LT121SS-105-W1.pdf

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SS105-G
Approval
TO
:
DATE
: April. 21, 1999
SAMSUNG TFT-LCD
MODEL NO. : LT121SS-105
NOTE :
The information described in this SPEC is preliminary and can be changed without prior notice.
APPROVED BY :
PREPARED BY : Application Engineering Group
SAMSUNG ELECTRONICS CO., LTD.
Doc.No .
LT121SS-105
Rev.No 04- 007 -G - 990421
Page
1
/ 23
SAMSUNG TFT-LCD
MODEL NO. : LT121SS-105
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Approval
CONTENTS
Revision History
- - - - - - - - - - - - - - - - - - - ( 3 )
General Description
- - - - - - - - - - - - - - - - - - - ( 4 )
1. Absolute Maximum Ratings
1.1 Environmental Conditions
1.2 Electrical Absolute Ratings
- - - - - - - - - - - - - - - - - - - ( 5 )
2. Optical Characteristics
- - - - - - - - - - - - - - - - - - - ( 7 )
3. Electrical Characteristics
3.1 TFT LCD Module
3.2 Backlight Unit
- - - - - - - - - - - - - - - - - - - ( 11 )
4. Block Diagram
4.1 TFT LCD Module
4.2 Backlight Unit
- - - - - - - - - - - - - - - - - - - ( 14 )
5. Input Terminal Pin Assignment
5.1 Input Signal & Power
5.2 Backlight Unit
5.3 Pixel format
5.4 Input Signals, Basic Display Colors and Gray Scale of Each Color.
6. Interface Timing
6.1 Timing Parameters
6.2 Timing Diagrams of interface Signal
6.3 Power ON/OFF Sequence
- - - - - - - - - - - - - - - - - - - ( 15 )
- - - - - - - - - - - - - - - - - - - ( 18 )
7. Outline Dimension
- - - - - - - - - - - - - - - - - - - ( 21 )
8.General Precautions
- - - - - - - - - - - - - - - - - - - ( 22 )
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Rev.No 04- 007 -G - 990421
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Revision History
Approval
Date
Rev.No.
Summary
Page
April.21.’ 99 007 First issued for a general specification
Doc.No .
LT121SS-105
Rev.No 04- 007 -G - 990421
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Revision History
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GENERAL DESCRIPTION
Approval
DESCRIPTION
LT121SS-105 is a color active matrix TFT (Thin Film Transistor) liquid crystal display (LCD)
that uses amorphous silicon TFT as a switching devices. this model is composed of a TFT
LCD panel, a driver circuit and a backlight system. The resolution of a 12.1” contains
800 x 600 pixels and can display up to 262,144 colors. 6 o'clock direction is the optimum
viewing angle.
FEATURES
• Thin - Light weight
• High contrast ratio, High aperture structure.
• High-speed response
• SVGA (800 x600 pixels) resolution
• Low power consumption
• Single CCFL(Cold Cathode Fluorescent Lamp)
• Sync & DE (Data enable) mode.
• 3.3V Power Supply
APPLICATIONS
• Notebook PC and desktop monitors
• Display terminals for AV application products
• Monitors for Industrial machine
• If the usage of this product is not for PC application, but for others, please contact SEC.
General Information
ITEM
SPECIFICATION
UNIT
NOTE
Display area
246.0(H) x 184.5(V) (12.1” diagonal )
mm
Driver element
a-si TFT active matrix
Display colors
262,144
Number of pixel
800 x 600
pixel
Pixel arrangement
RGB vertical stripe
Pixel pitch
0.3075 (H) x 0.3075 (V) (TYP.)
mm
Display Mode
Normally white
Surface treatment
Haze 25, Hard-Coating (3H)
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Rev.No 04- 007 -G - 990421
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Mechanical Information
ITEM
MIN.
TYP.
MAX.
NOTE
Horizontal (H)
274.5
275.0
275.5
Module
size
Vertical (V)
198.8
199.3
199.8
Depth (D)
-
-
6.8
Weight
-
-
455g
1. ABSOLUTE MAXIMUM RATINGS
1.1 ABSOLUTE RATINGS OF ENVIRONMENT
ITEM
SYMBOL
MIN.
MAX.
UNIT
NOTE
Storage temperate
T STG
-20
60
O C
(1)
Operating temperate
(Temperature of glass surface)
T OPR
0
50
O C
(1)
Shock ( nonoperating )
Snop
-
100
G
(2),(4)
Vibration (nonoperating)
Vnop
-
1.0
G
(3),(4)
Note (1) Temperature and relative humidity range are shown in the figure below.
95 % RH Max. ( 40 O C ‡ Ta)
Maximum wet - bulb temperature at 39 O C or less. (Ta > 40 O C) No condensation.
(2) 6 ms, half sine wave, one time for – X, – Y, – Z.
(3) 10 - 55 - 10 Hz, Sweep rate 2.5 min,120 min for X,Y,Z.
(4) At testing Vibration and Shock, the fixture in holding the Module to be tested have to be
hard and rigid enough so that the Module would not be twisted or bent by the fixture.
100
R elative Humidity ( %RH)
95
80
60
Operating Range
40
20
5
Storage Range
0
-40
-20
0
20
40
60
80
Temperature ( O C)
Doc.No .
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Rev.No 04- 007 -G - 990421
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