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A025DN01 V0 Product Spec
Version
Page
1.4
1/61
Doc. version: 1.4
Total pages: 61
Date:
2007/08/09
Product Specification
2.5ϛ COLOR TFT-LCD MODULE
MODEL NAME: A025DN0 1 V0
<ʳ Ϭʳ > Preliminary Specification
< > Final Specification
Note: The content of this
specification is subject to
change without prior notice.
© 2007 AU Optronics
All Rights Reserved,
Do Not Copy.
ALL RIGHTS STRICTLY RESERVED. ANY PORTION OF THIS PRPER SHALL NOT BE REPRODUCED, COPIED, OR
TRANSFORMED TO ANY OTHER FORMS W ITHOUT PERMISSION FROM AU OPTRONICS CORP.

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A025DN01 V0 Product Spec
Version
Page
1.4
2/61
Record of Revision
Version Revise Date
Page
Content
0.0 2006/01/15
First draft
9,46 Reliability Item(Operation and StorageTemperature)
0.1 2007/01/29
11 Modify LED driving current (from 20mA to 25mA)
44 Modify Brightness spec(typical value from 350 to 300nits)
49 Modify internal LED driver circuit
0.2 2007/02/01
5 Panel surface treatment
9 Modify absolute maximum ratings Symbol
0.3 2007/02/06
13~25 Modify input timing format mark
10 Modify electrical characteristics table
11 Backlight driving conditions
0.4 2007/02/15 29,42,43 Modify register default setting: R85 and R90.
45 Modify Color Filter Arrangement
0.5 2007/03/15 10 Revise VDDIO voltage from 3.3v to 2.5v
10 Update Electrical characteristics
0.6 2007/05/29 50,51 Modify application circuit
45 Note.8 suggested current is 20mA (typ.300nits,min.250nits)
0.7 2007/05/31 48 Change barcode position
0.8 2007/06/14
11
Modify the LED current to 20mA, 20mA is enough to meet
typical brightness.
0.9 2007/06/21
49
Modify the ineranl LED driving circuit to meet 20mA, 20mA is
enough to meet typical brightness.(change R3 value to 30ohm)
1.0 2007/06/25 48 Change the color of line ink from ψwhiteωtoψblackω.
1.1 2007/07/17 48 Change the barcode lable position
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TRANSFORMED TO ANY OTHER FORMS W ITHOUT PERMISSION FROM AU OPTRONICS CORP.

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A025DN01 V0 Product Spec
Version
Page
1.4
3/61
1.2 2007/07/25 10 Add VGL and VGL range for reference
24 Update YUV 720 and YUV 640 timing table
1.3 2007/0730
33 Modify Register description R4
54~60 Add LCD serial command setting during power on
1.4 2007/8/9 52~54 Update power on/off sequence
7 Pin 18, operation range revised to 2.5~3.6v
1.5 2007/08/09 11 Update VCDC voltage range.
50~51 Modify application circuit
ALL RIGHTS STRICTLY RESERVED. ANY PORTION OF THIS PRPER SHALL NOT BE REPRODUCED, COPIED, OR
TRANSFORMED TO ANY OTHER FORMS W ITHOUT PERMISSION FROM AU OPTRONICS CORP.

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A025DN01 V0 Product Spec
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1.4
4/61
Contents
A. Physical specifications ..................................................................................................... 6
B. Electrical specifications .................................................................................................... 7
1. Pin assignment ........................................................................................................................................7
2. Absolute maximum ratings .....................................................................................................................10
3. Electrical characteristics......................................................................................................................... 11
3.1 Recommended operating conditions (GND=AGND=0V)................................................................ 11
3.2 Electrical characteristics (GND=AGND=0V) .................................................................................. 11
3.3 Recommended Capacitance Values of External Capacitor.............................................................12
3.4 Backlight driving conditions ...........................................................................................................12
4. Input timing AC characteristic.................................................................................................................13
5. Input timing format .................................................................................................................................14
5.1 UPS051 timing conditions (Refer to Fig.1 Fig.2 Fig.3) ...................................................................14
5.2 UPS052 timing..............................................................................................................................17
5.2.1 UPS052 (320 mode/NTSC/24.535MHz) timing specifications. (refer to Fig.4 Fig.5)........17
5.2.2 UPS052 (320 mode/PAL/24.375MHz) timing specifications (refer to Fig.4 Fig.5)............17
5.2.3 UPS052 (360 mode/NTSC/27MHz) timing specifications (refer to Fig.4 Fig.5)................18
5.2.4 UPS052 (360 mode/PAL/27MHz) timing specifications (refer to Fig.4 Fig.5) ..................18
5.3 CCIR656 Timing ...........................................................................................................................21
5.3.1 CCIR656 decoding ............................................................................................................21
5.3.2 CCIR656 NTSC ..................................................................................................................22
5.3.3 CCIR656 PAL .....................................................................................................................22
5.4 YUV 720 and YUV 640 timing .......................................................................................................23
5.4.1 YUV 720 mode/NTSC timing specifications (refer to Fig.7 Fig.9)....................................23
5.4.2 YUV 720 mode/PAL timing specifications (refer to Fig.7 Fig.9).......................................23
5.4.3 YUV 640 mode/NTSC timing specifications (refer to Fig.8 Fig.9)....................................24
5.4.4 YUV 640 mode/PAL timing specifications (refer to Fig.8 Fig.9).......................................24
5.5 CCIR656/YUV 720/YUV 640 to RGB conversion...........................................................................27
6. Serial control interface AC characteristic ................................................................................................28
6.1 Timing chart ..................................................................................................................................28
6.2 The configuration of serial data at SDA terminal is at below...........................................................29
6.3 Register table................................................................................................................................30
6.4 Register description ......................................................................................................................31
C. Optical specification (Note 1,Note 2, Note 3 )................................................................ 45
D. Reliability test items ........................................................................................................ 47
E. Packing form .................................................................................................................... 48
F. Outline dimension ............................................................................................................ 49
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TRANSFORMED TO ANY OTHER FORMS W ITHOUT PERMISSION FROM AU OPTRONICS CORP.

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A025DN01 V0 Product Spec
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Page
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G. Application note ................................................................................ ᙑ ᎄ ! ࡸ آ ࡳ ᆠ ஼ ᧘ Ζ
1. Application circuit .................................................................................................... ᙑᎄ! ࡸ آ ࡳ ᆠ ஼ ᧘ Ζ
1.1 With internal LED driver circuit ....................................................................... ᙑᎄ! ࡸ آ ࡳ ᆠ ஼ ᧘ Ζ
1.2 With external LED driver circuit ...................................................................... ᙑᎄ! ࡸ آ ࡳ ᆠ ஼ ᧘ Ζ
2. Power on/off sequence ..........................................................................................................................52
2.1 Power on (Standby Disabling) .......................................................................................................52
3.2 Power off (Standby Enabling) ........................................................................................................53
3. Recommended power on/off serial command settings............................................................................54
3.1 UPS051 ........................................................................................................................................55
3.2 UPS052 320 mode........................................................................................................................56
3.3 UPS052 360 mode........................................................................................................................57
3.4 CCIR656.......................................................................................................................................58
3.5 YUV 720 .......................................................................................................................................59
3.6 YUV 640 .......................................................................................................................................60
4. Power generation circuit.........................................................................................................................61
ALL RIGHTS STRICTLY RESERVED. ANY PORTION OF THIS PRPER SHALL NOT BE REPRODUCED, COPIED, OR
TRANSFORMED TO ANY OTHER FORMS W ITHOUT PERMISSION FROM AU OPTRONICS CORP.