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PDF sp14q002_a1 Data sheet ( Hoja de datos )
| Número de pieza | sp14q002_a1 | |
| Descripción | LCD_Module | |
| Fabricantes | HITACHI | |
| Logotipo |  |
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5. ELECTRICAL CHARACTERISTICS
5.1 ELECTRICAL CHARACTERISTICS
ITEM
SYMBOL CONDITION
POWER SUPPLY VOLTAGE VDD-VSS
-
FOR LOGIC
POWER SUPPLY VOLTAGE VEE-VSS
-
FOR LC DRIVING
INPUT VOLTAGE
VI L LEVEL
NOTE 1
H LEVEL
POWER SUPPLY CURRENT IDD
VDD-VSS=5.0V
FOR LOGIC NOTE 4
VDD-V0=-22.0V
POWER SUPPLY VOLTAGE
IEE
VDD-VSS=5.0V
FOR LC DROVING NOTE 4
VDD-VO=-22.0V
RECOMMENDED LC
Ta= 0°C , φ= 0°
DROVONG VOLTAGE
VDD-V0 Ta=25°C , φ= 0°
NOTE 3
Ta=40°C , φ= 0°
FRAME FREQUENCY
fFRAME
-
MIN. TYP. MAX. UNIT
5.0-5% 5.0 5.0+5% V
-23.1 -22.0 -20.9 V
0.8VDD - VDD
0 - 0.2VDD
- 6.0 -
V
V
mA
- 5.0 -
mA
- 22 -
- 21 -
- 20 -
70 75 80
V
V
V
Hz
NOTE 1 DISP-OFF , fFRAME , LOAD , CP , D0~D3.
NOTE 2 RECOMMENDED LC DRIVING VOLTAGE FLUCTATE ABOUR +/-1.0V BY
EACH MODULE.
NOTE 3 NEED TO MAKE SURE OF FLICKING AND RIPPLING OF DISPLAY
WHEN SETTING THE FRAME FREQUENCY IN YOU SET.
TEST PATTERN IS ALL “Q”
NOTE 4 fFRAME=75Hz , D0~D3=0,1,0,1.....
VDD-V0=21.0V , Ta=25°C
5.2 ELECTRICAL CHARACTERISTICS OF BACKLIGHT
ITEM
SYMBOL MIN. TYP. MAX. UNIT NOTE
LAMP VOLTAGE
VL
- 300 -
V Ta=25°C
FREQUENCY
fL - 70 85 kHz Ta=25°C
LAMP CURRENT
IL 4 5 6 mA Ta=25°C
STARTING
VS (1000) -
- V Ta=25°C
DISCHARGE COLTAGE
PLEASE CERTAINLY INFORM HITACHI BEFORE DESIGNING LAMP DRIVE
CIRCUIT ACCORDING TO THE ABOVE SPECIFICATIONS.
KAOHSIUNG HITACHI
Sh.
ELECTRONICS CO.,LTD. DATE MAR.18.’99 No. 7B64PS 2705-SP14Q002-A1-2 PAGE 5-1/1
5 Page 
8.3 TIMING OF POWER SUPPLY AND INTERFACE SIGNAL
VDD
4.75V
GND
SIGNAL
GND
VEE
GND
0~50ms
5V
VALID
DATA
0~50ms
0 min.
0 min.
0 min.
0 min.
4.75V
GND VDD
SIGNAL
GND
VEE
GND
DISP-OFF
GND
POWER ON
GND DISP-OFF
POWER OFF
THE MISSING PIXELS MAY OCCUR WHEN THE LCM IS
SRIVEN EXCEPT ABOVE POWER INTERFACE TIMING
SEQUENCE.
8.4 POWER SUPPLY FOR LCM
VDD
LCM
VSS
V0
VEE
+5V
VR -22.0V
NOTE (1) VR : 10kΩ
NOTE (2) WE RECOMMEND TO ADD FUSE (1A) TO VDD LINE.
KAOHSIUNG HITACHI
Sh.
DATE MAR.18.’99
7B64PS 2708-SP14Q002-A1-2 PAGE 8-3/3
ELECTRONICS CO.,LTD.
No.
11 Page | ||
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| PDF Descargar | [ Datasheet sp14q002_a1.PDF ] | |
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