Description
The National Instruments PXI-7842 is a multifunction reconfigurable I/O module identified by part number 780338-01, which incorporates an onboard FPGA, the Virtex-5 LX50, for advanced data acquisition and signal processing capabilities. This module features 8 analog input (AI) channels with a 16-bit input resolution and a successive approximation ADC type, achieving a rapid A/D conversion time of 4 µs and a maximum sampling rate of 200 kS/s, while offering a small signal bandwidth of 1 MHz.
Furthermore, the PXI-7842 provides 8 analog output (AO) channels at 16-bit resolution, which are single-ended with a voltage output and support a substantial maximum update rate of 1 MS/s within a voltage range of +10V. With its 96 digital I/O (DIO) channels, the module caters to various logic levels, including 3.3 V TTL and 5 V TTL, and features an impressively minimal sampling time, making it a versatile solution for a wide array of applications in data acquisition and control systems.
Question 1: What are the specific capabilities and features of the National Instruments PXI-7842 multifunction reconfigurable I/O module, including its onboard FPGA, input/output specifications, and suitability for data acquisition and control systems?
Answer 1: The National Instruments PXI-7842 module is distinguished by its integration of an onboard FPGA, the Virtex-5 LX50, 8 AI channels with 16-bit resolution and a 4 µs A/D conversion time, 8 AO channels with a high update rate of 1 MS/s, and a substantial 96 DIO channels that support various logic levels, rendering it highly capable for advanced data acquisition and signal processing tasks.
Question 2: What are the capabilities and specifications of the National Instruments PXI-7842, including its FPGA type, the number of analog and digital channels, resolution, ADC type, sampling rates, and output voltage range?
Answer 2: The National Instruments PXI-7842 I/O module is best suited for applications that require high-speed and high-resolution data acquisition and signal processing, such as automated test equipment, control systems, and real-time data analysis, where the combination of multiple analog and digital input/output channels, onboard FPGA, and the capacity for rapid A/D conversion are essential for performance.
Question 3: What distinguishes the National Instruments PXI-7842 module in terms of its analog and digital capabilities, as well as its FPGA integration?
Answer 3: The National Instruments PXI-7842 is a multifunction reconfigurable I/O module equipped with an onboard Virtex-5 LX50 FPGA, offering 8 analog input channels with 16-bit resolution and successive approximation ADC achieving a 4 µs A/D conversion time and 200 kS/s sampling rate, 8 analog output channels at 16-bit resolution with a 1 MS/s update rate within a +10V range, and 96 digital I/O channels compatible with 3
Question 4: What type of applications are best suited for the National Instruments PXI-7842 I/O module given its advanced data acquisition and signal processing capabilities, and its combination of analog and digital input/output channels?
Answer 4: The National Instruments PXI-7842 module features 8 analog input channels with a 16-bit input resolution and a maximum sampling rate of 200 kS/s, as well as 8 analog output channels with a 16-bit resolution and a maximum update rate of 1 MS/s.
Question 5: What are the input and output resolutions and the maximum sampling rates for the analog channels on the National Instruments PXI-7842 module?
Answer 5: The National Instruments PXI-7842 is a reconfigurable I/O module equipped with a Virtex-5 LX50 FPGA, offering 8 analog input channels and 8 analog output channels both with 16-bit resolution, a successive approximation ADC with a 4 µs A/D conversion time, a maximum AI sampling rate of 200 kS/s, an AO update rate of 1 MS/s, and a voltage range of +10V, along with 96 digital I/O channels
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| Feature | Specification |
|---|---|
| Product Name | National Instruments PXI-7842 PXI Multifunction Reconfigurable I/O Module |
| Part Number | 780338-01 |
| Onboard FPGA | Virtex-5 LX50 |
| Number of AI Channels | 8 |
| ADC Type | Successive Approximation |
| Input Resolution | 16 bits |
| A/D Conversion Time | 4 µs |
| Maximum Sampling Rate (AI) | 200 kS/s |
| Small Signal Bandwidth | 1 MHz |
| Number of AO Channels | 8 (16-bit) |
| AO Channel Properties | Single-ended, Voltage Output |
| Maximum Update Rate (AO) | 1 MS/s |
| Voltage Range (AO) | +10V |
| Number of DIO Channels | 96 |
| Supported Logic Levels (DIO) | 3.3 V TTL, 5 V TTL |
| Minimum Sampling Time (DIO) |