Approved By Product Director
Name: Richard Lung
Signature:
Date
Reviewed By PM Manager
Name: Aaron Tu
Signature:
Date
Reviewed By Project Leader
Name: Joe Kuo
Signature:
Date
Reviewed By PM
Name: Fiona Chee
Signature:
Date
MODEL: ST3151A04-3
Ver. 2.2
Date: 25.Feb.2013
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ST3151A04-3 Product Specification
Contents
1. General Description ....................................................................................................................................... 4
1.1 Product Features .................................................................................................................................. 4
1.3 General Information ............................................................................................................................. 4
2.Absolute Maximum Ratings ........................................................................................................................... 5
- LVDS (Low Voltage Differential Signaling) Interface
1.2 Overview
ST3151A04-3 is a diagonal 31.5” color active matrix LCD open cell with 1ch-LVDS interface. This Open cell is a
transmissive type display operating in the normally black mode. It supports 1366 x 768 HD resolution and can display up to
16.7M colors (8-bit). Each pixel is divided into Red, Green and Blue sub-pixels which are arranged in vertical stripe. There is
no backlight built-in.
This open cell dedicates for LCD TV products and provides excellent performance which includes high transparency,
ultra wide viewing angle and high color depth. CSOT open cell comply with RoHS for identification.
1.3 General Information
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ST3151A04-3 Product Specification
Item
Symbol
Value
Unit
Min.
Max.
Power Supply Voltage
VCC
- 0.3
13.5
V
Input Signal Voltage
VIN
- 0.3
3.6
V
80
60
-20
40
0
20
-40
100
90
80
40
60
20
10
Relative Humidity (%RH)
Temperature (ºC)
Operating Range
Storage Range
39 ºC , 90%
2.Absolute Maximum Ratings
2.1 Absolute Maximum Ratings (TA = 25 ± 2 °C)
The followings are maximum values which, if exceeded, may cause damage to the unit.
2.2 Environment Requirement (Based on CSOT Module MT3151A04-1)
(1) Temperature and relative humidity range are shown as below.
(a) 90%RH maximum (TA < 39 ºC).
(b) Wet-bulb temperature should be 39 ºC maximum (TA > 39 ºC).
(c) No condensation.
(2) The storage temperature is between - 20 ºC to 60 ºC, and the operating ambient temperature is between 0 ºC to 50 ºC.
The maximum operating temperature is based on the test condition that the surface temperature of display area is less than
or equal to 65 ºC with LCD module in a temperature controlled chamber alone. Thermal management should be considered
in final product design to prevent the surface temperature of display area from being over 65 ºC. The range of operating
temperature may degrade in case of improper thermal management in the end product design.
(3) The rating of environment is based on LCD module. Leave LCD cell alone, this environment condition can’t be guaranteed.
Except LCD cell, the customer has to consider the ability of other parts of LCD module and LCD module process.
2.3 Absolute ratings of Environment (Open Cell)
When storing open cell as spares for a long time, please follow the precaution instructions:
(1) Do not store the module in high temperature and high humidity for a long time. It is highly recommended to store the
module with temperature from 20 ºC to 30 ºC in normal humidity (50±10%RH) with shipping package.
(2) The open cell should be keep within one month shelf life
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3. Electrical Specification
Parameter
Symbol
Value
Unit
Note
Min.
Typ.
Max.
Power Supply Voltage
VCC
10.8
12.0
13.2
V
(1)
Rush Current
I
RUSH
- - 3 A
(2)
Power Supply
Current
White Pattern
ICC
-
0.30
0.45
A
(3)
Horizontal Stripe
ICC
-
0.28
0.36
A
Black Pattern
ICC
-
0.18
0.23
A
B
B
B
B
R
G
R
R
R
G
G
G
B
R
R
R
R
G
G
G
G
B
B
B
GND
VCC
VCC x 0.1
VCC x 0.9
470 μs
3.1 Open cell Power Consumption (TA = 25 ± 2 °C)
Note:
(1) The ripple voltage should be controlled less than 10% of VCC.
(2) Measurement condition: VCC rising time = 470 μs.
ST3151A04-3 Product Specification
Fig. 3.1 VCC rising time condition
(3) Measurement condition: VCC = 12 V, Ta = 25 ± 2 ºC, F = 60 Hz. The test patterns are shown as below.
A. White Pattern B. Horizontal Pattern
C. Black Pattern
Fig. 3.2 Test patterns
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3.2 LVDS Characteristics
Parameter
Symbol
Value
Unit
Note
Min.
Typ.
Max.
LVDS Interface
Differential Input High
Threshold Voltage
VTH
+ 100 - -
mV
(1)
Differential Input Low
Threshold Voltage
VTL - -
- 100
mV
Common Input Voltage
VCM
1.0
1.2
1.4
V
Differential Input Voltage
|VID|
200 - 600
mV
Terminating Resistor
RT - 100
-
ohm
CMOS Interface
Input High Threshold Voltage
VIH
2.7 - 3.3 V
Input Low Threshold Voltage
VIL
0.0 - 0.6 V
VTH
VTL
|VID|
VCM
GND
GND
Note:
ST3151A04-3 Product Specification
(1) The LVDS input signal has been defined as follows:
Fig. 3.3 LVDS input signal
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CN1: 300B30-0000RA-M4 (STARCONN) or equivalent (see Note (1))
ST3151A04-3 Product Specification
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ST3151A04-3 Product Specification
# 1
# 30
# 1
# 30
CN1
CN1
Connector
Timing Controller
LVCK1P
LV1N3
LV1P1
LV1N2
LV1N0
LV1P0
LV1N1
LV1P2
LVCK1N
LV1P3
100Ω
100Ω
100Ω
100Ω
100Ω
Note:
(1) The direction of pin assignment is shown as below:
Fig. 4.1 LVDS direction sketch map
(2) High: connect to +3.3 V → JEIDA format; Low: connect to GND or Open → VESA format.
Fig. 4.2 LVDS SEL PCBA set
(3) For VCOM(Flicker) regulation and control ,please let it open if it do not used.
Fig. 4.3 WP/SDA/SCL PCBA set
4.2 Block Diagram of Interface
Attention:
(1) This Open cell uses a 100 ohms (Ω) resistor between positive and negative lines of each receiver input.
(2) LVDS cable impedance shall be 50 ohms per signal line or about 100 ohms per twist-pair line respectively.
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4.3 LVDS Interface
+ - + - + - + - +
- + - + - + - +
-
- + - + - + - + -
+ - + - + - + - +
- + - + - + - + -
+ - + - + - + - + + - + - + - + -
+
- + - + - + - + -
+ - + - + - + - +
- + - + - + - + - - + - + - + - + -
+ - + - + - + - +
- + - + - + - + -
+ - + - + - + - +
B3 B2 G7 G6 G5 G4 G3
RSVD B1 B0 G1 G0 R1 R0
DE VS HS B7 B6 B5 B4
G2 R7 R6 R5 R4 R3 R2
B1 B0 G5 G4 G3 G2 G1
RSVD B7 B6 G7 G6 R7 R6
DE VS HS B5 B4 B3 B2
G0 R5 R4 R3 R2 R1 R0
LVCK1 N/ LVCK1 P
LV1N0/ LV1P0
LV1N1/ LV1P1
LV1N2/ LV1P2
LV1N3/ LV1P3
LVCK1 N/ LVCK1 P
LV1N0/ LV1P0
LV1N1/ LV1P1
LV1N2/ LV1P2
LV1N3/ LV1P3
4.3.1 VESA Format (SELLVDS = L or Open)
4.3.2 JEIDA Format (SELLVDS = H)
ST3151A04-3 Product Specification
4.4 Pattern FOR Vcom Adjustment
2 line-inversion pattern ( 2n+1)
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Frame N Frame N+1
Page 11
5. Interface Timing
Signal
Item
Symbol
Min.
Typ.
Max.
Unit
Note
LVDS Clock
Frequency
F
clkin
(= 1 / T
clk
)
50.0
75.4
85.0
MHz
(1)
Input cycle to cycle jitter
T
rcl
-
-
200
ps
(2)
Spread spectrum
modulation range
F
clkin_mod
F
clkin
-2%
-
F
clkin
+2%
MHz
(3)
Spread spectrum
modulation frequency
F
SSM
200
KHz
LVDS Receiver Data
Receiver Skew Margin
T
RSM
-400 - 400
ps
(4)
Vertical Term
Frame Rate
F
47
60
63
Hz
Vertical Frequency
Fv
47.0
48.4
60.9
KHz
Total
Tv
784
806
1015
Th
Tv = Tvd + Tvb(5)
Display
Tvd
768
Blank
Tvb
16
38
247
Th
Horizontal Term
Total
Th
1460
1560
2000
T
clk
Th = Thd + Thb(5)
Display
Thd
1366
Blank
Thb
94
194
634
T
clk
5.1 Timing Table (DE Only Mode)
ST3151A04-3 Product Specification
Attention:
(1) Please make sure the range of pixel clock follows the following equations:
Fclkin(max)≥Fmax×Tv×Th
Fmin×Tv×Th≥Fclkin(min)
(2) The input clock cycle-to-cycle jitter is defined as the following figure. Trcl = |T1– T|
Fig. 5.1 The input clock cycle-to-cycle jitter
(3) The SSCG (Spread Spectrum Clock Generator) is defined as the following figure.
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ST3151A04-3 Product Specification
Tvd
Tvb
Tv
Th
DE
Thb
Valid Display Data
T
clk
DCLK
Thd
DE
DATA
Fig. 5.2 Spread Spectrum Clock Generator
(4) The LVDS timing diagram and setup/hold time is defined and showed as the following figure.
Fig. 5.3 The LVDS timing diagram and setup/hold time
(5) The TFT LCD Open cell is operated in DE only mode, H sync and V sync input signal have no effect on normal
operation.
Fig. 5.4 Interface signal timing diagram
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ST3151A04-3 Product Specification
Fig. 5.2 Power On/Off
LVDS & Option Signal
Backlight(Recommended)
Parameter
Values
Unit
Min.
Typ.
Max.
T1
0.5 - 10
ms
T2 0 -
50
ms
T3 0 -
50
ms
T4
1000 - -
ms
T5
500 - -
ms
T6
100 - -
ms
50%
T6
0.1 VCC
Power Off
50%
T5
T4
0 V
0 V
T3
T1
0.1 VCC
T2
Valid Data
Power On
5.2 Power On/Off Sequence
To prevent a latch-up or DC operation of the Open cell, the power on/off sequence should be as the diagram below.
Attention:
(1) The supply voltage of the external system for the open cell input should follow the definition of VCC.
(2) When the customer’s backlight turns on before the LCD operation or the LCD turns off before the backlight turns off, the
display may momentarily become abnormal screen.
(3) In case that VCC is in off level, please keep the level of input signals on the low or high impedance. If T2 < 0, that may
cause electrical overstress.
(4) T4 should be measured after the module has been fully discharged between power off and on period.
(5) Interface signal shall not be kept at high impedance when the power is on.
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6. Optical Characteristics
Item
Symbol
Value
Unit
Ambient Temperature
TA
25 2
ºC
Ambient Humidity
HA
50 10
% RH
Supply Voltage
VCC
12
V
Driving Signal
Refer to the typical value in Chapter3:Electrical Specification
Vertical Refresh Rate
FR
60
Hz
r
S = πr²
For Square
Z
Z
≥ 500pixels
N means the actual number of the pixels in the area S.
N =
S
A
6.1 Measurement Conditions
The table below is the test condition of optical measurement.
To avoid abrupt temperature change during optical measurement, it’s suggested to warm up the LCD module more than 45
minutes after lighting the backlight and in the windless environment.
To measure the LCD cell, it is suggested to set up the standard measurement systemas Fig. 6.1.The measuring area S
ST3151A04-3 Product Specification
should contain at least500pixels of the LCD cell as illustrated in Fig.6.2 (A means the area allocated to one pixel). In this
model, for example,the minimum measuring distance Z is370 mm when is 2 degree. Hence, 500 mm is the typical
measuring distance.This measuring condition is referred to 301-2H of VESA FPDM 2.0 about viewing distance, angle, and
angular field of view definition.
Fig. 6.1 The standard set-up system of measurement
Fig. 6.2 The area S contains at least 500 pixels to be measured
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ST3151A04-3 Product Specification
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Note
Static Contrast Ratio
CR
H
= 0, V = 0
Normal direction at
center point with
CSOT’s module:
MT3151A04-1
3000
4000- -
(1) (2)
Response Time
TL - 6.5
12
ms
(3)
Center Transmittance
T% - 6.75 %
(2)(4)
Color
Chromaticity
(CIE1931)
Red
RX
Typ.
- 0.03
0.638
Typ.
+ 0.03
-
(2) (5)
RY
0.335
-
Green
GX
0.323 - GY
0.621
-
Blue
BX
0.156 - BY
0.054
-
White
WX
0.280
-
WY
0.290
-
Color Gamut
CG
68
72
-
% NTSC
Viewing Angle
Horizontal
H+
CR 10
-
89
-
Deg.
(6)
H-
-
89
-
Vertical
V+
-
89
-
V-
-
89
-
CR-W
CR-D
6.2 Optical Specifications
The table below of optical characteristics is measured by MINOLTA CS2000, MINOLTA CA310, ELDIM OPTI
Scope-SA and ELDIM EZ Contrast in dark room.
Note:
(1) Definition of static contrast ratio(CR):
It’s necessary to switch off all the dynamic and dimming function when measuring the static contrast ratio.
Static Contrast Ratio (CR) =
CR-W is the luminance measured by LMD(light-measuring device)at the center point of the LCD module with
full-screen displaying white. The standard setup of measurement is illustrated in Fig. 6.3;CR-D is the luminance measured
by LMD at the center point of the LCD module with full-screen displaying black. The LMD in this item is CS2000.
(2) The LMD in the item could be a spectroradiometer such as (KONICA MINOLTA) CS2000, CS1000(TOPCON), SR-UL2
or the same level spectroradiometer. Other display color analyzer (KONICA MINOLTA) CA210, CA310 or (TOPCON)
BM-7 could be involved after being calibrated with a spectroradiometer on each stage of a product.
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ST3151A04-3 Product Specification
Measured
Transition Time
Luminance Ratio of Previous Frame
0%
25%
50%
75%
100%
Luminance
Ratio of
Current Frame
0%
t
25% to 0%
t
50% to 0%
t
75% to 0%
t
100% to 0%
25%
t
0% to 25%
t
50% to 25%
t
75% to 25%
t
100% to 25%
50%
t
0% to 50%
t
25% to 50%
t
75% to 50%
t
100% to 50%
75%
t
0% to 75%
t
25% to 75%
t
50% to 75%
t
100% to 75%
100%
t
0% to 100%
t
25% to 100%
t
50% to 100%
t
75% to 100%
100%
90%
10%
0%
Time
Luminance
t
Xto Y
Y: 0%, 25% 50%, 75%, 100%
X: 0%, 25% 50%, 75%, 100%
Brighter state
Darker state
Y: 0%, 25%, 50%, 75%, 100%
t
X to Y
100%
Brighter State
10%
0%
Time
Luminance
X: 0%, 25%, 50%, 75%, 100%
Darker State
Black & White
LCD Module
LMD
90%
Fig. 6.3 The standard setup of CR measurement
(3) Response time TL is defined as theaverage transition time in the response time matrix. The table below istheresponse
time matrixinwhich each element t
luminance ratios among 0%, 25%, 50%, 75%, and 100% luminance.The transition time t
is the transition time from luminance ratio X to Y. X and Yare two different
X to Y
is defined as the time taken
X to Y
from10%to90%of the luminance difference between X and Y(X < Y)as illustrated in Fig.6.4.When X > Y, the
definition of t
is the time taken from 90%to 10%of the luminance difference between X and Y. The response time is
X to Y
optimized on refresh rate Fr = 60Hz.
t
means thetransition time from luminance ratio X to Y.
X to Y
All the transition time is measured at the center point of the LCD module by ELDIM OPTI Scope-SA.
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Fig. 6.4 The definition of t
X to Y
Page 17
ST3151A04-3 Product Specification
Colors
LCD Module
LMD
H+
H-
V-
V+
Z
Y
X
Luminance of Backlight
Luminance of LCD module
(4) Definition of center Transmittance (T%):
Thetransmittance is measured with full white pattern (Gray 255)
Static Contrast Ratio (CR) =
(5) Definition of color chromaticity:
Each chromaticity coordinates (x,y) are measured in CIE1931color space when full-screen displaying primarycolor R,G,
B and white.The color gamut is defined as the fraction in percent of the area of the triangle bounded by R,G,B
coordinates and the area is defined by NTSC1953color standard in the CIE color space.Chromaticity coordinates are
measured by CS2000 and the standard setup of measurement is shown in Fig. 6.5.
Fig. 6.5 The standard setup of color chromaticity measurement
(6) Definition of viewing angle coordinate system (H, V):
The contrast ratio is measured at the center point of the LCD module. The viewing angles are defined at the angle that the
contrast ratio is larger than10at four directions relative to the perpendicular direction of the LCD module(two vertical
angles: upV+ and down V-;and two horizontal angles: right H+ and left H-) as illustrated in Fig. 6.6. The contrast ratio
is measured by ELDIM EZ Contrast.
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Fig. 6.6 Viewing angle coordination system
Page 18
7. Mechanical Characteristics
7.1 Mechanical Specification
ST3151A04-3 Product Specification
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7.2 Packing
Item
Specification
Quantity
Dimension (mm)
Weight (kg)
Packing Box
24 pcs / box
945.00(L) x 634.00(W) x269.00 (H)
Net Weight: 20.88 (Max.)
Gross Weight: 34 (Max.)
Pallet
1
1290.00 (L) x 970.00 (W) x 150.00 (H)
Net Weight:21.5
Stack Layer
4
Boxes per Pallet
8 boxes / pallet
Pallet after Packing
192 pcs / pallet
1290.00 (L) x 970.00 (W) x 1229.00 (H)
Gross Weight:294.5
Corner Cushion(4pcs)
Board_W(2pcs)
Board_L(2pcs) Box Tape(“+”) Top Board
Stack the top layer empty tray
PE Bag
Bottom Cushion
EPE Spacer
(6PCS)
Stack 7 Layers tray
Stack 6 layers tray.
Box Tape
LCD Panel
(4PCS)
4pcs LCD Panel/Tray
6pcs EPE Spacer/Tray
Carton Label(2pcs)
PE Sheet
Pallet(Wood:1290*970*150mm)
PP Belt
Corner Protector (2)
Corner Protector (1)
PE Film (2 Layers)
Pallet Label(2PCS)
Corner Protector (2)
Tray
Carton
7.2.1 Packing Specifications
7.2.2 Packing Method
ST3151A04-3 Product Specification
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Model Name: ST3151A04-3
Ver.X.X: Version, for example: 0.1, 0.2, … , 1.1, 1.2, …, 2.1, 2.2, …
WC (Week Code): XX XX
ST3151A04-3 Product Specification
8.2 Carton Label
For RoHS compliant products, CSOT will add RoHS for identification.
Serial Number: XXXXXXXX XX XXXXX XXXXX
Manufactured Date:
Year: 2010 = 10, 2011 = 11…2020 = 20, 2021 = 21…
Month: 1~9, A~C, for Jan. ~ Dec.
Date: 01~31, for 1st to 31st
Model Version Code: Version of product, for example: 01, 02, 11, 12…
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8.3 Pallet Label
CSOT Internal Use
Model Version Code
Year, Month
CSOT Internal Use
Serial Number: XXXXXXXX XX XXX XXXXX
ST3151A04-3 Product Specification
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ST3151A04-3 Product Specification
9. Precautions
9.1 Assembly and Handling Precautions
(1) Do not apply rough force such as bending or twisting to the open cell during assembly.
(2) It is recommended to assemble or install a open cell into the user’s system in clean working areas. The dust and
oil may cause electrical short or damage the polarizer.
(3) Do not apply pressure or impulse to the open cell to prevent the damage to the open cell.
(4) Always follow the correct power-on sequence. This can prevent the damage and latch-up to the LSI chips.
(5) Do not plug in or pull out the interface connector while the open cell is in operation.
(6) Use soft dry cloth without chemicals for cleaning because the surface of polarizer is very soft and easily be
scratched.
(7) Moisture can easily penetrate into the open cell and may cause the damage during operation.
(8) High temperature or humidity may deteriorate the performance of the open cell. Please store open cell in the
specified storage conditions.
(9) When ambient temperature is lower than 10 ºC, the display quality might be deteriorated. For example, the
response time will become slow.
9.2 Safety Precautions
(1) If the liquid crystal material leaks from the panel, it should be kept away from the eyes or mouth. In case of
contact with hands, skin or clothes, it has to be washed away thoroughly with soap.
(2) After the open cell end of life, it is not harmful in case of normal operation and storage.
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