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LM195WD1 Datasheet(PDF) 14 Page - LG Semicon Co.,Ltd.

Part No. LM195WD1
Description  19.5 HD TFT LCD
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Maker  LG [LG Semicon Co.,Ltd.]
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Product Specification
LM195WD1
Liquid Crystal Display
Ver. 0.2
Feb. 04, 2013
14 / 31
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. 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.
4. Hsync Period, Hsync Width, and Horizontal Back Porch should be any times of of character
number(4).
Parameter
Symbol
Min.
Typ.
Max.
Unit
Notes
DCLK
Period
tCLK
14.6
18.5
23.1
ns
Pixel frequency
: Typ.108.0MHz
Frequency
fCLK
43.2
54.0
68.4
MHz
Horizontal
Horizontal Valid
tHV
800
800
800
tCLK
H Period Total
tHP
856
900
1200
Hsync Frequency
fH
48.0
60.0
76.0
kHz
Vertical
Vertical Valid
tVV
900
900
900
tHP
V Period Total
tVP
908
1000
1300
Vsync Frequency
fV
48
60
76
Hz




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