast Ratio
Response
Brightness of white
Brightness uniformity
Color
Chromaticity
(CIE)
Variation of
Color Position
(CIE)
Rise
Fall
Red
Green
Blue
White
Red
Green
Blue
White
SYMBOL
toff
χ
y
χ
y
χ
y
χ
y
Δχ
Δy
Δχ
Δy
Δy
Δχ
Δy
θ=0°
θ=+50°
φ=0 °,90°
180°,270°
Min.
400
-
-ms
350
0.61
0.29
0.26
0.58
0.12
0.04
0.251
0.258
-
-
-
-
-
-
-
-
Typ.
800
10
9
500-cd/m
-
0.64
0.32
0.29
0.61
0.15
0.07
0.281
0.288
-
-
-
-
-
-
-
-
Max.UNIT
-
20
20
30-
0.67
0.35
0.32
0.64
0.18
0.10
0.311
0.318
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
-
ms
%
-
-
[Gray scale
[Gray scale
Contrast Ratio at 85°CR85 °
Hitachi Displays, Ltd.Dec.6,2004
Date
Sheet
No.
--10
3284STD - 2345 - 25-1/2
-
-
Page
Note 1) Definition of Viewing Angle
φ=90°
01090
100%ton
toff
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
10%
50%
90%
10%
50%
90%
measuring points
k=1
9
φ=180°
(12 o'clock)
X'
Y
(9 o'clock )
Super-TFT Module
2) Definition of Contrast Ratio (CR)
(Luminance at displaying WHITE)
CR=
(Luminance at displaying BLACK)
3) Definition of Response Time
θ=0°
Z
θ
eye
φ
Y'Z'
φ=270°
(6 o'clock )
φ=0°
X(3 o'clock )
Displaying
Data Signal
BLACK
WHITE
BLACK
Optical
Response
( Luminance)
4) Definition of Brightness Uniformity
Display pattern is white (255 level) . The brightness
uniformity is defined as the following equation. Brightness at each
point is measured, and average, maximum and minimum
brightness is calculated.
Bmax or Bmin - Bave
Buni=
×100
Bave
:
where, Bmax = Maximum brightness
Bmin = Minimum brightness
Σ (B(k))
Bave= Average brightness =
9
5)Variation of color position on CIE is defined as difference between colors at θ=0°and
atθ=50°& φ=0°,90°,180 °,270°.
Hitachi Displays, Ltd.Dec.6,2004
Date
Sheet
No.
3284STD - 2345 - 2
5-2/2
Page
Note
V
V
A
1),2)
V
DDR
V
3. ELECTRICAL CHARACTERISTICS
DDVSS
Note 1) DC current at fv=60.0Hz,
kHz605550f
Output Frequency
BRT=3.3V
BRT=0V
%--
100-20-On-Duty
Max.Brightness
Min.Brightness
PWM Duty
at Max Brightness. Vin=Min
Max
BRT
Starting Voltage
BRT=3.3V
Ta=25
Vrms
Ta=0℃--1600VsV
3.0-3.3--V0
Max.Brightness
Min.Brightness
Input Voltage
VV0.805.5
2.2--
OFF
ON
Input Voltage
mArms
4.5
5.5
5.0ILOutput Current
6.5AVrms-(1200)
-VLLamp Voltage
4.5-IinV26.4
24.0
21.6
Vin
Input Current
Input Voltage
Notes
Unit
Symbol
ITEM
3.1 TFT-LCD Module Ta=25℃,Vss=0V
ITEM
Power Supply Voltage
Power Supply Current
Ripple Voltage of Power Supply
DC Ampere Meter
2) Current fuse is built in a module. Current capacity of power supply for VDD
should be larger than 4A, so that the fuse can be opened at the trouble of power supply.
3.2 Back Light
SYMBOL
DD11.412.0
IDD
Min.
-
-
fCLK=85MHz, VDD=12.0V and Display pattern is white.
Super-TFT Module
V
Typ.Max.
12.6
0.50.8
-
0.15
Unit
ON/OFF Control
Brightness Control
VALUE
MaxTypMin
〜
ON/OFF
℃
Hitachi Displays, Ltd.Dec.6,2004
Date
Sheet
No.
3284STD - 2345 - 2
6-1/1
Page
4. BLOCK DIAGRAM
D1D2D4098
G1G2G768
Receiver
Drain Driver
Converter
CN1
Brightness Control
HV
LV
(1) Super-TFT Module
LVDS
Display data.
Timing signal.
LVDS
Timing
Super TFT-LCD
DC power supply
(2) Back light unit
DC power supply
ON/OFF Control
CN2
Back light
Inverter
DC/DC
Converter
HVLV
HVLV
Lamp 16
Lamp 15
Lamp 2
HVLV
Lamp 1
Hitachi Displays, Ltd.Dec.6,2004
Date
Sheet
No.
3284STD - 2345 - 2
7-1/1
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