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LQ104V1DG81 Datasheet, PDF (8/20 Pages) Sharp Electrionic Components – TFT-LCD Module | |||
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6ï¼Electrical Characteristics
LD-23812B- 5
6-1ï¼TFT-LCD panel driving
Taï¼+25â
Parameter
Symbol Condition
Min.
Typ.
Max.
Unit
Remark
Supply voltage
VCC
3.0
3.3
Current dissipation ICC VCC=3.3V
-
230
Permissive input ripple voltage VRP
-
-
Input voltage
VIH
VIL
2.1
-
-
-
Input leak current
IOH
IOL
-
-
-400
-
3.6
V
ãNote1ã
300
mA
ãNote2ã
100
mVP-P
VCC=3.3V
-
V
ãNote3ã
0.8
V
400
µA VI1 =+3.3VãNote3ã
-
µA VI1 =0V ãNote3ã
ãNote1ã On-off conditions for supply voltage
0.9 VCC
0.1 VCC
VCC
t1
Data
t2
0.9 VCC
0.1 VCC
t3
ï¼t15 t4
ON
t5
Back light OFF
t6
OFF
Vcc-dip conditions
VCC
Vmin
Vth
Vth = 2.5V
Vmin = 3V
td
20µs ï¼ t1 ⦠10ms
0s ï¼ t2 ⦠20ms
0s ï¼ t3 ⦠1s
1s ⦠t4
300ms ⦠t5
300ms ⦠t6
t15 ⦠100ms ï¼
ã» Vth ï¼ VCC ⦠Vmin
td ⦠10ms
ã» VCC ï¼ Vth
Vcc-dip conditions should also follow the On-off
conditions for supply voltage
ã» The relation between the data input and the backlight lighting will recommend the above-mentioned input sequence.
When the backlight is turned on before the panel operates, there is a possibility of abnormally displaying.
The liquid crystal module is not damaged.
ãNote2ã Current dissipation
Typical current situation : 64-gray-bar pattern
VCC=+3.3Vãfck = 25.175MHzãTa=25â
Refer to Chapter 8 for RGB each step.
RGB RGB RGB ã»ã»ã» RGB RGB
GS0 GS1 GS2
GS62 GS63
ãNote3ã R0-5ãG0-5ãB0-5ãCKãHsynãVsyncãENABãSCAN
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