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Appendix A Specifications
NI 783xR User Manual A-6 ni.com
Reconfigurable FPGA
Number of logic slices
NI 7830R .........................................5,120
NI 7831R .........................................5,120
NI 7833R .........................................14,336
Equivalent number of logic cells
NI 7830R .........................................11,520
NI 7831R .........................................11,520
NI 7833R .........................................32,256
Available embedded RAM
NI 7830R .........................................81,920 bytes
NI 7831R .........................................81,920 bytes
NI 7833R .........................................196,608 bytes
Timebase.................................................40, 80, 120, 160, or 200 MHz
Timebase reference sources
NI PCI-783xR..................................Onboard clock only
NI PXI-783xR..................................Onboard clock, phase-locked to
PXI 10 MHz clock
Timebase accuracy
Onboard clock .................................±100 ppm, 250 ps jitter
Phase locked to PXI 10 MHz
Clock (NI PXI-783xR only) ...................Adds 350 ps jitter, 300 ps skew
Additional frequency dependent jitter
40 MHz............................................None
80 MHz............................................400 ps
120 MHz..........................................720 ps
160 MHz..........................................710 ps
200 MHz..........................................700 ps
Calibration
Recommended warm-up time.................15 minutes
Calibration interval.................................1 year