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Appendix A Specifications
NI 6115/6120 User Manual A-12 ni.com
Onboard calibration reference
Level................................................5.000 V (±2.5 mV)
(actual value stored in EEPROM)
Temperature coefficient...................±4.1 ppm/°C max
Long-term stability..........................
Analog Output
Output Characteristics
Number of channels................................2 voltage
Resolution
NI 6115............................................12 bits, 1 in 4,096
NI 6120............................................16 bits, 1 in 65,536
Max update rate
1 channel..........................................4 MS/s, system dependent
2 channel..........................................2.5 MS/s, system dependent
Output buffer size ...................................16 or 32 MS
Data transfers..........................................DMA, interrupts,
programmed I/O
DMA modes ...........................................Scatter-gather
DC Transfer Characteristics
INL
NI 6115............................................±0.5 LSB typ, ±2 LSB max
NI 6120............................................±0.35 LSB typ, ±1 LSB max
DNL
NI 6115............................................±0.25 LSB typ, ±1 LSB max
NI 6120............................................±0.2 LSB typ, ±1 LSB max
Offset, gain error
NI 6115............................................Refer to Table A-5
NI 6120............................................Refer to Table A-6
6 ppm/ 1,000 h±