SAMSUNG LTN140AT21-001 Specification

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TO

DATE

: General

: Jan. 14 , 2013

SAMSUNG TFT-LCD

MODEL NO. : LTN140AT21-0

NOTE : Extension code [ - 0xx ]

 LTN140AT21-0xx

Surface type [ Anti-Glare ]

Any modification of Spec is not allowed without SEC’s permission

Application engineering part, Mobile Division

Samsung Electronics Co., Ltd.

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5.2 LVDS Interface

6.2 Timi

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CONTENTS

Approval

Revision History -------------------( 3 )

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 Backlight Unit

3.3 LED Driver

4. Block Diagram

4.1 TFT LCD Module

4.2 LED Placement Structure

-------------------( 4 )

-------------------( 5 )

-------------------( 7 )

-------------------( 10 )

-------------------( 13 )

5. Input Terminal Pin Assignment

5.1 Input Signal & Power

5.3 Timing Diagrams of LVDS For Transmitting

5.4 Pixel format

6. Interface Timing

6.1 Timing Parameters
ng Diagrams of interface Signal

6.3 Power ON/OFF Sequence

7. Outline Dimension

8. Packing

9. Markings & Others

10. General Precautions

11. EDID

-------------------( 14 )

-------------------( 19 )

-------------------( 222 )

-------------------( 24 )

-------------------( 25 )

-------------------( 27 )

------------- ------( 29 )

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Date Revision No. Page

Jan, 14, 2013

01 P25

REVISION HISTORY

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Summary

CODE REVISION HISTORY

Date Model. Revision No. Summary

May. 25, 2011 LTN140AT21 001 Basic model

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LTN140AT21 is a color active matrix TFT (Thin Film Transistor) liquid crystal display

LVDS Interf

Number of pixel

1366 * 768

pixel

16:9

GENERAL DESCRIPTION

DESCRIPTION

(LCD) that uses amorphous silicon TFT as 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 1366 x 768 pixels and can display up to
6 O'clock direction is the optimum viewing angle.

FEATURES

• High contrast ratio

• HD(1366 x 768 pixels ) resolution

• Fast Response

• LED Back Light with embedded LED Driver

• DE (Data enable) only mode

•3.3V

• Onboard EEDID chip

ace

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262,144 colors.

• APS(Advanced Power Saving)

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 309.399 (H) x 173.952 (V) (14.0”diagonal)

Driver element

Display colors

Pixel arrangement

a-Si TFT active matrix



RGB vertical stripe

mm

Pixel pitch 0.2265(H) x 0.2265(V)

Display Mode

Surface treatment Haze 25%, Hardness 3H

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Normally white

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Horizontal (H)

323.0

323.5

324.0

mm

Item

Symbol

Min.

Max.

Unit

Note

(3) 5

500 Hz, random vibration, 30min for X, Y, Z

Mechanical Information

Item Min. Typ. Max. Unit Note

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Module

size

Note (1) Measurement condition of outline dimension

Vertical (V) 191.4 191.9 192.4 mm

Depth (D) - - 4.0 mm PCB Area

Weight - - 355 g

. Equipment : Bernier Calipers
. Push Force : 750g f

1. ABSOLUTE MAXIMUM RATINGS

1.1 ENVIRONMENTAL ABSOLUTE RATINGS

Storage temperate TSTG -20 60

Operating temperate

(Temperature of glass surface)

Shock ( non-operating ) Snop - 240 G (2),(4)

Vibration (non-operating) Vnop - 2.41 G (3),(4)

TOPR 0 50

qC

qC

(1)

(1)

Note (1) Temperature and relative humidity range are shown in the figure below.

95 % RH Max. (40 qC t Ta)
Maximum wet - bulb temperature at 39

100

Relative Humidity ( %RH)

90

80

60

40

20

Operating Range

O

C or less. (Ta ! 40 qC ) No condensation

( 40,90 )

( 50,50.4 )

( 60,27.7 )

Storage Range

5

0

-40 -20 0 20 40 60 80

Temperature (

(2) 2ms, half sine wave, one time for rX, rY, r Z.

-

(4) 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.

O

C)

.

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y

yp

1.2 ELECTRICAL ABSOLUTE RATINGS

(1) TFT LCD MODULE

Item Symbol Min. Max. Unit Note

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VDD =3.3V, VSS = GND = 0V

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)

(2) BACK-LIGHT UNIT

Item Symbol Min. Typ. Max. Unit Note

LED Current IL -22-

LED Voltage V

Note 1) Permanent damage to the device may occur if maximum values are exceeded

Functional operation should be restricted to the conditions described under normal operating conditions.

L -3.2-V(1)

Ta = 25 r 2 qC

mArm

s

(1)

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ith th

(5)

IF=100%

T

0

2. OPTICAL CHARACTERISTICS

The following items are measured under stable conditions. The optical characteristics
should be measured in a dark room or equivalent state w
Measuring equipment : TOPCON SR-3

Item Symbol Condition Min. Typ. Max Unit Note

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e methods shown in Note

* Ta = 25 r 2 qC, VDD=3.3V, fv= 60Hz, fDCLK = 70.7MHz, IF = 100% duty

.

Contrast Ratio

(5 Points)

Response Time at Ta

( Rising + Falling )

Average Luminance

of White (5 Points)

Red

Green

Color

Chromaticity

( CIE )

Blue

White

CR 300 - - - (1), (2), (5)

T

RT - 16 25 msec (1), (3)

Y

L,AVE 200 220 - cd/m

2

duty

(1), (4)

Normal

X 0.565

R

Viewing

Angle

R

Y 0.350

X 0.340

G

G

Y 0.565

X 0.155

B

B

Y 0.120

W

X 0.313

W

Y 0.329

I = 0

=

Typ-

0.03

Typ

+0.03

-

(1), (5)

SR-3

T

L

40 - -

Hor.

T

Viewing

Angle At center

Ver.

H

I

H

I

L

CR t 10

40 - -

15 - -

30 - -

Degrees

Color Gamut CG - 45 - %

13 Points

White Variation

G

L

--2.0- (6)

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