SAMSUNG LTA400HM23 Specification

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SAMSUNG TFT-LCD

MODEL : LTA400HM23

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Product Information

DATE : 04. July. 2012

The information described in this specification is preliminary and can be changed without prior notice

Samsung Display Co . , LTD.

MODEL LTA400HM23 Doc. No 06-000-G-20120704 Page

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Revision history ------------------------------------------------------------------------------------------ (3)

General description ------------------------------------------------------------------------------------- (4)

General information ------------------------------------------------------------------------------------ (4)

1. Absolute maximum ratings ----------------------------------------------------------------------- (5)

2. Optical characteristics ------------------------------------------------------------------------------- (6)

3. Electrical characteristics ----------------------------------------------------------------------------- (9)

3.1 TFT LCD module part

3.2 Back light unit part

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Contents

4. Input terminal pin assignment --------------------------------------------------------------------- (12)

4.1 Input signal & power

4.2 LED Bar connector

4.3 LVDS interface

4.4 Input signals, basic display colors and gray scale of each color

5. Interface timing ---------------------------------------------------------------------------------------- (17)

5.1 Timing parameters

5.2 LVDS Input data characteristics

5.3 3D mode sequence

5.4 Timing diagrams of interface signal

5.5 Power ON/OFF sequence

6. Outline dimension ------------------------------------------------------------------------------------- (20)

7. Packing -------------------------------------------------------------------------------------------------- (22)

8.1 Carton (Internal package)

8.2 Packing specification

8. Marking & Others ------------------------------------------------------------------------------------- (23)

9. General precaution ----------------------------------------------------------------------------------- (24)

9.1 Handling

9.2 Storage

9.3 Operation

9.4 Operation condition guide

9.5 Others

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* Revision History

Date Rev. No Page Summary

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04. July. 2012

000 All First Issued

MODEL LTA400HM23 Doc. No 06-000-G-20120704 Page

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General Description

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Description

LTA400HM23 is a color active matrix liquid crystal display (LCD) that uses amorphous silicon

TFT(Thin Film Transistor) as switching components. This model is composed of a TFT LCD panel, a driver circuit and a back light unit. The resolution of a 40.0“ is 1920 x 1080 and this model can display up to 16.7million colors with wide viewing angle of 178¶ or higher in all directions. This panel is intended to support applications to provide a excellent performance for Flat Panel Display such as Home-alone multimedia TFTLCD TV and high definition TV

Features

 RoHS compliance (Pb-free)  High contrast ratio & aperture ratio with wide color gamut  SPVA(Super Patterned Vertical Align) mode  Wide viewing angle (typ.178¶)  High speed response  HD resolution (16:9)  Low Power consumption  Direct Type LED (Light Emitted Diode) BLU  DE (Data Enable) mode  2ch LVDS (Low Voltage Differential Signaling) interface (2pixel/clock)

General Information

Items Specification Unit Note

914.4 (H

Module Size

Weight 6200 (Typ.) g

Pixel Pitch 0.46125(H) x 0.15375(W) mm

Active Display Area 885.6 (H) x 498.15 (V) mm

Surface Treatment Anti-Glare Haze 5.5%, Hard coating (2H) -

Display Colors 8 bit – 16.7 M color

Number of Pixels 1920 x 1080 pixel

Pixel Arrangement RGB Horizontal stripe

Display Mode Normally Black

Luminance of White 300 (Typ.) cd/m

) x 530.6 (V

Typ

37 (D

Max

)

Typ

)

·1.0mm

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1. Absolute Maximum Ratings

If the condition exceeds maximum ratings, it can cause malfunction or unrecoverable damage to the device.

Item Symbol Min. Max. Unit Note

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Power Supply Voltage V

Storage temperature T

Operating temperature T

STG

OPR

GND-0.3 13.2 V (1)

-20 60

050

୅

Shock ( non - operating ) X,Y,Z - 50 G (3)

Vibration ( non - operating ) V

NOP

- 1.5 G (4)

Note (1) Ta= 25 · 2 ¶C

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

a. Ta ≤ 39 ¶C , Relative Humidity is max 90 % b. Ta ஘39 ¶C , Relative Humidity is less than 90% c. No condensation

(2)

Fig. Temperature and Relative humidity range

(3) 11ms, sine wave, one time for ·X, ·Y, ·Z axis

(4) 10-300 Hz, Sweep rate 10min, 30min for X,Y,Z axis

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2. Optical Characteristics

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The optical characteristics should be measured in a dark room or equivalent condition.

Measuring equipment ( ) : equipment maker :

BM-7(TOPCON), PR-650(Photo Research), SR3(TOP CON )

(Ta = 25 · 2¶C, VDD=12V, fv= 60Hz, f

Item Symbol Condition Min. Typ. Max. Unit Note

Contrast Ratio

(Center of screen)

Response

G-to-G

Time

Luminance of White

(Center of screen)

Color

Green

Chromaticity

(CIE 1931)

(2D)

Red

Blue

C/R - 5000 -

Ry 0.338

Normal

θL,R =0

- 8 20 msec

260 300 - cd/m

θU,D =0

Gx 0.312

Gy 0.616

Bx 0.150

Viewing

Angle

TYP.

-0.03

By 0.054

= 148.5 MHz, If = 400mA, Dim.duty 100%)

DCLK

BM-7, RD-80S

0.640

TYP.

-0.03

(1)

SR-3

(3)

(4)

SR-3

(5),(6)

PR650,

SR-3

Center

Point

White

Wx 0.275

Wy 0.285

Color Gamut - - 70 - %

Color Temperature - - 11,000 - K

Typ.

Viewing

Angle

Hor.

Ver.

C/R≥10

75 89 -

Degree

75 89 -

White Brightness

Uniformity

uni

--30%

(9 Points)

- Test Equipment Setup

The measurement should be executed in a stable, windless and dark room between

40min and 60min after lighting the back light at the given temperature for stabilization of the back light. This should be measured in the center of screen.

(5)

SR-3

(6)

EZ-Contrast

(2)

SR-3

Environment condition : Ta = 25 · 2 ¶C

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ྙ

ྚྛ

ྞ

ྡ

ྠ

ྜྷ ྜ

ྟ

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Photo

detector

SR-3

RD-80S

TFT - LCD Module

Field

1ദ

2ദ

- Definition of test point

320 960 1600

Photo detector

Field

D : 50໅

LCD Panel

The center of the screen

180

540

900

Note (1) Definition of Contrast Ratio (C/R)

: Ratio of gray max (Gmax) & gray min (Gmin) at the center point 䐣 of the panel

max



min

Gmax : Luminance with all pixels white Gmin : Luminance with all pixels black

Active Area

Test Point

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Note (2) Definition of 9 points brightness uniformity (Test pattern : Full White )

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Buni



(max min)

100



max

Bmax : Maximum brightness Bmin : Minimum brightness

Note (3) Definition of Response time : Average of T

(data is 8 x 8 Gray table, excluding 0 to 255Gray)

Display data

Optical Instruments

Response

100%

90%

10%

Black (data off)

White (data on)

, T

Black (data off)

TIME

Note (4) Definition of Luminance of White : Luminance of white at center point 䐣

Note (5) Definition of Color Chromaticity (CIE 1931)

Color coordinate of Red, Green, Blue & White at center point 䐣

Note (6) Definition of Viewing Angle at center point

: Viewing angle range (C/R ≥10)

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