SAMSUNG LTN156AT01-A01 Specification

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Approval

DATE

: April. 17. 2009

SAMSUNG TFT-LCD

MODEL NO : LTN156AT01-A01

NOTE : Extension code [ -A ]

→ LTN156AT01-A01

Surface type [ Glare ]

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

APPROVED BY :

PREPARED BY :

Nelson Roh

Application engineering part, Mobile Division

Samsung Electronics Co., Ltd.

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CONTENTS

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Approval

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

3.3 LED Driver

4. Block Diagram

4.1 TFT LCD Module

4.2 Back-Light Unit

-------------------( 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 Revision No. Page

Apr. 17, 2009 A00 All The Approval specification of LTN156AT01-A01 was issued first.

Summary

Approval

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GENERAL DESCRIPTION

DESCRIPTION

LTN156AT01-A01 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 15.6" contains
1366 x 768 pixels and can display up to 262,144 colors. 6 O'clock direction is the Optimum

viewing angle.

FEATURES

• Thin and light weight

• High contrast ratio, high aperture structure

• 1366 x 768 pixels resolution (16:9)

• Fast Response Time

• Low power consumption

• DE (Data enable) only mode

• 3.3V LVDS Interface

• On board EDID chip

• Pb-free product

• 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 344.232 (H) x 193.536 (V) (15.6”diagonal) mm

Driver element a-Si TFT active matrix

Display colors 262,144

Number of pixel 1366 x 768 pixel

Pixel arrangement RGB vertical stripe

Pixel pitch 0.252 (H) x 0.252 (V) (TYP.) mm

16 : 9

Display Mode Normally white

Glass thickness 0.5T

Surface treatment Haze 0, Hardness 3H

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Mechanical Information

Item Min. Typ. Max. Unit Note

Horizontal (H) 358.8 359.3 359.8 mm

Module

size

Note (1) Measurement condition of outline dimension

Vertical (V) 209.0 209.5 210 mm

Depth (D) - - 6.2 mm (1)

Weight - 500 520 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), (5)

Approval

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), (5)

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

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.

(5) If product is used for extended time excessively or exposed to high temperatures for extended time,

there is a possibility of wide viewing angle film damage which could affect visual characteristics.

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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)

DD VDD – 0.3 VDD + 0.3 V (1)

(2) BACK-LIGHT UNIT

Item Symbol Min. Max. Unit Note

Lamp Current I

Lamp frequency 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 2.0 6.5 mArms (1)

L 50 80 kHz (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

* Ta = 25 r 2 qC, VDD=3.3V, fv= 60Hz, fDCLK = 72.33 MHz, IL = 6.0 mA

Item Symbol

Contrast Ratio

(5 Points)

Response Time at Ta

( Rising + Falling )

Average Luminance
of White (5 Points)

Red

Color

Green

Chromaticity

( CIE )

Blue

White

Conditio

n

CR

RT - 8 16 msec (1), (3)

T

YL,AVE 190 220 - cd/m

Min. Typ. Max Unit Note

500 600 - -

2

(1), (2),

IL=6.0 mA

Normal

X 0.599 0.629 0.659

R

Viewing

Angle

Y 0.303 0.333 0.363

R

X 0.262 0.292 0.322

G

Y 0.550 0.580 0.610

G

I = 0
T = 0

-

X 0.130 0.160 0.190

B

Y 0.066 0.096 0.126

B

X 0.283 0.313 0.343

W

Y 0.299 0.329 0.359

W

(5)

(1), (4)

Viewing

Angle

Color Gamut - 60 - %

13 Points

White Variation

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Hor.

Ver.

L

T

T

R

CR t 10

H

I

L

I

L

G

40 - -

40 - -

15 - -

Degrees (1), (5)

SR-3

30 - -

- - 1.7 - (6)

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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

(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.
Lamp current : 6.0 mA (Inverter : SI1700)
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 ), [ ~ ]

Maximum luminance of 13 points

113

G L =

Minimum luminance of 13 points

10mm

10mm

13 12

342 683

1024

LCD panel

10mm

11

10

8

5

3

10mm

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192

6

384

576

(lines)

1

: test point

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