Part Number: 778988-01

The National Instruments 778988-01 is a high-performance digital waveform device designed for interfacing with digital electronics. Part of the PCI-6541 Model series, this flexible generator and analyzer samples digital waveforms at rates of up to 50 MHz and supports common transistor-to-transistor logic (TTL) voltage levels across 32 single-ended digital ports. Its robust features include deep onboard memory, advanced triggering capabilities, and comprehensive pattern sequencing, ensuring exceptional synchronization. Users can easily interface with logical levels ranging from 1.8 V to 5.0 V utilizing the NI-HSDIO driver. The accompanying NI Digital Waveform Editor software further enhances usability, enabling straightforward creation and modification of digital waveforms.

With 32 channels offering independent direction control, the 778988-01 allows for precise manipulation and analysis of digital data. This device supports a variety of clock sources, including an external CLK IN, an onboard clock, and STROBE, providing flexible timing configurations. Its sample clock frequencies extend from 48 Hz to 50 MHz, accommodating diverse application requirements. With a resolution of 0.4 percent of the clock period and data delay capabilities up to 25 MHz, it ensures high-performance testing. The internal or external clock sources facilitate accurate and synchronous signal generation and acquisition, with a channel-to-channel skew of ±600 ps.

Moreover, the 778988-01 supports multidevice synchronization, allowing for channel expansion or tight integration with other SMC-based modular instruments. It offers a comprehensive solution for digital waveform creation and analysis, equipped with clock terminals, acquisition and generation channels, and a Programmable Function Interface (PFI). The innovative Synchronization and Memory Core (SMC) technology employed in its memory architecture allows efficient sharing of waveforms and instructions. Users can customize their experience by adjusting memory options, including the maximum number of waveforms, script instructions, and available waveform storage, effectively tailoring the device to meet specific application needs.