PXIe-3352 User Manual
Publication No. 981049 Rev. B
Overview and Features 1-2
Astronics Test Systems
Functional Description
PXIe-3552 contains a rubidium-based oscillator and GPS timing module. Although
calibrated before the shipping from the factory, the rubidium-based oscillator can
be disciplined and calibrated by the GPS module when needed. All controls are
via the PXIe bus in a PXIe compatible mainframe.
Figure 1-2, PXIe-3352 System Configuration Example
The PXIe-3352 card comprises three functional systems as follows:
•
The Rubidium Block
•
The GPS Block
•
The Digital Controller
GPS
Rubidium
Block
PXIe
&
Digital
Interface
9600b
TTL Serial
Interface
9600b
RS232
1PPS
External
1PPS
PXIe
&
Backplane
Power
10MHz Sine Wave
10MHz Square Wave
1PPS Out
GPS
Antenna
Input
Figure 1-3, PXIe-3352 Functional Systems