2 power consumption, 3 environmental, 4 touch specifications – Matrix Orbital GTT70A User Manual
Page 17: 5 optical characteristics, 6 esd performance, 7 electrical characteristics, Absolute maximum ratings
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13
GTT70A Hardware Manual
6.2 Power Consumption
Table 13: Required Supply Voltage
Parameter Min Typ Max Unit
Remarks
Supply
Voltage
4.75 5.0 5.25 V
Standard Voltage
(V5)
9.0 12.0 35.0 V Wide Voltage (VPT)
Table 14: Operating Current Draw
Parameter Min Typ Max Unit Remarks
Logic
- 320 -
mA Backlight Off
Backlight
325 555 mA Off, Mid, Max
Piezo
- 100 -
mA
Burst
Motor
- 110 -
mA
Burst
GPO
-
-
15 mA
Each
6.3 Environmental
Table 15: Environmental Specifications
Operating Temperature
0°C to +50°C
Storage Temperature
-20°C to +70°C
Operating Relative
Humidity*
95% (T < 40°C)
85% (40°C < T < 50°C)
*Note:
No condensation at any temperature
6.4 Touch Specifications
Table 16: Touch Screen Attributes
Hardness
3.0
H
Required Force
20
N
Active Area
153.68 x 85.52 mm
6.5 Optical Characteristics
Table 17: Optical Characteristics
Module Size
185.0 x 102.0 x 18.8 mm
Viewing Area
156.70 x 89.10
mm
Active Area
154.08 x 85.92
mm
Pixel Pattern
800 x RGB x 480
Pixel Pitch
0.1926 x 0.1790
mm
Luminance
250
cd/m2
Viewing Angle
75° Left, Right, Down
70° Up
Contrast Ratio
500:1
6.6 ESD Performance
Table 18: ESD Resistance Data
Component Value Unit
Remarks
Serial Translator
(RS232, RS422)
±15
kV Human Body Model
±15
kV
Air Gap
(IEC 1000-4-2)
±8
kV
Contact
(IEC 1000-4-2)
Controller
(I
2
C, TTL)
±4
kV Human Body Model
6.7 Electrical Characteristics
Absolute Maximum Ratings
Table 19: GTT70A Limiting Values
Parameter
Min
Max
Unit
Remarks
Supply Voltage
-0.5
6
V
Standard Voltage (V5) Option
-0.5
35
V
Extended Wide Voltage (VPT) Option
RS232 Pins
-25
25
V
Input Signals
-13.2
13.2
V
Output Signals
RS422 Pins
-13
13
V
Inverting and Non, Input and Output Signals
I2C/TTL pins
-0.5
3.6
V
SCL, SDA, Input and Output Signals
USB Pins
-0.5
3.8
V
Input and Output Signals