National Instruments NI 5422 Manual De Usuario

© National Instruments Corporation

Table 1.  (Continued)

Spurious-Free 
Dynamic 
Range 
(SFDR) with 
Harmonics

Path

Amplitude 
–1 dBFS.
Measured from 
DC to 100 MHz.
Also called 
harmonic 
distortion.
SFDR with 
harmonics at low 
amplitudes is 
limited by a 
–148 dBm/Hz 
noise floor. All 
values are 
typical and 
include aliased 
harmonics.

Direct

Low-Gain 

Amplifier

High-Gain 

Amplifier

1 MHz

–70 dBc

–65 dBc

–66 dBc

5 MHz

–70 dBc

–65 dBc

–58 dBc

10 MHz

–70 dBc

–65 dBc

–52 dBc

20 MHz

–63 dBc

–64 dBc

–49 dBc

30 MHz

–57 dBc

–60 dBc

–43 dBc

40 MHz

–48 dBc

–53 dBc

–39 dBc

50 MHz

–48 dBc

–53 dBc

—

60 MHz

–47 dBc

–52 dBc

—

70 MHz

–47 dBc

–52 dBc

—

80 MHz

–41 dBc

–52 dBc

—