Matrix Orbital MOP-TFT320240-35A-BLM-TPR, Руководство по оборудованию

Страница: 4 / 17

3 MOP-TFT320240-35A-BLM-TPR
1 General Information
No. Item Contents Unit
1 LCD size 3.5 inch (Diagonal) /
2 LCD type TN/Normally white/Transmissive(Anti-glare) /
3 Viewing direction(eye) 12 O’clock /
4 Gray scale inversion direction 6 O’clock /
5 Resolution(H*V) 320 *240 Pixels /
6 Module size (L*W*H) 76.9*63.9*4.4 mm
7 Active area (L*W) 70.08*52.56 mm
8 Pixel pitch (L*W) 0.219*0.219 mm
9 Interface type RGB interface /
10 Module power consumption 0.066(without backlight) W
11 Back light type LED /
12 Driver IC HX8238D or compatible /
13 Weight 42 g
2 Absolute Maximum Ratings
Item Symbol Min Max Unit
Power supply input voltage (LCM) VDD -0.3 3.6 V
Backlight current (normal temp.) ILED - 50 mA
Operation temperature Top -20 70 °C
Storage temperature Tst -30 80 °C
Humidity RH - 90%(Max60 °C) RH
3 Electrical Characteristics
DC Characteristics (at Ta=25°C)
Item Symbol Min Typ Max Unit
Power supply input voltage (LCM) VDD 2.5 3.3 - V
I/O logic voltage VDDIO N/A N/A N/A V
Input voltage 'H' level VIH 0.7VDD - VDD V
Input voltage 'L' level VIL VSS - 0.3VDD V
Power supply current IVDD - 20 - mA
TFT gate on voltage VGH - N/A - V
TFT gate off voltage VGL - N/A - V
Analog power supply voltage AVDD - N/A - V
Differential input common mode voltage Vcom - N/A - V
4 Backlight Characteristics
(at Ta=25°C,RH=60%)
Item Symbol Min. Typ. Max. Unit Note
LED forward voltage VF - 9.6 10.2 V IF=20*2mA
LED forward current IF - 40 - mA
LED power consumption PLED - 0.384 - W *Note
Number of LED - 6 PCS
Connection mode - 3 in series, 2 in parallel /
LED life-time - 20000 - - Hrs **Note
*Note: Calculator Value for reference: IF x VF = PLED
**Note: The LED Life-time is defined as the estimated time to 50% degradation of initial brightness at Ta=25°C and IF =40mA.
The LED lifetime could be decreased if operating IF is larger than 40mA, and increased if IF is less than 40mA.