SAMSUNG LTN154AT14-L01 Specification

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TO
DATE

SAMSUNG TFT-LCD

: Panasonic
: Sep. 9th, 2011

MODEL NO. : LTN154AT14-L01

NOTE : Extension code [ -L01 ]

→ LTN154AT14-L01

Surface type [ Anti-Glare ]

The information described in this SPEC is can not be changed without SEC’s permission.

APPROVED BY :

PREPARED BY : LCD Application Engineering Group, Marketing Team

H.W. Park

SAMSUNG ELECTRONICS CO., LTD.

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CONTENTS

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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 Backlight Unit

4. Block Diagram

4.1 TFT LCD Module

4.2 Backlight Unit

5. Input Terminal Pin Assignment

5.1 Input Signal & Power

5.2 LVDS Interface

5.3 Backlight Unit

5.4 Timing Diagrams of LVDS For Transmitting

5.5 Input Signals, Basic Display Colors and Gray Scale of Each Color.

5.6 Pixel format

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

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

- - - - - - - - - - - - - - - - - - - ( 6 )

- - - - - - - - - - - - - - - - - - - ( 8 )

- - - - - - - - - - - - - - - - - - - ( 12 )

- - - - - - - - - - - - - - - - - - - ( 15 )

- - - - - - - - - - - - - - - - - - - ( 16 )

6. Interface Timing

6.1 Timing Parameters(DE Mode)

6.2 Timing Diagrams of interface Signal (DE Mode)

6.3 Power ON/OFF Sequence

7. Outline Dimension

8. Product Markings and Others

9. General Precautions

10. EDID

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

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

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

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

- - - - - - - - - - - - - - - - - - - ( 28 )

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REVISION HISTORY

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Date Revision No. Page

Aug. 29. 2011 A00 All Approval specification of LTN154AT14-L01 model spec was

Sep. 7. 2011 A01 p. 4

p. 17

Sep. 9. 2011 A02 p. 17 FPC pin assignment of BLU unit was updated.

issued first for Panasonic.
Green product was added on the features.

No. 10 (FPC pin) was changed from FB4 to PWR.

Summary

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GENERAL DESCRIPTION

DESCRIPTION

LTN154AT14-L01 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 system. The resolution of a 15.4" contains
1,280 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

• Low power consumption

• Fast Response

• DE (Data enable) only mode

• 3.3V LVDS Interface

• Onboard EEDID chip

• LED BLU

• Color gamut 45%

• Green product (RoHS comply product)

APPLICATIONS

• Notebook PC and desktop monitors

•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 331.2(H) X 207.0(V) (15.4”diagonal)
Driver element a-si TFT active matrix
Display colors 262,144

Number of pixel 1280 x 800 ( 16 : 10, Wide XGA )

Pixel arrangement RGB vertical stripe
Pixel pitch

0.25875(H) x 0.25875(V)

mm

pixel

mm

Display Mode Normally white
Surface treatment HAZE 25, HARD-COATING 3H, AG

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Mechanical Information

Item Min. Typ. Max. Unit Note

Horizontal (H) 343.5 344.0 344.5 mm

Module

size

Note (1) Measurement condition of outline dimension

Vertical (V) 221.6 222.1 222.6 mm

Depth (D) - 6.2 6.5 mm (1)

Weight - 540 560 g

. Equipment : Venire Calipers
. Push Force : 500g f (minimum)

1. ABSOLUTE MAXIMUM RATINGS

1.1 ENVIRONMENTAL ABSOLUTE RATINGS

Item Symbol Min. Max. Unit Note

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Storage temperate T

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.

95 % RH Max. ( 40 OC ≥ Ta)

Maximum wet - bulb temperature at 39 OC or less. (Ta > 40 OC) No condensation.
(2) 3ms, half sine wave, one time for ±X,±Y,±Z.
(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.

100

95

80

60

STG

T

OPR

Relative Humidity ( %RH)

Operating Range

-20 60 C (1)

0 50 C (1)

210

G

50 (3),(5)

(2),(5)

40

20

8

Storage Range

5

0

-40 -20 0 20 40 60 80

Temperature (OC)

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1.2 ELECTRICAL ABSOLUTE RATINGS

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(1) TFT LCD MODULE

Item Symbol Min. Max. Unit Note

Power Supply Voltage VDD VDD - 0.3 VDD + 0.3 V (1)

Logic Input Voltage VIN VDD - 0.3 VDD + 0.3 V (1)

NOTE (1) Within Ta ( 25 ± 2 OC )

VDD =3.3V, VSS = GND = 0V

(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

V

- 18 - mA (1)

- 3.2 - V (1)

Ta = 25  2 C

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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±2oC , Vcc=3.3V, fv= 60Hz, fDCLK=71.11MHz, IL= 20mArms

Item Symbol

Contrast Ratio

(5 Points)

Response

Time at 25℃

Average Luminance

of White (5 points)

Color

Chromaticity

( CIE )

Rising

Falling

Red

Green

Blue

Conditio

n

CR

TR+Tf - 16 25 msec (1), (3)

YL,AVE 175 200 - cd/m

Normal

RX
RY
GX
GY
BX
BY

Viewing

Angle

 = 0
 = 0

Min. Typ. Max Unit Note

300 400 - -

0.590

0.340

0.320

0.550

- 0.03

0.152

0.130

+ 0.03 -

2

(1), (2),

(5)

(1), (4)

(1), (5)

SR-3

WX 0.313

White

WY 0.329

L

Hor.

Viewing

Angle

Color gamut 45% %

13 Points

White Variation

Ver.

H

CR  10

H

L

L

- 45 -

- 45 -

- 15 -

- 30 -

- - 1.8 - (6)

Degrees (1), (5)

SR-3

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Note 1) Definition of Viewing Angle : Viewing angle range (10≤ C/R at center point )

Normal Line

o

,

 = 0

o

 R

12 o＇clock
direction

y

H= 90

L =90

 = 0

 L

o

x

 L

 H

o

6 o＇clock
direction

o

L= 90

x'y'

R=90

Note 2) Definition of Contrast Ratio (CR) : Ratio of gray max (Gmax) ,gray min (Gmin)

at 5 points(4, 5, 7, 9, 10)

CR(4) + CR(5) + CR(7) + CR(9) + CR(10)

CR =

5

POINTS : , 5 , , , at FIGURE OF NOTE 6)

4 9

7

10

Note 3) Definition of Response time :Note 3) Definition of Response time : Sum of TR ,TF

o

Display data

Optical
Response

White(TFT OFF) White(TFT OFF)

TR

Black(TFT ON)

TF

100%

90%

10%

0%

Time

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Note 4) Definition of Luminance of White : measure the luminance of white at 5 points.

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(320) (640)

Average Luminance of White ( YL,AVE )

10

YL4 + YL5 + YL7 + YL9 + YL10

YL,AVE =

5

5

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 back-light. This should be measured in the center of screen.
LED current :20mA
Environment condition : Ta = 25oC ±2 oC

(960)

VIEW AREA

9

7

4

(200)

(400)
(600)

(lines)

TFT-LCD module

Photo-detector

( TOPCON SR-3)

Field = 2

o

SR-7 : 50 cm

LCD panel

center of the screen

Optical characteristics measurement setup

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