CPT CLAA320WF01 Specification

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CPT TFT-LCD

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Product Planning Management General Division

TFT-LCD Product

Planning

Management

General Division

CHUNGHWA PICTURE TUBES, LTD.

1127 Hopin Rd., Padeh, Taoyuan, Taiwan 334, R.O.C.

TEL: [phone] FAX: [phone]

Doc.No: CLAA320WF01 D Issue Date: 2007/08/15

T- 3650002- 000- A

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RECORD OF REVISIONS

Revision No. Date Page Description

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CONTENTS

No Item Page

1 OVERVIEW 3

2 ABSOLUTE MAXIMUM RATINGS 4

3 ELECTRICAL CHARACTERISTICS 5

4 INTERFACE PIN CONNECTION 10

5 INTERFACE TIMING 13

6 DATA MAPPING 18

7 MECHANICAL SPECIFICATION 19

8 OPTICAL CHARACTERISTICS 21

9 RELIABILITY TEST CONDITIONS 25

10 HANDLING PRECAUTIONS FOR TFT-LCD MODULE 26

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1. OVERVIEW

CLAA320WF01 is 32” color (80.04 cm) TFT-LCD (Thin Film Transistor Liquid Crystal Display)

module composed of LCD panel, LVDS driver ICs, control circuit and backlight. By applying 8 bit
digital data, 1366*768, 16.7 million-color images are displayed on the 32” diagonal screen. Interface of
data and control signals is Typ. inverter for backlight is included in this module. General specification
are summarized in the following table:

ITEM SPECIFICATION

Display Area (mm) 697.6845(H)x392.256(V)

(31.51-inch diagonal)
Number of Pixels 1366 × 3(H) × 768(V)
Pixel Pitch (mm) 0.51075(H) × 0.51075(V)
Color Pixel Arrangement RGB vertical stripe
Display Mode Normally black
Number of Colors 16.7M
Color Gamut NTSC 75%
Color Temperature 1000K
Brightness 500 cd/m2
Viewing Angle CR 20Њ -85~85(H) , --85~85(V)
Wide View Tech. MVA
Electrical Interface LVDS
Response Time(GTG) 8ms
Power Consumption 115W

Module Size (mm)

Module Weight (g) 7500(Typ.); 7800(Max.)
Backlight Unit CCFL, 16 tables
Surface Treatment Hard coating, Anti-glare ,

The LCD products listed on this document are not suitable for use of aerospace equipment, submarine
cables, and nuclear reactor control system and life support systems. If customers intend to use these
LCD products for above application or not listed in "Standard" as follows, please contact our sales
people in advance.

Standard : Computer, Office equipment, Communication equipment, Test and Measurement

equipment, Machine tool, Industrial robot, Audio and Visual equipment, Other consumer
products.

760.0±1(W) × 450.0±1 (H) × 45.0±1 (D)
(including inverter)

Surface-hardness : 3H

< Reflection Κ4 % >

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2. ABSOLUTE MAXIMUM RATINGS

The following are maximun values which, if exceeded, may cause faulty operation or damage to the
unit.

ITEM SYMBOL MIN. MAX. UNIT REMARK
Power Supply Voltage For LCD VCC -0.3 12.6 V
Input Voltage of Inverter VBL -0.3 27.0 V
Invert Dimming PDIM -0.3 3.5 Vdc
BL on/off ON/OFF -0.3 5.5 Vdc
ESD for Connector VESD -250 250 V
ESD for Module
Operation Temperature (Surrounding)
Storage Temperature

VESD

op

T

stg -20 60 к *1) *2) *3) *4)

T

[Note]
*1) The relative temperature and humidity range are as below sketch, 90%RHMax. (Ta 40 )Љк

*2) The maximum wet bulb temperature 39 (TaЉк Ї40 ) and without dewing.к

*3) If you use the product in a environment which over the definition of temperature and humidity

too long to effect the result of eye-atching.

*4) If you operate the product in normal temperature range, the center surface of panel should be

under 60 .к

HumidityΚ

Humidity 85%RH without condensation.Љ

Relative Humidity 90% (Ta 40 )ЉЉк

Wet Bulb Temperature 39 (Ta 40 )Љк Њк

-15 15 KV

0 50 к *1) *2) *3) *4)

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3. ELECTRICAL CHARACTERISTICS

(a). TFT-LCD Ta=25 к

ITEM SYMBOL MIN TYP MAX UNIT REMARK

LCD Power Supply Voltage VCC

Ripple Voltage Vrpd

Rush Current Irush

LCD Power

Supply Current

White
Black

ICC

RGB stripe

LCD Power Consumption Pc

High Input Voltage of LVDS V

Low Input Voltage of LVDS V

IN+

IN-

Input Common Voltage of LVDS VCM

Input Terminal Resist of LVDS R

T

[Note 1] The module should be always operated within above ranges.
[Note 2] Measure conditionsΚ

11.4 12.0 12.6

-- -- 100

-- -- 4

-- 350 900

-- 300 600

-- 320 700

-- 12 16

-- -- 100

100 -- --

-- 1.25 -

-- 100 --

V [Note 1]

mVp-p VCC=+12.0V

A [Note 2]

mA [Note 3]

W
mV
mV

V

[Note 4]

ohm

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˦˪

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˩˥˄

ˇˊ˾

˥˄

ˇˊ˾

˥˅

ˤ˄ʳʳ

˅˦˞˄ˇˊˈ

˅˦˞˄ˇˊ˃

˄˾

˖˅

˃ˁ˃˄˙

˙˨˦˘

˖ˆ

˄˙

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˃ˁ˄˩˶˶

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˃ˁˌ˩˶˶

˄

Vcc rising time is 1 ms

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[Note 3] The sppecified power supply current is under condition at VCC=12VΔTa=25±2кΔ
fv=60HzΔwhereas a power disspation check pattern is displayed.

a. White pattern b. Black pattern c. RGB Stripe pattern

[Note 4]LVDS signal definition

VID = VIN

VCM = Ϧ ΨVCM

VID = Ϧ ΨVID
VID+ = ΨVIH
VID- = ΨVIL
VCM = ( VIN
VCM+ = ( VIH

VCM- =( VIL

– VIN-Δ

+

–VCM-ΨΔ

+

–VID-ΨΔ

+

–VIH-ΨΔ

+

–VIL-ΨΔ

+

+VIN- ) / 2Δ

+

+VIH- ) / 2,

+

+VIL- ) / 2

+

VINЀΚPositive Polarity differential DATA
VINЁΚ

Negative Polarity differential DATA ϟ CLK input

CLK input

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(b).Power and signal sequenceΚ

VCCΚ12V

90%

10%

Power Supply

(VCCΚ12V)

Interface Signal

(LVDS Data with H,Vsync

˗˘ˡ˔ʼʳ

and DE)

90%

10%

T1 T4

T2 T3

T5

T6

BL on

Power Supply for

Backlight

Table 1. Power Sequence

Parameter

Min Typ Max

T1 1 --- 30 ms

T2 1 --- 50 ms

T3 0 --- 50 ms

T4 2000 ---

T5 110 ---

T6 100 ---

Value

ʳ

ʳ

ʳ

Unit

ms

ms

ms

NotesΚ1. Please avoid floating state of interface signal at invalid period.

2. When the interface signal is invalid , be sure to pull down the power supply for LCD to 0V.

3. Lamp power must be turned on after the interface signal of the LCD panel are valid.

VCC-dip stateΚ

1) When 9V VCCЉ І11.4 VΔtd 10 ms.Љ

2) VCC Ї 11.4VΔVCC-dip condition should also follow the VCC-turn-off condition.

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(c).

Ta = 25°C, VCC=12V ,Turn on for 30 minutes

ITEM

SYMBOL

MIN TYP MAX UNIT REMARK

Lamp Life Time LT 50000 -- -- hr *1)

Input Voltage VIN 22.8 24 26.4 V *2)

Input Current IIN -- 4.0 (5.0) A *3)

Analog Dimming Control

Voltage

PWM Frequency FDIM 100 -- 350 Hz

PWM Dimming Control

Voltage

In-Rush Current IBRS 0 -- 6.3 A

PWM Dimming control

Duty

ON/OFF

Control Voltage

Power Consumption

(Backlight )

˜˸˸

ADIM 0 1.6(NC) 3.3 V

PDIM 2.0 -- 3.3 V High *4)

PDIM 0 -- 0.8 V Low *4)

PDIM 20 -- 100 %

ON 2.5 3.3 3.6

OFF

ON/OFF

-0.3 0 0.5

V

BLW -- 110 (120) W *3)

ϡDefinition of the ( . ) : The value is variation

˟˖˗ʳˠˢ˗˨˟˘

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˔

[Note1] Definition of the lamp life timeΚ

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