SAMSUNG LTA320AP31-W01 Specification
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SAMSUNG TFT-LCD
MODEL : LTA320AP31-W
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Samsung Confidential
Product Information
DATE : 12. Dec. 2011
The Information Described in this Specification is Preliminary and can be changed without
prior notice
LCD Business
Samsung Electronics Co . , LTD.
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Samsung Confidential
Contents
General Description --------------------------------------------------------------------------------------- (4)
General Information --------------------------------------------------------------------------------------- (4)
1. Absolute Maximum Ratings -------------------------------------------------------------------------- (5)
2. Optical Characteristics --------------------------------------------------------------------------------- (6)
3. Electrical Characteristics ------------------------------------------------------------------------------- (9)
3.1 TFT LCD Module
3.2 Back Light Unit
4. Input Terminal Pin Assignment --------------------------------------------------------------------- (11)
4.1 Input Signal & Power
4.2 LVDS Interface
4.3 Input Signals, Basic Display Colors and Gray Scale of Each Color
5. Interface Timing ---------------------------------------------------------------------------------------- (15)
5.1 Timing Parameters (DE only mode)
5.2 Timing Diagrams of interface Signal (DE only mode)
5.3 Power ON/OFF Sequence
6. Outline Dimension -------------------------------------------------------------------------------------- (18)
7. Packing --------------------------------------------------------------------------------------------------- (20)
7.1 CARTON (Internal Package)
7.2 Packing Specification
8. Reliability Test ------------------------------------------------------------------------------------------- (21)
9. Marking & Others --------------------------------------------------------------------------------------- (22)
10. General Precaution ----------------------------------------------------------------------------------- (23)
10.1 Handling
10.2 Storage
10.3 Operation
10.4 Operation Condition Guide
10.5 Others
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* Revision History
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Samsung Confidential
Date
12,
Dec.
2011
Rev.
No
000 all First issued
Page Summary
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General Description
Samsung Confidential
Description
LTA320AP31-W is a color active matrix liquid crystal display (LCD) that uses amorphous silicon
TFT (Thin Film Transistor) as switching components. This model is composed of a TFT LCD panel,
a driver circuit and a back light unit. The resolution of a 32.0“ is 1366 x 768 and this model can
display up to 16.7 million colors with wide viewing angle of 89¶ or higher in all directions. This
panel is intended to support applications to provide a excellent performance for Flat Panel Display
such as Home-alone Multimedia TFT-LCD TV and High Definition TV
Features
RoHS compliance (Pb-free)
High contrast ratio & aperture ratio with wide color gamut
SPVA (Super Patterned Vertical Align) mode
Wide viewing angle (·178¶)
High speed response
HD resolution (16:9)
Low Power consumption
Direct U-Type 4 CCFLs (Cold Cathode Fluorescent Lamp)
DE (Data Enable) mode
LVDS (Low Voltage Differential Signaling) interface (1pixel/clock)
General Information
Items Specification Unit Note
Module Size
Weight 4,800 g
Pixel Pitch
Active Display Area 697.6845 (H) X 392.256 (V) mm
Surface Treatment Haze 2.2%, Hard-coating(2H)
Display Colors 8 bits – 16.7 M colors
Number of Pixels 1366 x 768 pixel
Pixel Arrangement RGB Horizontal stripe
Display Mode Normally Black
760(H) X 450 (V)
44.7 (D max)
0.51075 (H) Ý 0.17025 (V)
·1.0mm
mm
·500g
mm
Luminance of White 430 (Typ.) cd/m
2
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Samsung Confidential
1. Absolute Maximum Ratings
If the condition exceeds maximum ratings, it can cause malfunction or unrecoverable
damage to the device.
Item Symbol Min. Max. Unit Note
Power Supply Voltage V
Storage temperature T
Operating temperature T
Surface temperature T
DD
STG
OPR
SUR
GND-0.5 13.2 V (1)
-20 60
050
060
Shock ( non - operating ) X,Y,Z - 50 G (4)
Vibration ( non - operating ) V
Note (1) Ta= 25 · 2 ¶C
(2) Temperature and relative humidity range are shown in the figure below.
a. 90 % RH Max. (Ta ≤ 39 ¶C)
b. Relative Humidity is 90% or less. (Ta > 39 ¶C)
c. No condensation
(3) Although abnormal visual problems can be occurred in Tsur range,
the polarizer is not damaged in this range.
(4) 11ms, sine wave, one time for ·X, ·Y, ·Z axis
(5) 10-300 Hz, Sweep rate 10min, 30min for X,Y,Z axis
NOP
- 1.5 G (5)
(2)
(3)
Fig. Temperature and Relative humidity range
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2. Optical Characteristics
Samsung Confidential
The optical characteristics should be measured in a dark room or equivalent.
Measuring equipment :
(Ta = 25 · 2¶C, VDD=12V, fv= 60Hz, f
Item Symbol Condition Min. Typ. Max. Unit Note
Contrast Ratio
(Center of screen)
Response
Time
Luminance of White
(Center of screen)
Color
Chromaticity
(CIE 1931)
G-to-G Tg
Red
Green
Blue
TOPCON BM-7, TOPCON SR-3, ELDIM EZ-Contrast
= 75MHz, Lamp current =12.5mA)
DCLK
C/R 3000 4000 -
- 20 - msec
Y
L
Rx
Ry 0.327
Normal
qL,R =0
380 430 - cd/m
0.639
qU,D =0
Gx 0.288
Gy 0.609
Bx 0.148
Viewing
Angle
TYP.
-0.03
TYP.
+0.03
By 0.058
(1)
SR-3
(3)
BM-7
2
(4)
SR-3
(5),(6)
SR-3
Wx 0.280
White
Wy 0.290
Color Gamut - - 72 - %
Color Temperature CCT 7,000 10,000 13,000 K
Viewing
Angle
Hor.
Ver.
q
L
q
R
q
U
q
D
C/R≥10
79 89 -
79 89 -
Degree
79 89 -
79 89 -
White Brightness
Uniformity
B
uni
--25%
(9 Points or 13Points)
- Test Equipment Setup
The measurement should be executed in a stable, windless and dark room between
40min and 60min after lighting the back light at the given temperature for stabilization
of the back light. This should be measured in the center of screen.
(5)
SR-3
(6)
EZ-Contrast
(2)
SR-3
Environment condition : Ta = 25 · 2 ¶C
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ྙ
ྚྛ
ྞ
ྡ
ྠ
ྜྷ ྜ
ྟ
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Samsung Confidential
Photo detector Field
SR-3
BM-7
TFT - LCD Module
1ദ
2ദ/1ദ
- Definition of test point
Photo detector
Field
SR-3 : 50
BM-7 : 50
LCD Panel
The center of the screen
228 683 1138
128
384
640
Note (1) Definition of Contrast Ratio (C/R)
: Ratio of gray max (Gmax) & gray min (Gmin) at the center point 䐣 of the panel
G
CR
/
max
G
min
Gmax : Luminance with all pixels white
Gmin : Luminance with all pixels black
Active Area
Test Point
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Note (2) Definition of 9 points brightness uniformity (Test pattern : Full White )
Buni
BB
(max min)
100
B
max
Bmax : Maximum brightness
Bmin : Minimum brightness
Note (3) Definition of Response time : Sum of Tr, Tf
Display data
Optical Instruments
Response
100%
90%
10%
0%
Black (data off)
T
R
White (data on)
Black (data off)
T
F
TIME
Note (4) Definition of Luminance of White : Luminance of white at center point 䐣
Note (5) Definition of Color Chromaticity (CIE 1931)
Color coordinate of Red, Green, Blue & White at center point 䐣
Note (6) Definition of Viewing Angle
: Viewing angle range (C/R ≥10)
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