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780054-12

National Instruments multifunction I/O device features 16 AI channels, 18-bit ADC, and dual 16-bit DACs with up to 625 kS/s sampling rate.

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    Description

    The multifunction I/O device, manufactured by National Instruments, comes with a variety of part numbers including 780054-01, 780054-07, 780053-04, 780053-01, and 780054-04. This device is designed to accommodate various applications with its 16 single-ended or 8 differential analog input channels and an 18-bits ADC resolution. It supports a single channel sample rate of up to 625 kS/s max and a multiple channels sample rate of up to 500 kS/s max, ensuring precise and rapid data acquisition.

    For safety, the device features overvoltage protection of ±25 V when on and ±15 V when off, with an input current during overvoltage of ±25 mA max per AI pin. The input bias current is maintained at ±100 pA, further emphasizing the device’s reliability and robustness in various operating conditions.

    On the output side, the device boasts 2 analog output channels with a 16-bits DAC resolution. The output channel update rate can reach up to 2.86 MS/s max for 1 channel and 2.00 MS/s per channel max when both channels are used, providing efficient and high-speed output capabilities. This multifunction I/O device combines versatility with performance, making it suitable for a wide range of industrial and research applications.

    Question 1: What is the max sample rate for 1 AI channel on the USB-6281?
    Answer 1: 625 kS/s

    Question 2: How many AI channels does the USB-6281 have?
    Answer 2: 16 single-ended or 8 differential

    Question 3: What is the ADC resolution of the USB-6281?
    Answer 3: 18-bits

    Question 4: What is the max output update rate for 1 AO channel on USB-6281?
    Answer 4: 2.86 MS/s

    Question 5: What overvoltage protection does the USB-6281 offer when on?
    Answer 5: ±25 V

    Specification Detail
    Part Numbers 780054-01, 780054-07, 780053-04, 780053-01, 780054-04
    Device Type Multifunction I/O Device
    Manufacturer National Instruments
    Analog Input Channels 16 single-ended or 8 differential
    ADC Resolution 18-bits
    Single Channel Sample Rate 625 kS/s max
    Multiple Channels Sample Rate 500 kS/s max
    Overvoltage Protection (On) ±25 V
    Overvoltage Protection (Off) ±15 V
    Input Current During Overvoltage ±25 mA max/AI pin
    Input Bias Current ±100 pA
    Analog Output Channels 2
    DAC Resolution 16-bits
    Output Channel Update Rate (1 channel) 2.86 MS/s max
    Output Channels Update Rate (both) 2.00 MS/s per channel max