The National Instruments Model PXIe-6545, identified by part number 780993-03, is a PXI Digital Waveform Instrument designed for versatile test and measurement applications. This instrument features 64 MB of onboard memory per channel, totaling 256 MB of memory dedicated to both acquisition and generation. It includes 32 single data rate channels and 4 programmable function interface channels, all with direction control, to effectively manage diverse digital communication scenarios. The PXIe-6545 supports advanced timing management, offering a generation timing precision of 5 ns with a sample clock frequency range from 10 MHz to 200 MHz, while maintaining a 10 ns resolution for acquisition timing.

The instrument is equipped with multiple trigger options, including Start, Pause, Script, Reference, Advance, and Stop, providing flexibility for control and synchronization during operation. It is compliant with IVI standards and is supported by the NI-HSDIO driver software, enabling users to configure, calibrate, and operate the device through various application software interfaces such as Microsoft Visual, LabWindows, Measurement Studio, LabVIEW, and .NET. The device is also bundled with the NI Measurement Automation Explorer, which simplifies device setup and test tool configurations.

Physically, the 780993-03 measures 21.6 cm in length, 2.0 cm in height, and 13.0 cm in width, with a weight of 519 g (18.3 oz). It operates optimally in an ambient temperature range of 0°C to 55°C and can be safely stored in temperatures ranging from -20°C to 70°C. The instrument is designed for operation in environments with relative humidity levels between 10% to 90% (non-condensing), while storage conditions permit humidity up to 95% (non-condensing). The PXIe-6545 also comes with a standard warranty of three years, underscoring its reliability and quality.