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" Very responsive and helpful, competitive pricing. Good source! "
July 2025
PCI-6551 In Stock | Ships in 3-5 Days
PCI-6551, 20 digital I/O channels, Digital Waveform Generator
Rated 4.9/5 | 19 ratings
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 PCI-6551 Digital Waveform Generator
The PCI-6551 (Part Numbers: 778950-01, 778950-02, 778950-03) is a high-performance Digital Waveform Generator or Analyzer from NI. It comes with a wide range of built-in operational capabilities and smart features. The NI PCI-6551 Digital Waveform Generator offers a frequency bandwidth range of 50 MHz and twenty data channels. It also allows the user to control data across all channels, with the per cycle, per channel bidirectional feature. There are four channels for a programmable function interface. It also allows the user to complete a real-time hardware comparison for the response data acquired for the detailed analysis.
The NI PCI-6551 Digital Waveform Generator enables users to fulfill various industrial requirements, such as characterizing, validating, and testing the advanced digital electronic systems. It incorporates a sophisticated timing engine, which enables the user to adjust the timing parameters for various testing requirements for devices under test. This model also comes with the NI Digital Waveform Editor, which is an interactive editing software tool. This software enables the user to create, edit, and import digital waveforms. The NI Digital Waveform Editor enhances the operational flexibilities of the PCI-6551 Digital Waveform Generator.
The National Instruments PCI-6551 Digital Waveform Generator comes with various logic levels, which includes 1.8 V, 2.5 V, 3.3 V, 5 V, LVTTL, programmable, and TTL. It also incorporates the T-clock capability. The instrument offers a triggering mechanism to the users, along with built-in support for external clocking and a versatile memory architecture.
PCI-6551 Obsolete Status has been announced by National Instruments, but the digital waveform generator will still be available for purchase and repairs by Apex Waves.
| Model | PCI-6551 |
|---|---|
| Manufacturer | National Instruments |
| Part Numbers | 778950-01, 778950-02, 778950-03 |
| Series | HSDIO Series |
| Type | Digital Waveform Generator |
| Digital I/O Channels | 20 |
| Maximum Data Rate | 50 Mbits/s |
| Memory | 1 MBit, 8 MBit, and 64 MBit/channel |
| Dimensions | 4.95 in. × 13.9 in. |
| Weight | 13.2 oz. |
| Warranty | 2-3 Year Warranty |
| PCI-6551 Manual | User Manual and Maintenance Manual Available for Download |
| Price | Contact a sales representative for a quote. |
Associated part numbers for PCI-6551:
National Instruments PCI-6551 Frequently Asked Questions
Question: Can the PCI-6551 be used in functional testing of memory chips?
Answer: Yes, the PCI-6551 is a digital stimulus-response digital waveform generator/analyzer that can be used for functional testing of memory chips.
Question: How many data channels are on the PCI 6551?
Answer: The PCI 6551 has 20 data channels.
Question: What are the number of programmable function interface (PFI) channels on the NI PCI-6551?
Answer: The NI PCI-6551 has 4 PFI channels.
Question: What is the number of voltage comparators per channel on the NI PCI-6551?
Answer: The NI PCI-6551 has 2 voltage comparators per channel.
Question: What is the onboard clock frequency range on the PCI 6551?
Answer: The onboard clock frequency range on the PCI 6551 is 48 Hz to 50 MHz, configurable to 200 MHz/N, where 4 ≤ N ≤ 4,194,304.
PCI-6551 PDF Manuals
MAINTAIN-FORCED-AIR-COOLING-NOTE-TO-USERS.PDF
NI-HIGH-SPEED-DIGITAL-WAVEFORM-GENERATOR-ANALYZER-GETTING-STARTED-GUIDE.PDF
Driver Downloads for PCI-6551
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