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July 2025
781442-01
781442-01, 16 bits, 24 I/O Channels, USB-6361 Multifunction I/O Device
Actual item may vary if no part number is provided on quote request.
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Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
Carol Zimme**** Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
National Instruments 781442-01 Multifunction I/O Device
Often known as the USB-6361, the National Instruments 781442-01 is a multifunctional I/O device that may be used for a variety of tasks, ranging from simple data logging to intricate control and test automation. Because it combines superior timing and synchronization characteristics with analog and digital input/output, this device is perfect for a variety of technical jobs as well as industrial automation.
With a 16-bit ADC resolution, the 781442-01 has 16 analog input channels that may be configured as either 16 single-ended or 8 differential channels. It has a timing accuracy of 50 ppm of the sample rate, a timing resolution of 10 ns, and a maximum single-channel sample rate of 2 MS/s or 1 MS/s for aggregate multichannel sampling. This guarantees exact and accurate data collection over a wide range of voltages, from ±0.1 V to ±10 V. The device has outstanding crosstalk performance with -75 dB on adjacent channels and -95 dB on non-adjacent channels at 100 kHz. It also ensures no missing codes and has a CMRR of 100 dB. Its ability to handle data is further enhanced by the 2,047 sample input FIFO size and 4,095 entry scan list memory.
Accurate and seamless signal generation is ensured by the 781442-01's two channels of 16-bit resolution and up to 2.86 MS/s DAC rate for analog output. Starting with one trigger source accessible, the device supports several analog triggers, such as sample clock, convert clock, pause, start, reference, and pause.
One can independently program each of the 24 channels in the digital I/O section as either an input or an output. With a minimum of 20 kΩ and a typical pull-down resistor of 50 kΩ, these channels are grouped into 8 (P0.<0..7>) and 16 (PFI <0..7>/P1, PFI <8..15>/P2), making robust digital signal handling possible. Ruggedness and dependability in diverse settings are guaranteed by input voltage protection, which is certified at ±20 V for up to two pins.
| Model | 781442-01 |
|---|---|
| Model Name | USB-6361 |
| Part Type | Multifunction I/O Device |
| Analog Input Channels | 16 single-ended or 8 differential |
| ADC Resolution | 16 bits |
| Maximum Sample Rate (Single Channel) | 2 MS/s |
| Analog Output Channels | 2 |
| DAC Resolution | 16 bits |
| Digital I/O Channels | 24 |
| Timing Resolution | 10 ns |
Associated part numbers for 781442-01:
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