NI myRIO-1900, User Manual And Specifications, Page: 22 / 32

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NI myRIO-1900 User Guide and Specifications
Analog Output
Aggregate maximum update rates
All AO channels on MXP connectors.......345 kS/s
All AO channels on MSP connector
and audio output channels.........................345 kS/s
Resolution .........................................................12 bits
Overload protection ..........................................±16 V
Startup voltage ..................................................0 V after FPGA initialization
MXP connectors
Configuration ............................................Two single-ended channels per connector
Range ........................................................0 V to +5 V
Absolute accuracy.....................................50 mV
Current drive .............................................3 mA
Slew rate ...................................................0.3 V/
μ s
MSP connector
Configuration ............................................Two single-ended channels
Range ........................................................±10 V
Absolute accuracy.....................................±200 mV
Current drive .............................................2 mA
Slew rate ...................................................2 V/
μ s
Audio output
Configuration ............................................One stereo output consisting of
two AC-coupled, single-ended channels
Output impedance .....................................100 Ω in series with 22 μ F
Bandwidth.................................................70 Hz to >50 kHz into 32 Ω load;
2 Hz to >50 kHz into high-impedance load
Digital I/O
Number of lines
MXP connectors .......................................2 ports of 16 DIO lines (one port per connector);
one UART.RX and one UART.TX line per
connector
MSP connector..........................................1 port of 8 DIO lines
Direction control ...............................................Each DIO line individually programmable as
input or output
Logic level ........................................................5 V compatible LVTTL input; 3.3 V LVTTL
output