Description
The Part Number 778572-56 refers to a specific model of PXI Switches, which is categorized under the model PXI-2556. This particular model is a National Instruments PXI-2556 PXI RF Multiplexer Switch Module, designed for high channel count applications. It is particularly useful for connecting measuring or signal generation instruments to multiple test points, making it an invaluable tool in various testing scenarios.
Concerning software compatibility, this switch module supports the NI-SWITCH and IVI driver software. Additionally, it can be managed using the NI Switch Executive additional software tool, which simplifies the configuration and management of the switch, enhancing the user experience.
The PXI-2556 is characterized by its use of Electromechanical Relays as its switching mechanism. This type of switch is known for its reliability and durability, ensuring consistent performance over time. The module features 2 banks and 4 channels, providing flexibility in how devices are connected and tested. Moreover, it boasts a switch bandwidth of 2.5 GHz, which is suitable for a wide range of frequencies used in testing and measurement applications. Lastly, it has a characteristic impedance of 75 Ohm, which is a standard value for ensuring minimal signal distortion during the switching process.
| Specification | Detail |
|---|---|
| Part Number | 778572-56 |
| Category | PXI Switches |
| Model | PXI-2556 |
| Description | National Instruments PXI-2556 PXI RF Multiplexer Switch Module |
| Driver Software Compatibility | NI-SWITCH, IVI |
| Additional Software Tool | NI Switch Executive |
| Application | High channel count applications for connecting measuring or signal generation instruments to multiple test points |
| Switch Type | Electromechanical Relays |
| Banks | 2 |
| Channels | 4 |
| Switch Bandwidth | 2.5 GHz |
| Characteristic Impedance | 75 Ohm |
Question 1: What is the switch bandwidth of the PXI-2556?
Answer 1: 2.5 GHz
Question 2: Does the PXI-2556 support NI-SWITCH software?
Answer 2: Yes, it supports NI-SWITCH.
Question 3: What type of relays does the PXI-2556 use?
Answer 3: Electromechanical Relays
Question 4: How many channels does the PXI-2556 have?
Answer 4: 4 channels across 2 banks
Question 5: What is the characteristic impedance of the PXI-2556?
Answer 5: 75 Ohm




