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6.7.1 Sync In
General
The Sync IN signal is connected to the camera on connector #4 on Figure 2. The minimum
pulse width is 300 ns.
The Sync IN setup is described in §4.4.7
Characteristics
Chronogram
Integration Time
User Manual X8400 sc
Figure 9: Frame Synchronization - IWR mode
Name
Amplitude (V)
High state minimum voltage
Low state maximum voltage
Polarity
Max frequency (Hz)
Minimum Pulse width (ns)
Impedance
Protection
Connector type
Name
Jitter
Fixed Delay
Manual Delay
Rising Edge TTL
>3.5 V
<0.5 V
User Selectable
Maximum Frame Rate of the camera for
a given detector configuration*
300
User selectable. 50 Ohms / 10 MOhms
Voltage peaks (500 V / < 1 ns)
Overvoltage (15 V)
Reversed polarity
Coaxial BNC Jack
Value
12.5 ns
Propagation through back
690 ns
panel card + propagation
-
-
Value
0/+5 V
Notes
1 pixel clock (80 MHz)
from FPGA to detector
Set by user
Set by user
37
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