xiQ - Technical Manual Version 1.35
47
3.9.4.
Digital Output
3.9.4.1.
Digital Output - General info
Item
Parameter / note
Indicator
Yes, must be configured by user to Status 1 LED
Output port type
Open collector NPN
Protection
short-circuit / over-current / Reverse voltage
Protection circuit
PTC Resettable Fuse
Effect of incorrect output terminal connection
Not protected against reverse voltage connection
Inductive loads
no
Maximal output dropout
1.8V, Sink current 25mA
table 3-33, digital output, general info
The digital output can only be used if the camera works in triggered mode.(software or hardware trigger).
3.9.4.2.
Digital Output – signal levels
Output levels definition
State
Open Collector Switch State
R [Ohm]
Conditions
On (1)
ON - Transistor is conducting
max. 160
For output > 5mA
Off (0)
OFF - Transistor is not conducting
min 100 k
table 3-34, digital output, signal levels
Maximum sink current: 25 mA
Maximum open circuit voltage: 24V
3.9.4.3.
Digital Output – Internal schematic
Following scheme is the internal scheme of the Digital Output signal flow inside the camera.
figure 3-40, digital output, interface schematic
PTC Fuse
FPGA_OUTPUT
GND
10
K
1K
DIGITAL OUTPUT
GND (Common IO Ground)
Idrive=2mA
I
LOA D