G133IGE-L03 Datasheet, PDF (17/27 Pages) AZ Displays – 13.3” TFT Liquid Crystal Display module

PRODUCT SPECIFICATION
6.2 POWER ON/OFF SEQUENCE
To prevent a latch-up or DC operation of LCD assembly, the power on/off sequence should be as the diagram
below
0.9VCC
0.1VCC
VCC
T1
T2
LVDS
VALID
90%
10%
T7
T3
0.9VCC
0.1VCC
T4
0.9Vi
0.1Vi
Vi
T5
PWM DIMMING
0.9Vi
0.1Vi
T6
90%
10%
T8
T9
90%
BL ON/OFF
10%
Power ON/OFF sequence
Note (1) Please avoid floating state of interface signal at invalid period.
Note (2) When the interface signal is invalid, be sure to pull down the power supply of LCD VCC to 0 V.
Note (3) The Backlight converter power must be turned on after the power supply for the logic and the interface
signal is valid. The Backlight converter power must be turned off before the power supply for the logic
and the interface signal is invalid.
Parameter
Value
Units
Min
Typ
Max
T1
(0.5)
-
(10)
ms
T2
(0)
-
(50)
ms
T3
(0)
-
(50)
ms
T4
(500)
-
-
ms
T5
(20)
-
-
ms
T6
(10)
-
-
ms
T7
(5)
(300)
ms
T8
(10)
-
-
ms
T9
(10)
-
-
ms
Version 1.0
6 April 2011
17 / 27
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