Matrix-orbital GTT70A Bedienungsanleitung PDF herunterladen (Seite 18)

GTT70A Hardware Manual 14

Communication Characteristics

Table 20: RS232 Interface Characteristics

Parameter

Min

Typ

Max

Unit

Input Threshold Low

0.6

1.2

-

V

Input Threshold High

-

1.5

2.4

V

Output Voltage Swing

±5.0

±5.4

-

V

Input Resistance

3

5

7

kΩ

Output Resistance

300

10M

-

Ω

Output Short Circuit Current

-

±35

±60

mA

Table 21: USB Interface Characteristics

Parameter

Min

Typ

Max

Unit

Static Output High

2.8

-

3.6

V

Static Output Low

-

-

0.3

V

Input Differential Threshold

0.2

-

-

V

Common Mode Output Voltage

0.8

-

2.5

V

Driver Output Impedance

26

29

44

Ω

Table 22: I

2

C Interface Characteristics

Parameter

Min

Typ

Max

Unit

Input Threshold Low

-

0

1.0

V

Input Threshold High

2.3

3.3

3.6

V

Output Voltage Low

-

0

0.4

V

Output Short Circuit Current

-

-

±50

mA

Table 23: TTL Interface Characteristics

Parameter

Min

Typ

Max

nit

Input Threshold Low

-

0

1.0

V

Input Threshold High

2.3

3.3

3.6

V

Output Voltage Low

-

0

0.4

V

Output Voltage High

2.9

3

3.3

V

Output Short Circuit Current

-

-

±50

mA

Table 24: RS422 Interface Characteristics

Parameter

Min

Typ

Max

Unit

Remarks

Input Voltage (A and B)

-7.0

-

12.0

V

Input Differential Threshold

-200

-125

-50

mV

-7V < Vin < +12V

Differential Driver Output

2

-

3.3

V

RL = 100Ω

Common Mode Output Voltage

-

1.65

3

V

Input Resistance

96

-

-

kΩ

-7V < Vin < +12V

Driver Short Circuit Current Limit

-

-

250

mA

Receiver Output Short Circuit Current

-

-

95

mA

6.8 Defect Criteria

Display Specifications

Table 25: Display Defect Criteria

Defect

Condition

Criteria

Line

Not Allowed

N/A

Bright

Dots

Red + Green + Blue

≤ 3 Dots

Within φ10mm Circle

0 Sets

Dark

Dots

Red + Green + Blue

≤ 3 Dots

Within φ10mm Circle

0 Sets

Total

Bright Dots + Dark Dots

≤ 3 Dots

Appearance Specifications

Table 26: Screen and Touch Defect Criteria

Defect*

Condition

Criteria

Circular

Objects

(Stains, Dust, Scratch,

Bubble, Dark/White

spot, Foreign matter)

d < 0.10mm

Allowed

0.10mm ≤ d < 0.20mm

≤3points

0.20mm ≤ d < 0.25mm

≤2points

0.25mm ≤ d < 0.30mm

≤1points

Linear

Objects

W≤0.015mm

Allowed

W≤0.05mm, L≤2.0mm

≤2points

W≤0.03mm, L≤3.0mm

≤2points

W>0.1mm, L≥1.0mm

≤1points

*Note: Defects must occur in Active Area

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