Appendix A
Specifications
©
National Instruments Corporation
A-7
Input frequency ............................... 10 MHz ± 100 ppm or better
Input amplitude
Rear connector ......................... 200 mV
pp
to 5 V
pp
, 10 MHz
squarewave or sinewave
Slot 2........................................ 5 V or 3.3 V, 10 MHz TTL signal
Input impedance.............................. 50
Ω
± 5
Ω
(rear connector)
Maximum jitter introduced
by backplane circuitry..................... 1 ps RMS in 10 Hz to 1 MHz
range
External clock output
Connector........................................ BNC on rear of chassis
(ground-referenced)
Output amplitude ............................ 1 V
pp
± 20% squarewave into
50
Ω
2 V
pp
into open circuit
Output impedance ........................... 50
Ω
± 5
Ω
Mechanical
Overall dimensions (standard chassis)
Height.............................................. 177 mm (6.97 in.)
Note
14.5 mm (0.57 in.) is added to height when feet are installed. When tilted with front
feet extended on table top, height is increased approximately 52.8 mm (2.08 in.) in front
and 14.8 mm (0.583 in.) in rear.
Width .............................................. 445.5 mm (17.54 in.)
Depth............................................... 434.8 mm (17.12 in.)