AppendixA Specifications
NI5620 User Manual A-2 ni.com
VSWR
0.1to 25 MHz ..................................<1.5:1
25to 32 MHz ...................................< 3:1
Dither(can be disabled)
Frequencyrange ..............................15 kHz to 3 MHz
Frequency
Internal Sample Clock
Frequency........................................64 MHz / n, where 1 ≤n≤232
Accuracy..........................................< ±12 ppm (after calibration)
Noise sidebands
ResidualFM ...........................................<2 Hzpk–pk in 10 ms
Amplitude
Average noisedensity .............................–134 d Bm/Hz
Spurious responses (0 dBm signal)
5to 25 MHz, dither enabled ............< –80 dBc
0.1to32MHz,ditherdisabled........–80dBc
Residual responses (input terminated)....< –85 dBm
Frequency response (5 to 25 MHz)
Relative (to response at 15 MHz)....Less than ±0.25 dB
Absolute...........................................Lessthan ±0.5 dB
Absolute, using calibration table.....Less than ±0.1 dB
Absolute (0.1to 32 MHz) ................±2.5 dB
Relative
(0.1to 32 MHz, to 15 MHz) ............±1.5 dB
Offset Density
100 Hz < –100 dBc/Hz
1kHz <–120dBc/Hz
10 kHz < –130 dBc/Hz
100 kHz <–130dBc/Hz