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July 2025
779408-01
NI 779408-01, 8 Differential Analog Inputs, 16-Bit ADC Resolution, 4960 µV, PCI-6123 PCI Multifunction I/O Device
Actual item may vary if no part number is provided on quote request.
✔ 2 Year Warranty Included
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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 779408-01 PCI Multifunction I/O Device
The National Instruments 779408-01 (PCI-6123) is a simultaneous-sampling multifunction data acquisition board designed for demanding test and measurement applications. It provides eight differential analog input channels, each with a dedicated 16-bit analog-to-digital converter (ADC), allowing all eight channels to sample simultaneously at up to 500 kS/s per channel. A 32 MS onboard FIFO buffer provides storage for high-bandwidth data and helps maintain continuous acquisition without relying entirely on the PCI bus for real-time data transfers.
In addition to its analog inputs, the 779408-01 includes eight programmable digital I/O lines, two 24-bit counters/timers, and digital triggering capabilities. The board is bus-powered and designed for integration into compatible PCI-based systems.
A key feature of the PCI-6123 is its dedicated ADC architecture. Rather than using a single ADC that is multiplexed between channels, each analog input has its own converter. This eliminates the channel-switching and settling time associated with multiplexed architectures and allows the total sampling throughput to scale with the number of active channels. The result is consistent performance for both static measurements and dynamic signals, with reduced switching-related distortion.
The 779408-01 supports multiple selectable input voltage ranges, allowing the input range to be matched to the signal being measured. It has an absolute accuracy of 4960 µV and 32 MS of onboard FIFO memory for capturing high-speed waveforms, transients, and other extended data records.
Typical applications include intermediate-frequency (IF) digitization, transient recording, telecommunications manufacturing tests, ultrasonic and sonar testing, and research applications requiring synchronized multichannel acquisition. The board can also be configured and programmed using NI-DAQmx software and related NI utilities.
The 779408-01 is a full-length PCI board and requires a compatible PCI chassis or computer system. Its combination of simultaneous multichannel sampling, dedicated ADCs, onboard memory, digital I/O, and counter/timer functions makes it suitable for high-throughput data acquisition in industrial, scientific, and automated test environments.
| Model Name | PCI-6123 |
|---|---|
| Part Number | 779408-01 |
| Part Type | DAQ Board (S-Series) |
| Analog Inputs | 8 Diff (0 SE) |
| Sample Rate | 500 kS/s/ch (Simultaneous) |
| ADC Resolution | 16-bit |
| Absolute Accuracy | 4960 µV |
| Onboard FIFO | 32 MS |
| Digital I/O | 8 lines (Bidirectional) |
| Counters/Timers | 2 x 24-bit |
Associated part numbers for 779408-01:
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