Global LCD Panel Exchange Center |
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Approval
TO : Lenovo
DATE : Feb. 20. 2012
SAMSUNG TFT-LCD
MODEL NO. : LTN140AT26
-
L01
NOTE : Extension code [ -L01 ]
→LTN140AT26-L01
-Surface type [ Glare
]
The information described in this SPEC is preliminary and can be changed without prior notice.
APPROVED BY :
M ic h a e l K im
PREPARED BY :
June Oh
Application Engineering Group, LCD Division
Samsung Electronics Co., Ltd.
Samsung Secret
Doc.No. |
LTN140AT26-L01 |
Rev.No |
04-A03-G-120220 |
Page |
1 / 31 |
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One step solution for LCD / PDP / OLED panel application: Datasheet, inventory and accessory! www.panelook.com
Global LCD Panel Exchange Center |
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CONTENTS |
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Approval |
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Revision History - - - - - - - - - - - - - - |
- - - - - ( |
3 |
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General Description - - - - - - - - - - - - - - - |
- - - - ( |
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1. Absolute Maximum Ratings - - - - - - - - - - - - - - - |
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5 ) |
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1.1Absolute Ratings of environment
1.2Electrical Absolute Ratings
2. |
Optical Characteristics - - - - - - - - - - - - - - - - - - - |
( 7 ) |
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3. |
Electrical Characteristics - - - - - - - - - - - - - - - - - - - |
( 10 ) |
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3.1 TFT LCD Module |
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3.2 |
LED Driver |
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4. |
Block Diagram - - - - - - - - - - - - - - - - - - - |
( 13 ) |
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4.1 TFT LCD Module |
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4.2 |
LED Connection and Placement |
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5. |
Input Terminal Pin Assignment - - - - - - - - - - - - - - - - - - - |
( 14 ) |
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5.1 |
Input Signal & Power |
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5.2 |
LVDS Interface |
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5.3Timing Diagrams of LVDS For Transmitting
5.4Input Signals, Basic Display Colors and Gray Scale of Each Color.
5.5 Pixel format
6. Interface Timing - - - - - - - - - - - - - - - - - - - |
( 19 ) |
6.1Timing Parameters 
6.2Timing Diagrams of interface Signal
6.3Power ON/OFF Sequence
7. Outline Dimension - - - - - - - - - - - - - - - - - - - |
( 21 ) |
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8. |
Packing - - - - - - - - - - - - - - - - - - - |
( 23 ) |
9. |
Markings & Others - - - - - - - - - - - - - - - - - - - |
( 25 ) |
10. General Precautions - - - - - - - - - - - - - - - - - - - |
( 27 ) |
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11. EDID - - - - - - - - - - - - - - - - - - - |
( 29 ) |
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Samsung Secret
Doc.No. |
LTN140AT26-L01 |
Rev.No |
04-A03-G-120220 |
Page |
2 / 31 |
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One step solution for LCD / PDP / OLED panel application: Datasheet, inventory and accessory! www.panelook.com
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REVISION HISTORY |
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Approval |
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Date |
Rev. No. |
Page |
Summary |
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Sep. 05. 2011 |
P00 |
All |
. The preliminary specification was issued |
first. |
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Sep. 09. 2011 |
P01 |
22 |
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. Outline drawing was updated |
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5 |
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. ENVIRONMENTAL ABSOLUTE RATINGS is changed |
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Nov. 03. 2011 |
P02 |
12 |
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. PWM duty Information is changed |
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28,29 |
. General Precautions are updated |
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Jan. 06. 2012 |
A00 |
All |
. The approval specification was issued . |
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Jan. 31. 2012 |
A01 |
22 |
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. 2D drawing was updated |
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Feb. 16. 2012 |
A02 |
22 |
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. 2D drawing was updated as same as LTN140AT22 |
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. Storage condition was updated as same as LTN140AT22 |
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Feb. 20. 2012 |
A03 |
25 |
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. Lenovo Barcode information was updated |
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Samsung Secret
Doc.No. |
LTN140AT26-L01 |
Rev.No |
04-A03-G-120220 |
Page |
3 / 31 |
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One step solution for LCD / PDP / OLED panel application: Datasheet, inventory and accessory! www.panelook.com
Global LCD Panel Exchange Center |
www.panelook.com |
Approval
GENERAL DESCRIPTION
DESCRIPTION
LTN140AT26-L 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 |
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Display area |
309.399(H) x 173.952(V) (14.0” diagonal ) |
mm |
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Driver element |
a-Si TFT active matrix |
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Display colors |
262,144 |
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Number of pixel |
1366 x RGB(3) x 768 |
pixel |
16 : 9 |
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Pixel arrangement |
RGB vertical stripe |
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Pixel pitch |
0.2265(H) x 0.2265(V) (TYP.) |
mm |
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Display Mode |
Normally white |
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Surface treatment |
Haze 0%, Hard-Coating 3H |
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Samsung Secret
Doc.No. |
LTN140AT26-L01 |
Rev.No |
04-A03-G-120220 |
Page |
4 / 31 |
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One step solution for LCD / PDP / OLED panel application: Datasheet, inventory and accessory! www.panelook.com
Global LCD Panel Exchange Center |
www.panelook.com |
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Approval |
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Mechanical Information |
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Item |
Min. |
Typ. |
Max. |
Unit |
Note |
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Module |
Horizontal (H) |
323.0 |
323.5 |
324 |
mm |
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Vertical (V) |
191.5 |
192.0 |
192.5 |
mm |
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size |
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Depth (D) |
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5.2 |
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(1) |
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Weight |
- |
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350 |
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Note (1) Measurement condition of outline dimension
. Equipment : Micrometer
1. ABSOLUTE MAXIMUM RATINGS
1.1 ENVIRONMENTAL ABSOLUTE RATINGS
Item |
Symbol |
Min. |
Max. |
Unit |
Note |
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Storage temperate |
TSTG |
-20 |
60 |
°C |
(1) |
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Operating temperate |
TOPR |
0 |
50 |
°C |
(1) |
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(Temperature of glass surface) |
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Shock ( non-operating ) |
Snop |
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210 |
G |
(2),(5) |
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50 |
(3),(5) |
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Vibration (non-operating) |
Vnop |
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2.41 |
G |
(4),(5) |
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Altitude ( operation ) |
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10,000 |
feet |
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Altitude ( storage ) |
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40,000 |
feet |
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Note (1) |
Temperature and relative humidity range are shown in the figure below. |
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95 % RH Max. ( 40 OC > Ta) |
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Maximum wet - bulb temperature at |
39 OC or less. (Ta ≥ 40 OC) No condensation. |
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2ms, half sine wave, one time for ρX,ρY,ρZ. |
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(3) |
11ms, 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.
Relative Humidity ( %RH)
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100 |
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95 |
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80 |
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60 |
Operating Range |
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40 |
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20 |
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85 |
Storage Range |
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0 |
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-40 |
-20 |
0 |
20 |
40 |
60 |
80 |
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Samsung Secret |
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Temperature (OC) |
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Doc.No. |
LTN140AT26-L01 |
Rev.No |
04-A03-G-120220 |
Page |
5 |
/ 31 |
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Approval
1.2ELECTRICAL ABSOLUTE RATINGS
(1)TFT LCD MODULE
VDD =3.3V, VSS = GND = 0V
Item |
Symbol |
Min. |
Max. |
Unit |
Note |
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Power Supply Voltage |
VDD |
VDD - 0.3 |
VDD + 0.3 |
V |
(1) |
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Logic Input Voltage |
VIN |
VDD - 0.3 |
VDD + 0.3 |
V |
(1) |
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Note (1) Within Ta (25 ± 2 °C )
Samsung Secret
Doc.No. |
LTN140AT26-L01 |
Rev.No |
04-A03-G-120220 |
Page |
6 / 31 |
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One step solution for LCD / PDP / OLED panel application: Datasheet, inventory and accessory! www.panelook.com
Global LCD Panel Exchange Center |
www.panelook.com |
Approval
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
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* Ta = 25 ± 2 °C, VDD=3.3V, |
fv= 60Hz, fDCLK = 75.17MHz, IL = 23 mArms |
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Item |
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Condition |
Min. |
Typ. |
Max |
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Note |
Contrast Ratio |
CR |
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500 |
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(1), (2), (5) |
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Response Time at Ta |
TRT_B/W |
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16 |
25 |
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(1), (3) |
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( Rising + Falling ) |
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Average Luminance |
YL,AVE |
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170 |
200 |
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cd/m2 |
IL=23mA |
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of White (5 Points) |
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Red |
RX |
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0.555 |
0.585 |
0.615 |
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RY |
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0.325 |
0.355 |
0.385 |
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Normal |
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GX |
0.320 |
0.350 |
0.380 |
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Color |
Green |
Viewing |
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GY |
Angle |
0.550 |
0.580 |
0.610 |
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(1), (5) |
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( CIE ) |
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BX |
θ = 0 |
0.135 |
0.165 |
0.195 |
SR-3 |
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Blue |
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BY |
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0.095 |
0.125 |
0.155 |
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White |
WX |
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0.283 |
0.313 |
0.343 |
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WY |
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0.299 |
0.329 |
0.359 |
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Hor. |
θL |
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45 |
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θR |
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45 |
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Viewing Angle |
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CR ≥ 10 |
Degrees |
(1), (5) |
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φH |
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15 |
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SR-3 |
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φL |
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30 |
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Color Gamut |
CG |
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45 |
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% |
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13 Points |
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δL |
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60% |
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(6) |
White Variation |
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5 Points |
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δL |
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80% |
- |
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(6) |
White Variation |
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Samsung Secret
Doc.No. |
LTN140AT26-L01 |
Rev.No |
04-A03-G-120220 |
Page |
7 / 31 |
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One step solution for LCD / PDP / OLED panel application: Datasheet, inventory and accessory! www.panelook.com
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Approval
Note 1) Definition of Viewing Angle : Viewing angle range( 10 ≤ C/R, 100 ≤ C/R )
Normal Line φ = 0o, θ = 0o
θ L |
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θ R |
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φ L |
φ H |
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12 O’clock |
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θ L =90o x |
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φ H = 90o |
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6 O’clock |
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y' |
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θR =90o |
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φ L= 90 |
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Note 2) Definition of Contrast Ratio (CR) : Ratio of |
gray max (Gmax) ,gray min (Gmin) |
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at 5 points(4, 5, 7, 9, 10) |
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CR |
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CR(4) + CR(5) + CR(7) + CR(9) + CR(10) |
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Points |
: 4 , |
5 , 7 , 9 , |
10 at the figure of Note (6). |
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Note 3) Definition of Response time :
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Display data |
White(TFT OFF) |
Black(TFT ON) |
White(TFT OFF) |
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TR |
TF |
100% |
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90% |
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Response |
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10% |
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0% |
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Time |
Note 4) Definition of Average Luminance of White : measure the luminance of white at 5 points.
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(320) ( 640) |
(960) |
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Average Luminance of White ( YL,AVE ) |
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VIEW AREA |
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YL,AVE = |
YL4 + YL5 + YL7 + YL9 + YL10 |
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Samsung Secret |
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: test point |
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Doc.No. |
LTN140AT26-L01 |
Rev.No |
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04-A03-G-120220 |
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Page |
8 / 31 |
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One step solution for LCD / PDP / OLED panel application: Datasheet, inventory and accessory! www.panelook.com
Global LCD Panel Exchange Center |
www.panelook.com |
Approval
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 ± 2 °C
Photo-detector
( TOPCON SR-3)
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Field = 2° |
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50 cm |
TFT-LCD module |
LCD panel |
Center of the screen
[ Optical characteristics measurement setup ]
Note 6) |
Definition of 13 points white variation (δ L ), |
CR variation( CVER ) |
[ 1 ~ |
13 ] |
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δ L = |
Maximum luminance of 13 points |
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Minimum luminance of 13 points |
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10mm |
342 |
683 |
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10mm |
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1025 |
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Samsung Secret |
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Doc.No. |
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LTN140AT26-L01 |
Rev.No |
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04-A03-G-120220 |
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Page |
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One step solution for LCD / PDP / OLED panel application: Datasheet, inventory and accessory! www.panelook.com
Global LCD Panel Exchange Center |
www.panelook.com |
3. ELECTRICAL CHARACTERISTICS |
Approval |
3.1 TFT LCD MODULE
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Ta= 25 ± 2°C |
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Item |
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Symbol |
Min. |
Typ. |
Max. |
Unit |
Note |
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Voltage of Power Supply |
VDD |
3.0 |
3.3 |
3.6 |
V |
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Differential Input |
High |
VIH |
- |
- |
+100 |
mV |
VCM = |
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+1.2V |
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Voltage for LVDS |
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Receiver Threshold |
Low |
VIL |
-100 |
- |
- |
mV |
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Vsync |
Hsync Freq |
FH |
- |
47.4 |
- |
KHz |
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F |
60Hz |
Main Freq |
FDCLK |
- |
75.17 |
- |
MHz |
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r |
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e |
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Hsync Freq |
FH |
- |
39.5 |
- |
KHz |
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q |
50Hz |
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u |
Main Freq |
FDCLK |
- |
62.65 |
- |
MHz |
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e |
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n |
40Hz |
Hsync Freq |
FH |
- |
31.6 |
- |
KHz |
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c |
Main Freq |
FDCLK |
- |
50.12 |
- |
MHz |
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y |
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Rush Current |
IRUSH |
- |
- |
1.5 |
A |
(4) |
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White |
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- |
210 |
- |
mA |
(2),(3)*a |
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Mosaic |
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- |
210 |
240 |
mA |
(2),(3)*b |
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Current of Power |
WinXP |
IDD |
- |
250 |
- |
mA |
(2),(3)*c |
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Supply |
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Pattern |
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Max |
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- |
335 |
350 |
mA |
(2),(3)*d |
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Pattern |
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Note (1) Display data pins and timing signal pins should be connected.( GND = 0V )
(2)fV = 60Hz, fDCLK = 75.17MHZ, VDD = 3.3V , DC Current.
(3)Power dissipation pattern
*a) White Pattern |
*b) Mosaic Pattern |
VIEW AREA
Display Brightest Gray Level
Display Darkest Gray Level
Samsung Secret
Doc.No. |
LTN140AT26-L01 |
Rev.No |
04-A03-G-120220 |
Page |
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One step solution for LCD / PDP / OLED panel application: Datasheet, inventory and accessory! www.panelook.com
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