Functional description
Chapter 4
MN025 / v2.1.0
3-Axis Subsystems for Laser Beam Deflection
29
For subsystems with digital interface only
4.6.2
Digital input
The linear translator module is connected to a RAYLASE control card using the 25-pin D-SUB
connector. All signals are compatible with RAYLASE's extended function XY2-100 standard.
PIN Signal
PIN
Signal
1
13
25
14
25 PIN D-SUB
1
I
-SENDCLOCK
14
I
+SENDCLOCK
2
I
-SYNC
15
I
+SYNC
3
I
-X-DAC CHANNEL
16
I
+X-DAC CHANNEL
4
I
-Y-DAC CHANNEL
17
I
+Y-DAC CHANNEL
5
I
-Z-DAC CHANNEL
18
I
+Z-DAC CHANNEL
6
O
-HEAD-STATUS
19
O
+HEAD-STATUS
7
nc
20
nc
8
nc
21
nc
9
nc
22
nc
10
nc
23
GND
11
GND
24
GND
12
nc
25
nc
13
nc
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I = Diff. Input, nc = not connected, O = Diff. Output
Specifications
Diff. Input-, Diff. Input+
- Diff. Output-, Diff.
Input voltage
5V
Output low
max. 0.6V
max. 40mA
Input threshold
200mV
Output high
min. 2V @ 50Ω max. 40mA
Hysteresis
typ. 45mV
ESD protection
±10kV
Input impedance
120Ω
ESD protection
±15kV