Справочник Пользователя для National Instruments NI PCI-6111
Appendix A
Specifications
A-4
ni.com
Stability
Recommended warm-up time.................15 minutes
Offset temperature coefficient
Pregain.............................................±5
µV/°C
Postgain ...........................................±50
µV/°C
Gain temperature coefficient ..................±20 ppm/°C
Onboard calibration reference
Level ................................................5.000 V (±2.5 mV)
(actual value stored in EEPROM)
Temperature coefficient...................±2.0 ppm/°C max
Long-term stability ..........................±6 ppm/
Table A-2. Analog Input Characteristics
Input Range
Bandwidth
1
(MHz)
SFDR Typ
2
(dB)
SFDR Max
(dB)
CMRR
3
(dB)
System
Noise
4
(LSB
rms
)
±42 V
5.5
78
70
34
0.5
±20 V
4.4
78
70
40
0.5
±10 V
7.2
81
75
46
0.5
±5 V
4.8
81
75
52
0.5
±2 V
4.8
85
75
60
0.5
±1 V
4.4
85
75
66
0.5
±500 mV
4.4
85
75
70
0.6
±200 mV
4.1
81
70
72
1.0
1
–3 dB frequency for input amplitude at 96% of the input range (–0.3 dB)
2
Measured at 100 kHz
3
DC to 60 Hz
4
LSB
rms
, not including quantization
1,000 h