Matrix-orbital GTT38A Uživatelský manuál stáhnout pdf (Strana 17)

13 GTT38A Hardware Manual

6.2 Power Consumption

Table 11: 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 12: Operating Current Draw

Parameter

Min

Typ

Max

Unit

Remarks

Logic

-

280

-

mA

Backlight Off

Backlight

0

120

230

mA

Off, Mid, Max

Piezo

-

100

-

mA

Burst

Motor

-

110

-

mA

Burst

GPO

-

-

15

mA

Each

6.3 Environmental

Table 13: 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 14: Touch Screen Attributes

Hardness

3.0

H

Required Force

20 - 100

g

Active Area

96.04 x 23.97

mm

6.5 Optical Characteristics

Table 15: Optical Characteristics

Module Size

140.0 x 38.00 x 19.55

mm

Viewing Area

98.04 x 26.30

mm

Active Area

95.04 x 22.97

mm

Pixel Pattern

480 x RGB x 116

Dot Pitch

0.198 x 0.198

mm

Luminance

800

cd/m

2

Viewing Angle

60° Left, Right

50° Up, 65° Down

Contrast Ratio

500:1

6.6 ESD Performance

Table 16: 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 17: GTT38A 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

1 2 ... 12 13 14 15 16 17 18 19

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