National Instruments NI 5412 用户手册

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NI 5412 Specifications
6
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Table 1.  (Continued)
Specification
Value
Comments
Suggested Maximum Frequencies for Common Functions
Function
Path
Low-Gain Amplifier 
High-Gain Amplifier
 Sine
20 MHz
20 MHz
 Square
5 MHz
5 MHz
 Ramp
1 MHz
1 MHz
 Triangle
1 MHz
1 MHz
Spectral Characteristics
Spurious-Free 
Dynamic 
Range 
(SFDR) 
without 
Harmonics
Path
Amplitude 
–1 dBFS.
Measured from 
DC to 50 MHz.
SFDR without 
harmonics at low 
amplitudes is 
limited by a 
–148 dBm/Hz 
noise floor. All 
values are 
typical.
Low-Gain Amplifier
High-Gain Amplifier
1 MHz
–70 dBc
–70 dBc
10 MHz
–65 dBc
–65 dBc
20 MHz
–60 dBc
–60 dBc
ºC to 40 º
Total 
Harmonic 
Distortion 
(THD)
Path
Amplitude 
–1 dBFS. 
Includes the 2
nd
 
through the 6
th
 
harmonic. All 
values are 
typical.
Low-Gain Amplifier 
High-Gain Amplifier
1 MHz
–59 dBc
–51 dBc
10 MHz
–52 dBc
–40 dBc
20 MHz
–45 dBc
–37 dBc