SAMSUNG LTN156AT19-801 Specification

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Approval

TO

DATE

MODEL NO. : LTN156AT19-8

:

: Mar. 12 , 2012

SAMSUNG TFT-LCD

NOTE : Extension code [ - 8xx ]

 LTN156AT19-8xx

Surface type [ A/G ]

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

Application engineering part, Mobile Division

Samsung Electronics Co., Ltd.

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CONTENTS

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

Approval

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

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

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

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

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

4. Block Diagram

4.1 TFT LCD Module

4.2 LED Placement Structure

5. Input Terminal Pin Assignment

5.1 Input Signal & Power

5.2 LVDS Interface

5.3 Timing Diagrams of LVDS For Transmitting

5.4 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 Precautions

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

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

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

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

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

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

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

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REVISION HISTORY

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REVISION HISTORY

Approval

Date Revision No. Page

Mar. 12, 2012 A00 All The approval specification of LTN156AT19-8 was issued first.

Summary

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GENERAL DESCRIPTION

DESCRIPTION

LTN156AT19 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 unit.
The resolution of a 15.6” contains 1366 x 768 pixels and can display up to 16.2M colors.
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 LVDS Interface

• Onboard EEDID chip

• 6Bit FRC.

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

Driver element

Display colors

Number of pixel

Pixel arrangement

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

a-Si TFT active matrix

16.2M

1366 * 768 pixel

RGB vertical stripe

mm

mm

Display Mode

Surface treatment

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Mechanical Information

Item Min. Typ. Max. Unit Note

Horizontal (H) 358.8 359.3 359.8 mm

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Module

size

Note (1) Measurement condition of outline dimension

Vertical (V) 208.95 209.45 209.95 mm

Depth (D) - - 3.8 mm

Weight - - 430 g

. Equipment : Bernier 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)

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(1)

PCB Area 4.0mm

(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

O

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

Relative Humidity ( %RH)

100

80

60

40

20

90

Operating Range

( 40,90 )

( 50,50.4 )

( 60,27.7 )

Storage Range

5

0

-40 -20 0 20 40 60 80

O

Temperature (

(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.

C)

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1.2 ELECTRICAL ABSOLUTE RATINGS

(1) TFT LCD MODULE

Item Symbol Min. Max. Unit Note

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V

DD

=3.3V, V

Approval

= GND = 0V

SS

Power Supply Voltage V

Logic Input Voltage V

Note (1) Within Ta (25 r 2 qC)

DD

IN VDD - 0.3 VDD + 0.3 V (1)

VDD- 0.3 VDD+ 0.3 V (1)

(2) BACK-LIGHT UNIT

Item Symbol Min. Typ. Max. Unit Note

LED Current I

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

L -3.2-V(1)

- 27.5 -

Ta = 25 r 2 qC

mArm

s

(1)

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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

Item Symbol

Contrast Ratio

(5 Points)

Response Time at Ta

( Rising + Falling )

Average Luminance

of White (5 Points)

Red

Green

Color

Chromaticity

( CIE )

Blue

White

* Ta = 25 r 2 qC, VDD=3.3V, fv= 60Hz, f

Conditio

n

CR

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

T

Min. Typ. Max Unit Note

300 500 - - (1), (2), (5)

DCLK

= 70.7MHz, IF = 100% duty

IF=100%

Y

L,AVE

255 300 - cd/m

2

Normal

X

R

Viewing

0.570

Angle

Y

R

X 0.330

G

Y

G

X

B

Y 0.135

B

W

X 0.313

W

Y 0.329

I = 0
T = 0

Typ-

0.03

0.340

0.560

0.160

Typ

+0.03

-

duty

(1), (4)

(1), (5)

SR-3

L

T

40 45 -

Hor.

Viewing

Angle

Ver.

H

T

H

I

L

I

CR t 10

At center

40 45 -

15 15 -

30 30- -

Degrees

Color Gamut CG - 45 - %

13 Points

White Variation

G

L

- 1.7 2.0 - (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

I

o

x

L

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)

Black(TFT ON)

T

R

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

25% 50% 75%

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.
IF current : 27.5mA
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 (

Maximum luminance of 13 points

GL=

Minimum luminance of 13 points

10mm

10mm

13 12

25% 50% 75%

L ), CR variation( C

G

LCD panel

) [ ~ ]

VER

10mm

11

113

10

8

5

3

10mm

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25%

6

50%

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(lines)

1

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