SAMSUNG LTN141AT15-B Specification

Global LCD Panel Exchange Center

DATE : Feb. 9, 2011.

SAMSUNG TFT-LCD

MODEL NO. : LTN141AT15-B

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NOTE : Extension code [ -B ]

→ LTN141AT15-B

Surface type [ Anti- Glare ]

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

Application Engineer Part,

SAMSUNG ELECTRONICS CO., LTD.

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CONTENTS

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Revision History

General Description

1. Absolute Maximum Ratings

-------------------( 3 )

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

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

1.1 Absolute Ratings of environment

1.2 Electrical Absolute Ratings

2. Optical Characteristics

3. Electrical Characteristics

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

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

3.1 TFT LCD Module

3.2 Backlight Unit

3.3 LED Driver

4. Block Diagram

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

4.1 TFT LCD Module

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

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 Precaution

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

-------------------( 21 )

-------------------( 23 )

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

-------------------( 26 )

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REVISION HISTORY

Date

Feb. 9. 2011 A00 All The Preliminary specification of LTN141AT15-B was issued first.

Revision

No.

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GENERAL DESCRIPTION

DESCRIPTION

LTN141AT15-B is a color active matrix TFT (Thin Film Transistor) liquid crystal display
(LCD) that uses amorphous silicon TFT as switching devices. This model is composed of a
TFT LCD panel, a driver circuit and a backlight system. The resolution of a 14.1" contains
1280 x 800 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

• 1280 x 800 pixels resolution

• Fast Response Time

• Low power consumption

• LED BLU Structure

• DE (Data enable) only mode.

• 3.3V LVDS Interface

• On board EDID chip

• RoHS Compliance

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 303.36(H) X 189.6(V) (14.1”diagonal)

Driver element a-si TFT active matrix

Display colors 262,144

Number of pixel 1280 x 800

Pixel arrangement RGB vertical stripe

mm

pixel

Pixel pitch 0.237(H) x 0.237(V)

Display Mode Normally white

Surface treatment Haze 25, Hard-Coating 2H

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Mechanical Information

Item Min. Typ. Max. Unit Note

Horizontal (H) 319.0 319.5 320.0

Module

size

Note (1) Measurement condition of outline dimension

Vertical (V) 205.0 205.5 206.0 mm

Depth (D) - - 5.5 mm (1)

Weight - 395 410 g

. Equipment : Vernier Calipers
. Push Force : 500g f (minimum)

1. ABSOLUTE MAXIMUM RATINGS

1.1 ENVIRONMENTAL ABSOLUTE RATINGS

Item Symbol Min. Max. Unit Note

Storage temperate TSTG -20 60 qC(1)

Approval

mm

Operating temperate

(Temperature of glass surface)

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

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

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

TOPR 0 50 qC(1)

O

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

Relative Humidity ( %RH)

100

90

80

60

40

20

-40 -20 0 20 40 60 80

Operating Range

8

Storage Range

5

0

Temperature (

O

C)

( 40,90 )

( 50,50.4 )

( 60,27.7 )

(2) 2ms, half sine wave, one time for rX, rY, r Z.
(3) 5 - 500 Hz, random vibration, 30min for X, Y, 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.

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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 I

LED Voltage F

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

L

-20-mA(1)

- 3.2 - V (1)

Ta =

25 r 2 qC

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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 and PR-650

* Ta = 25 r 2 qC, VDD=3.3V, fv= 60Hz, fDCLK = 69.22MHz, IL = 20mA

Item Symbol

Contrast Ratio

(5 Points)

Response

Time at Ta

Rising T

Falling T

Average Luminance
of White (5 Points)

Green

Color

Chromaticity

( CIE )

Red

Blue

Conditio

n

CR

R -16

Min. Typ. Max Unit Note

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

­msec (1), (3)

F -16

L,AVE 190 220 - cd/m

Y

-

Normal

X

R

Viewing

0.550 0.580 0.610

Angle

R

G

G

B

B

Y

X

Y

X

Y

I = 0
T = 0

0.310 0.340 0.370

0.315 0.345 0.375

0.520 0.550 0.580

0.121 0.151 0.181

0.070 0.100 0.130

2

(1), (4)

(1), (5)

-

SR-3

White

Hor.

Viewing

Angle

Ver.

Color Gamut

Brightness Uniformity

W

W

G

G

T

T

I

I

CG

L5

L13

X

Y

L

H

0.283

0.299

40 45 -

40 45 -

0.313

0.329

CR t 10

H

L

10 15 -

30 35 -

0.343

0.359

Degrees

(1), (5)

SR-3

-45-

5points 80 - -

%

(6)

13points 60 - -

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Note 1) Definition of Viewing Angle : Viewing angle range(10

C/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

(320) ( 640) (960)

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

PR-650 )

= 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 ), [ ~ ]

Maximum luminance of 13 points

113

G L =

Minimum luminance of 13 points

10mm

10mm

13 12

320 640

960

LCD panel

10mm

11

10

8

5

3

10mm

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6

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