Table of Contents
Advertisement
Power Requirements
Bus Interface
USB-9201/9221 User Guide and Specifications
Download from Www.Somanuals.com. All Manuals Search And Download.
Error
Uncalibrated typ (25 °C, ±5 °C)
Uncalibrated max (0 to 60 °C)
* Range equals 10.53 V for the USB-9201, 62.50 V for the USB-9221.
Stability
Offset drift
USB-9201.................................±100 μV/°C
USB-9221.................................±580 μV/°C
Gain drift .........................................±34 ppm/°C
Input bandwidth (–3 dB)
USB-9201 ........................................690 kHz min
USB-9221 ........................................950 kHz min
Input impedance
Resistance ........................................1 MΩ
Capacitance......................................5 pF
Input noise (code-centered)
RMS.................................................0.7 LSB
Peak-to-peak ....................................5 LSB
No missing codes....................................12 bits
DNL ........................................................–0.9 to 1.5 LSB
INL..........................................................±1.5 LSB
Crosstalk .................................................–75 dB, 10 kHz
Settling time (to 1 LSB)
USB-9201 ........................................2 μs
USB-9221 ........................................1.25 μs
Power consumption from USB...............500 mA, max
Suspend mode..................................2.5 mA, max
USB specification ...................................USB 2.0 high speed
Percent of
Reading
±0.26%
±0.67%
12
Percent of
Range*
±0.43%
±1.06%
rms
ni.com
Advertisement
Table of Contents
