SAMSUNG LTN140AT20-W01 Specification

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Approval
TO
DATE
: China general
: Oct, 11, 2011
SAMSUNG TFT-LCD
MODEL NO. : LTN140AT20-W
NOTE : Extension code [ -W01 ]
LTN140AT20-W01
- Surface type [ Glare ]
Any modification of Spec is not allowed without SEC’s permission
The information described in this SPEC is preliminary and can be changed without prior notice.
APPROVED BY :
PREPARED BY :
Jina Kim
Application engineering part, TCS Team
Samsung Electronics Co., Ltd.
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CONTENTS
Revision History
General Description
1. Absolute Maximum Ratings
1.1 Absolute Ratings of environment
1.2 Electrical Absolute Ratings
2. Optical Characteristics
3. Electrical Characteristics
3.1 TFT LCD Module
3.2 LED Driver
4. Block Diagram
4.1 TFT LCD Module
4.2 LED connection and placement
Approval
-------------------( 3 )
-------------------( 4 )
-------------------( 5 )
-------------------( 7 )
-------------------( 10 )
-------------------( 13 )
5. Input Terminal Pin Assignment
-------------------( 14 )
5.1 Input Signal & Power
5.2 LVDS Interface
5.3 Timing Diagrams of LVDS For Transmitting
5.4 Input Signals, Basic Display Colors and Gray Scale of Each Color.
5.5 Pixel format
6. Interface Timing
-------------------( 19 )
6.1 Timing Parameters
6.2 Timing Diagrams of interface Signal
6.3 Power ON/OFF Sequence
7. Outline Dimension
8. Packing
9. Markings & Others
10. General Precautions
-------------------( 21 )
-------------------( 23 )
-------------------( 24 )
-------------------( 26 )
11. EDID
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REVISION HISTORY
Date Rev. No. Page
Oct.11, 2011 A00 All The approval specification was issued.
Summary
Approval
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GENERAL DESCRIPTION
DESCRIPTION
LTN140AT20-W01 is a color active matrix TFT (Thin Film Transistor) liquid crystal display (LCD) that uses amorphous silicon TFT as a switching devices. This model is composed of a TFT LCD panel, a driver circuit and a backlight unit. The resolution of a 14.0" contains 1,366 x 768 pixels and can display up to 262,144 colors. 6 O'clock direction is the Optimum
viewing angle.
FEATURES
High contrast ratio, high aperture structure
1366 x 768 pixels resolution
Low power consumption
Fast Response
LED BLU with LED driver
DE(Data enable) only mode
3.3V LVDS Interface
Onboard EEDID chip
Pb-free product
APPLICATIONS
Notebook PC
If the usage of this product is not for PC application, but for others, please contact SEC.
GENERAL INFORMATION
Item Specification Unit Note
Display area
Driver element
Display colors
Number of pixel
Pixel arrangement
Pixel pitch
309.399(H) x 173.952(V) (14.0” diagonal ) mm
a-Si TFT active matrix
262,144
1366 x RGB(3) x 768 pixel 16 : 9
RGB vertical stripe
0.2265(H) x 0.2265(V) (TYP.) mm
Display Mode
Surface treatment
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Normally white
Haze 0, Hard-Coating 3H
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Mechanical Information
Item Min. Typ. Max. Unit Note
Horizontal (H) 319.9 320.4 320.9 mm
Module
size
Note (1) Measurement condition of outline dimension
Vertical (V) 186.6 187.1 187.6 mm
Depth (D) - - 3.6 mm (1)
Weight - - 330 g
. Equipment : Vernier Calipers . Push Force : 150g f (minimum)
1. ABSOLUTE MAXIMUM RATINGS
1.1 ENVIRONMENTAL ABSOLUTE RATINGS
Item Symbol Min. Max. Unit Note
Storage temperate T
STG
Approval
-20 60 qC(1)
Operating temperate
(Temperature of glass surface)
Shock ( non-operating ) Snop -
Vibration (non-operating) Vnop - 2.41 G (4),(5)
Note (1) Temperature and relative humidity range are shown in the figure below.
O
95 % RH Max. ( 40
Maximum wet - bulb temperature at 39 (2) 3ms, half sine wave, one time for ρX,ρY,ρZ. (3) 18ms, Trapezoidal wave, one time for ൥X,൥Y,൥Z. (4) 5~500 Hz, Random vibration, 30 min for X,Y,Z. (5) At testing Vibration and Shock, the fixture in holding the Module to be tested have to be
hard and rigid enough so that the Module would not be twisted or bent by the fixture.
C ≥ Ta)
100
80
60
T
OPR
Relative Humidity ( %RH)
95
Operating Range
050qC(1)
210
G
50 (3),(5)
O
C or less. (Ta > 40 OC) No condensation.
(2),(5)
40
20
8
Storage Range
5
0
-40 -20 0 20 40 60 80
O
Temperature (
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1.2 ELECTRICAL ABSOLUTE RATINGS
(1) TFT LCD MODULE
Item Symbol Min. Max. Unit Note
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DD =3.3V, VSS = GND = 0V
V
Power Supply Voltage V
Logic Input Voltage V
Note (1) Within Ta (25 r 2 qC)
DD VDD - 0.3 VDD + 0.3 V (1)
IN VDD - 0.3 VDD + 0.3 V (1)
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2. OPTICAL CHARACTERISTICS
The following items are measured under stable conditions. The optical characteristics should be measured in a dark room or equivalent state with the methods shown in Note (5). Measuring equipment : TOPCON SR-3
* Ta = 25 r 2 qC, VDD=3.3V, fv= 60Hz, fDCLK = (72.33)MHz, IL = (27) mA
Item Symbol Condition Min. Typ. Max Unit Note
Contrast Ratio
(5 Points)
Response Time at Ta
( Rising + Falling )
Average Luminance of White (5 Points)
Red
Color
Green
Chromaticity
( CIE )
Blue
White
CR 300 500 - - (1), (2), (5)
RT_B/W - 16 - msec (1), (3)
T
L,AVE
Y
X 0.543 0.573 0.603
R
Y 0.314 0.344 0.374
R
170 200 - cd/m
2
IL=(27)mA
(1), (4)
Normal
X 0.310 0.340 0.370
G
Y 0.532 0.562 0.592
G
X 0.132 0.162 0.192
B
Y 0.089 0.119 0.149
B
X 0.283 0.313 0.343
W
W
Y
Viewing
Angle
I = 0 T = 0
0.299 0.329 0.359
-
(1), (5)
SR-3
Viewing Angle
Color Gamut CG - 45 - %
13 Points
White Variation
5 Points
White Variation
Hor.
Ver.
L
T
R
T
CR t 10
H
I
L
I
G
L
L
G
-45-
-45­Degrees
-15-
(1), (5)
SR-3
-30-
- - 1.67 - (6)
- - 1.25 - (6)
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Note 1) Definition of Viewing Angle : Viewing angle range( 10
C/R, 100 dC/R )
Normal Line I = 0
o
,
T = 0
o
T L
T R
TL=90
o
I L
x
I H
y
12 O’clock
direction
IH= 90
6 O’clock
direction
IL= 90
o
x'y'
=90
T
R
Note 2) Definition of Contrast Ratio (CR) : Ratio of gray max (Gmax) ,gray min (Gmin)
at 5 points(4, 5, 7, 9, 10)
Approval
o
o
CR(4) + CR(5) + CR(7) + CR(9) + CR(10)
CR =
5
Points : , , , , at the figure of Note (6).
4 9
5
7
10
Note 3) Definition of Response time :
Display data
White(TFT OFF)
TR
Black(TFT ON)
White(TFT OFF)
TF
100%
90%
Optical Response
10%
0%
Note 4) Definition of Average Luminance of White : measure the luminance of white at 5 points.
Time
(342) ( 683) (1024)
Average Luminance of White ( Y
L4 + YL5 + YL7 + YL9 + YL10
Y
L,AVE )
10
9
7
YL,AVE =
5
5
4
: test point
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Note 5) After stabilizing and leaving the panel alone at a given temperature for 30 min , the measurement
should be executed. Measurement should be executed in a stable, windless,and dark room. 30 min after lighting the backlight. This should be measured in the center of screen. Environment condition : Ta = 25 r 2 qC
Photo-detector
( TOPCON SR-3)
= 2q
Field
50 cm
TFT-LCD module
Center of the screen
[ Optical characteristics measurement setup ]
Note 6) Definition of 13 points white variation (G L ), CR variation( CVER ) [ ~ ]
Maximum luminance of 13 points
LCD panel
113
G L =
Minimum luminance of 13 points
10mm
11
10mm
10mm
342 683
13 12
1024
10
8
5
3
10mm
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6
384
576
(lines)
1
: test point
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