National Instruments PXIe-4610, Specifications, Page: 10 / 17

10 | ni.com | NI PXIe-4610 Specifications
Output Switching Noise
Switching noise.................................................10 mV
pk-pk
Switching frequency .........................................0.2 MHz to 2.0 MHz
Output Dynamic Range
Representative FFTs
Measurement conditions for all FFTs:
•
Source: Audio Precision SYS-2722, balanced output, 40 Ω source impedance.
• Analyzer: NI PXI-4461, -10 dB gain, differential input.
• Acquisition: 10 RMS averages of 88,000 samples acquired at 88 kS/s using a 7-term
Blackman-Harris window.
Figure 8. FFT of -1.0 dBFS, 1 kHz, No Load
Output Dynamic Range* (dBFS)
Typ, 25 °C ±5 °C Max, 0 °C to 55 °C
114 110
*
1 kHz input tone, -60 dBFS input amplitude.
Evaluation BW = 20 Hz to 20 kHz.
Signal source impedance
≤ 50 Ω .
–160
–140
–120
–100
–80
–60
–40
–20
0
0 10000 20000 30000 40000
M
a
gnit
u
de (dBF
S
)
Freq u ency (Hz)