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LM185WH1 Datasheet(HTML) 15 Page - LG Semicon Co.,Ltd.

Part No. LM185WH1
Description  SPECIFICATION FOR APPROVAL
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Maker  LG [LG Semicon Co.,Ltd.]
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LM185WH1 Datasheet(HTML) 15 Page - LG Semicon Co.,Ltd.

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Product Specification
16 / 32
LM185WH1
Liquid Crystal Display
Ver. 1.0
Sep., 10, 2008
3-4. Signal timing specifications
Table 7. Timing table
This is the signal timing required at the input of the User connector. All of the interface signal
timing should be satisfied with the following specifications for it’s proper operation.
Note:
1. LM185WH1-TLA1 is DE Only mode operation. The input of Hsync & Vsync signal does not
have an effect on LCD normal operation.
2. The performance of the electro-optical characteristics may be influenced by variance of the
vertical refresh rates.
3. Horizontal period should be even.
kHz
60.6
47.9
39.9
f
H
Hsync Frequency
-
-
4
t
HD
Data Hold Time
For D
CLK
ns
-
-
4
t
SI
DE Setup Time
-
-
4
t
HI
DE Hold Time
Hz
76
60
50
f
V
Vsync Frequency
1108
798
776
t
VP
V Period Total
For D
CLK
Pixel frequency
: Typ.85.8MHz
(2pixel / clk)
Notes
ns
t
HP
t
CLK
MHz
ns
Unit
-
768
1023
683
54.4
28.0
Max.
-
768
896
683
42.9
23.4
Typ.
4
768
723
683
35.7
18.4
Min.
t
SD
t
VV
t
HP
t
HV
f
CLK
t
CLK
Symbol
Data Setup Time
Vertical Valid
H Period Total
Horizontal Valid
Frequency
Period
Data
DE
(Data Enable)
Vertical
Horizontal
D
CLK
Parameter


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