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Phase nonlinearity (f
Input delay
Passband
Stopband
Alias-free bandwidth ..............................0.453 · f
–3 dB prefilter bandwidth
(f
CMRR (f
SFDR (1 kHz, –60 dBFS).......................–128 dBFS
Total Harmonic Distortion (THD)
Power Requirements
Current consumption from USB.............500 mA, max
Bus Interface
USB specification ...................................USB 2.0 Hi-Speed
1
M
is the master timebase.
clk
NI USB-9229/9239 User Guide and Specifications
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
NI USB-9229...................................0.045°/kHz + 360°· f
NI USB-9239...................................0.075°/kHz + 360°· f
= 50 kS/s).............0.11° max
s
NI USB-9229...................................38.4/f
NI USB-9239...................................38.4/f
Frequency ........................................0.453 · f
Flatness (f
= 50 kS/s) ......................±100 mdB max
s
Frequency ........................................0.547 · f
Rejection..........................................100 dB
= 50 kS/s) ...........................................24.56 kHz
s
= 60 Hz)
in
NI USB-9229...................................116 dB
NI USB-9239...................................126 dB
1 kHz, –1 dBFS ...............................–99 dB
1 kHz, –20 dBFS .............................–105 dB
Suspend mode..................................2.5 mA, max
16
1
/M
in
clk
1
/M
in
clk
μ
+ 2.6
s
s
μ
+ 3
s
s
s
s
s
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