System Synchronization Clock Specifications - HP HPE Edgeline EL1000 User Manual

System synchronization clock specifications

System synchronization clock specifications
10 MHz system reference clock: PXI_CLK10 10 MHz system reference clock: PXI_CLK10
Specification Specification
Maximum slot-to-slot skew
Accuracy
Maximum jitter
Duty factor
Unloaded signal swing
NOTE: NOTE:
For other specifications, see 'PXI-1 Hardware Specification' at the PXI Systems Alliance website
(http://www.pxisa.org/userfiles/files/Specifications/PXIHWSPEC22.pdf http://www.pxisa.org/userfiles/files/Specifications/PXIHWSPEC22.pdf).
100 MHz system reference clock: PXIe_CLK100 and PXIe_SYNC100 100 MHz system reference clock:
Specification Specification
Maximum slot-to-slot skew
Accuracy
Maximum jitter
Duty factor for PXIe_CLK100
Absolute single-ended voltage swing (when each line in
the differential pair has 50 W termination to 1.30 V or
Thévenin equivalent)
NOTE: NOTE:
For other specifications, see 'PXI-5 PXI Express Hardware Specification' at the PXI Systems Alliance website
(http://www.pxisa.org/userfiles/files/Specifications/PXIEXPRESS_HW_SPEC_R1.PDF http://www.pxisa.org/userfiles/files/Specifications/PXIEXPRESS_HW_SPEC_R1.PDF).
External 10 MHz reference out (SMA on front panel of chassis) External 10 MHz reference out (SMA on front panel of chassis)
Specification Specification
Accuracy
Maximum jitter
Output amplitude
Output impedance
External clock source External clock source
Specification Specification
Frequency
Input amplitude Input amplitude
Value Value
1 ns
±25 ppm max (guaranteed over the operating
temperature range)
5 ps RMS phase jitter (10 Hz to 1 MHz range)
45% to 55%
3.3 V ±0.3 V
PXIe_CLK100 and PXIe_SYNC100
Value Value
200 ps
±25 ppm max (guaranteed over the operating
temperature range)
5 ps RMS phase jitter (10 Hz to 12 kHz range); 5 ps RMS
phase jitter (12 kHz to 20 MHz range)
45% to 55%
400 mV to 1,000 mV
Value Value
±25 ppm max (guaranteed over the operating
temperature range)
5 ps RMS phase jitter (10 Hz to 1 MHz range)
1 VPP ±20% square wave into 50 Ω 2 VPP unloaded
50 Ω ±5 Ω
Value Value
10 MHz ±100 PPM
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System synchronization clock specifications 155