0.2 2010/01/08 16 The input data format Update SEL68 input data format
1.0 2010/04/26 5 Typical power consumption: TBD Typical power consumption: 9.15W
Temperature Range
5
6
6
10
11
11
12
13
15
16
23
1.1 2010/06/18 10 Add wet bulb chart
Operating : -30 to +80
Storage (Non-Operating): -30 to +80
White Luminance condition: IF= 120mA
Color / Chromaticity
Coordinates : TBD
Absolute Ratings of Environment
Temperature : Max
LCD Input Current: TBD
LCD Power consumption: TBD
LCD Inrush Current: TBD
Allowable Logic/LCD Drive Ripple Voltage: TBD
Differential Input Common Mode Voltage: TBD
Parameter guideline for LCD: TBD Add Typ., Max.
TFT-LCD Interface Signal Description
CLK Data Clock frequency 40MHz CLK Data Clock frequency 65 MHz
Label and Packaging Add Shipping Label, Carton Package
o
C
80
o
C
White Luminance condition: I
o
C
Operating : -30 to +85
Storage (Non-Operating): -30 to +85
Absolute Ratings of Environment
Temperature : Max 85 oC
ounting help position
Temperature Range
Add Min., Typ., Max.
o
C
Add Typ., Max.
Add Max.
Add Typ.
Add Note 4, Note 5
= 110mA
F
o
C
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G121XN01 V0
1. Operating Precautions
1) Since front polarizer is easily damaged, please be cautious and not to scratch it.
2) Be sure to turn off power supply when inserting or disconnecting from input connector.
3) Wipe off water drop immediately. Long contact with water may cause discoloration or
spots.
4) When the panel surface is soiled, wipe it with absorbent cotton or soft cloth.
5) Since the panel is made of glass, it may be broken or cracked if dropped or bumped on
hard surface.
6) To avoid ESD (Electro Static Discharde) damage, be sure to ground yourself before handling
TFT-LCD Module.
7) Do not open nor modify the module assembly.
8) Do not press the reflector sheet at the back of the module to any direction.
9) In case if a module has to be put back into the packing container slot after it was taken
out from the container, do not press the center of the LED light bar edge. Instead, press
at the far ends of the LED light bar edge softly. Otherwise the TFT Module may be
damaged.
10) At the insertion or removal of the Signal Interface Connector, be sure not to rotate nor
tilt the Interface Connector of the TFT Module.
11) TFT-LCD Module is not allowed to be twisted & bent even force is added on module in a very
short time. Please design your display product well to avoid external force applying to module
by end-user directly.
12) Small amount of materials without flammability grade are used in the TFT-LCD module. The
TFT-LCD module should be supplied by power complied with requirements of Limited Power
Source (IEC60950 or UL1950), or be applied exemption.
13) Severe temperature condition may result in different luminance, response time and lamp
ignition voltage.
14) Continuous operating TFT-LCD display under low temperature environment may accelerate
lamp exhaustion and reduce luminance dramatically.
15) The data on this specification sheet is applicable when LCD module is placed in landscape
position.
16) Continuous displaying fixed pattern may induce image sticking. It’s recommended to use
screen saver or shuffle content periodically if fixed pattern is displayed on the screen.
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G121XN01 V0
2. General Description
This specification applies to the Color Active Matrix Liquid Crystal Display G121XN01 V0
composed of a TFT-LCD display, a driver and power supply circuit, and a LED backlight system.
The screen format is intended to support XGA (1024(H) x 768(V)) screen and 16.2M (RGB 8-bits)
or 262k colors (RGB 6-bits).
LED driving board for backlight unit is included in G121XN01 V0 and the LED unit is replaceable.
All input signals are LVDS interface and compatible with G121SN01 V3 and G121SN01 V4.
G121XN01 V0 designed with wide viewing angle; wide temperature and long life LED backlight is
well suited for industial applications.
G121XN01 V0 is a RoHS product.
2.1 Display Characteristics
Th
e following items are characteristics summary on the table under 25
Items Unit Specifications
Screen Diagonal [inch] 12.1
Active Area [mm] 245.76 (H) x 184.32 (V)
Pixels H x V 1024 x 768
Pixel Pitch [mm] 0.24 x 0.24
Pixel Arrangement R.G.B.W Rectangle
Display Mode TN, Normally White
Nominal Input Voltage VDD [Volt] 3.3 (typ.)
Typical Power Consumption [Watt]
Weight [Grams]495 (Max.)
Physical Size [mm] 279.0(H) x 209.0(V) x 9.0(D) (Max.)
Electrical Interface 1 channel LVDS
condition:
9.15(typ.)
All black pattern
Surface Treatment Anti-glare, Hardness 3H
Support Color 16.2M / 262K colors
Temperature Range
Operating
Storage (Non-Operating)
RoHS Compliance RoHS Compliance
o
[
C]
o
C]
[
-30 to +85
-30 to +85
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2.2 Optical Characteristics
Item Unit Conditions Min. Typ. Max. Remark
White Luminance [cd/m2]
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= 110mA/1 LED Line
I
F
(center point)
G121XN01 V0
375 500 - Note 1
Uniformity
Contrast Ratio
Response Time
Viewing Angle
Color / Chromaticity
Coordinates
(CIE 1931)
Color Gamut %
%
5 Points
500 700 - Note 4
[msec] Rising
[msec] Falling
[msec]
[degree]
[degree]
[degree]
[degree]
Raising + Falling
Horizontal (Right)
CR = 10 (Left)
Vertical (Upper)
CR = 10 (Lower)
Red x
Red y
Green x
Green y
Blue x
Blue y
White x
White y
75 - -Note 2, 3
-
- 10 20
25 35
Note 5
- 35 55
70
70
80
80
-
Note 6
70
70
80
80
-
-
0.592 0.6420.692
0.292 0.3420.392
0.276 0.3260.376
0.565 0.6150.665
0.098 0.1480.198
0.006 0.0560.106
0.260 0.3100.360
0
.280 0.3300.380
- 70 -
Note 1: Measurement method
Equipment Pattern Generator, Power Supply, Digital Voltmeter, Luminance meter (SR_3 or equivalent)
Aperture
Test Point Center
Environment < 1 lux
LCD Module
SR_3 or
equivalent
Measuring distance
Module Driving Equipment
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(CR)
g
g
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Note 2: Definition of 5 points position (Display active area: 245.76mm (H) x 184.32mm (V))
W
W/4W/4W/4W/4
H/4
12
H/4
G121XN01 V0
H
3
H/4
45
H/4
Note 3: The luminance uniformity of 5 points is defined by dividing the minimum luminance values by the
maximum test point luminance
Minimum Brightness of five points
Ӭ
Note 4: Definition of contrast ratio (CR):
Contrast ratio
Note 5: Definition of response time:
The output signals of photo detector are measured when the input signals are changed from “White” to
W9
=
Maximum Brightness of five points
htness on the “White” state
Bri
=
htness on the “Black” state
Bri
“Black” (falling time) and from “Black” to “White” (rising time), respectively. The response time interval is
between 10% and 90% of amplitudes. Please refer to the figure as below.
Optical
Optical
response
response
%
100
90
90
10
10
TfTr
WhiteBlackWhite
WhiteBlackWhite
0
0
Tr
Note 6: Definition of viewing angle
Viewing
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%
-
*
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0
.2/3&
180° vertical range (off-normal viewing angles). The 180° viewing angle range is broken down as below:
90° (θ) horizontal left and right, and 90° (Φ) vertical high (up) and low (down). The measurement direction is
typically perpendicular to the display surface with the screen rotated to its center to develop the desired
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*)#4*
!
5
%
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measurement viewing angle.
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G121XN01 V0
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3. Functional Block Diagram
The following diagram shows the functional block of the 12.1 inch color TFT/LCD module:
G121XN01 V0
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V
[
]
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4. Absolute Maximum Ratings
4.1 Absolute Ratings of TFT LCD Module
Item Symbol Min Max Unit
Logic/LCD Drive Voltage
in-0.3+3.6
4.2 Absolute Ratings of Environment
Item Symbol Min Max Unit
Operating TemperatureTOP -30 +85 [oC]
Operation Humidity HOP 5 90 [%RH]
Storage Temperature TST -30 +85 [oC]
Storage Humidity HST
Note: Maximum Wet-
89:;
7
6
8=9>?@
<7
A
and no condensation.
5 90
G121XN01 V0
Volt
[%RH]
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V
5. Electrical Characteristics
5.1 TFT LCD Module
5.1.1 Power Specification
Symbol
VDD
I
VDD
P
VDD
Parameter Min Typ Max UnitsRemark
Logic/LCD
Input Voltage
LCD Input Current
LCD Power
comsumption
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3.0 3.3 3.6 [Volt]
-
-
590 710[mA]
1.95
2.34 [Watt]
VDD=3.3V at 60 HZ, all Black Pattern
VDD=3.3V at 60 HZ, all Black Pattern
G121XN01 V0
I
rush LCD
VDD
rp
LCD Inrush Current
Allowable Logic/LCD
Drive Ripple Voltage
Note 1: Measurement condition:
(High to Low)
Control
Signal
SW1
SW MAG-SPST
12
+12.0V
C2
1uF/25V
R2
1K
+3.3V
- -
-
R1
47K
R2
1K
VR1
47K
3 [A]
G
D6
Q3
AO6402
[mV]
100
Q3
AO6402
D6
D5
D2S
D1
D2SD1D5
G
C3
0.01uF/25V
p-p
Note 1; VDD=3.3V
Black Pattern, Rising time=470us
VDD=3.3V at 60 HZ, all Black Pattern
F1
VCC
DD
(LCD Module Input)
C1
1uF/16V
90%
3.3V
10%
0V
470 us
VDD rising time
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5.1.2 Signal Electrical Characteristics
Input signals shall be low or Hi-Z state when VDD is off.
Symbol Item Min.Typ.Max.UnitRemark
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G121XN01 V0
VTH
VTL
Differential Input High Threshold - - 100
Differential Input Low Threshold 100 - -
ΨΨΨΨVIDΨΨΨΨInput Differential Voltage
VICM
Differential Input Common Mode Voltage
Note: LVDS Signal Waveform.
100 400 600
1.15 1.2 1.45
[mV]
[mV]
[mV]
[V]
VCM=1.2V
VCM=1.2V
VTH/VTL=+-100mV
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5.2 Backlight Unit
5.2.1 Parameter guideline for LCD
Following characteristics are measured under a stable condition using a
SymbolParameterMin.Typ.Max.UnitRemark
CDEFGEFH
B
G121XN01 V0
IJ
G
K
. (Room Temperature):
VCC Input Voltage 10.8 12 12.6
I
I
VCC
P
VCC
rush LED
F
PWM
Input Current - 0.6 -
Power Consumption - 7.2 10
Inrush Current
- -
Dimming Frequency 200 - 20K
Swing Voltage 3 3.3 5.5
Dimming duty cycle 5 - 100
IF LED Forward Current- 110 - [mA] Ta = 25oC
VF LED Forward Voltage
P
LED Power Consumption- (3.06) 3.96 [Watt]IF = 110mA, Ta = 25oC
LED
Operation Life
-
-
-
50,000 - - Hrs IF=110mA, Ta= 25oC
(30.33)
(27.81)
(26.1)
[Volt]
[A]
[Watt]
1.5 [A]
100% PWM Duty
Ta= 2 5
100% PWM Duty
Ta= 2 5
at rising time=470us
Ta= 2 5
[Hz]
[Volt]
%
36
[Volt] IF = 110mA, Ta = -30oC
[Volt] IF = 110mA, Ta = 25oC
[Volt] I
o
C
o
C
o
C
= 110mA, Ta = 85oC
F
Note 1: Ta means ambient temperature of TFT-LCD module.
Note 2: VCC, I
Note 3:I
, VF are defined for one channel LED. There are two LED channel in back light unit.
F
VCC
, I
rush LED
, P
are defined for LED backlight.(100% duty of PWM dimming)
VCC
Note 4: If G121XN01 V0 module is driven by high current or at high ambient temperature & humidity condition. The
operating life will be reduced.
Note 5: Operating life means brightness goes down to 50% initial brightness. Minimum operating life time is estimated
data.
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6. Signal Characteristics
6.1 Pixel Format Image
Following figure shows the relationship between input signal and LCD pixel format.
G121XN01 V0
st
1
Pixel
st
1
RGBRGB
2nd
Pixel
1023th
Pixel
RGBRGB
1024
Pixel
Line
768
th
RGBRGB
RGBRGB
Lin
th
6.2 Scanning Direction
The following figures show the image seen from the front view. The arrow indicates the direction of scan.
Fig. 1 Normal scan (Pin19, RSV = Low or NC) Fig. 2 Reverse scan (Pin19, RSV = High or VDD)
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G121XN01 V0
6.3 TFT-LCD Interface Signal Description
The module using a LVDS receiver embaded in AUO’s ASIC. LVDS is a differential signal technology for LCD
interface and a high-speed data transfer device.
19 RSV Reverse Scan Function [H: Enable; L/NC: Disable]
*Note4
20 NC/GNDReserved for AUO internal test. Please treat it as NC.
Note 1: Input Signals shall be in low status when VDD is off.
Note 2: High stands for “3.3V”, Low stands for “0V”, NC stands for “No Connection”.
Note 3: RSV stands for “Reserved”.
Note 4:
Note 5: If 6 bits mode, please keep the Pin 17 & Pin 18 NC or make sure that the Voltage of Pin 17 is always higher
Input signals shall be in low status when VDD is off.
than the Voltage of Pin 18.
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6.4 The Input Data Format
6.4.1 SEL68
SEL68 =“Low” or “NC” for 6 bits LVDS Input
SEL68 = “High” for 8 bits LVDS Input
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G121XN01 V0
Note1: Please follow PSWG.
Note2:R/G/B data 7:MSB, R/G/B data 0:LSB
Red Data 5 (MSB)
Red Data 4
Red Data 3
Red Data 2
Red Data 1
Red Data 0 (LSB)
Red-pixel Data
Green Data 5 (MSB)
Green Data 4
Green Data 3
Green Data 2
Green Data 1
Green Data 0 (LSB)
Green-pixel Data
Blue Data 5 (MSB)
Blue Data 4
Blue Data 3
Blue Data 2
Blue Data 1
Blue Data 0 (LSB)
Blue-pixel Data
Red-pixel Data
Each red pixel’s brightness data consists of these
6 bits pixel data.
Green-pixel Data
Each green pixel’s brightness data consists of these
6 bits pixel data.
Blue-pixel Data
Each blue pixel’s brightness data consists of these
6 bits pixel data.
CLK Data Clock The typical frequency is 65MHz. The signal is
used to strobe the pixel data and DE signals.
All pixel data shall be valid at the falling edge when
the DE signal is high.
DE Display Timing This signal is strobed at the falling edge of CLK.
When the signal is high, the pixel data shall be valid
to be displayed.
Note: Output signals from any system shall be low or Hi-Z state when VDD is off.
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6.5 TFT-LCD Interface Timing
6.5.1 Timing Characteristics
Signal Symbol Min. Typ. Max. Unit
Clock Frequency 1/ T
Period T
Vertical
Active T
Section
BlankingT
Period T
Horizontal
Section
Active T
Blanking
Note 1: Frame rate is 60 Hz.
Note 2: DE mode.
Clock
V
VD
VB
H
HD
T
HB
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G121XN01 V0
50 65 80
776 806 1023
- 768 -
8 38 255
1054 1344 2047
- 1024 -
40 320 1023
MHz
T
Line
T
Clock
6.5.2 Input Timing Diagram
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G121XN01 V0
6.6 Power ON/OFF Sequence
VDD power and lamp on/off sequence is as below. Interface signals are also shown in the chart. Signals from
any system shall be Hi-Z state or low level when VDD is off.
Power ON/OFF sequence timing
Parameter
Min. Typ. Max.
T1 0.5 - 10 [ms]
T2 30 40 50 [ms]
T3 200 - - [ms]
T4 10 - - [ms]
T5 10 - - [ms]
T6 0 - - [ms]
T7 10 - - [ms]
T8 100 - - [ms]
T9 0 16 50 [ms]
T10 - - 10 [ms]
T11 1000 - - [ms]
Value
Units
The above on/off sequence should be applied to avoid abnormal function in the display. Please make sure to turn
off the power when you plug the cable into the input connector or pull the cable out of the connector.
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7. Connector & Pin Assignment
Physical interface is described as for the connector on module. These connectors are capable of
accommodating the following signals and will be following components.