Description
The National Instruments DAQPad-6508 Digital I/O Device is a versatile USB interfaced unit with a variety of part numbers including the standard 777661-01, the UK-specific 777661-06 which supports 240VAC, and the Japan-specific 777661-07 supporting 100VAC. It is equipped with four 24-bit Programmable Peripheral Interfaces (PPIs) and three 8-bit sub ports, achieving transfer rates of up to 60 samples per second (S/s).
This device boasts 96 bi-directional 5 V static I/O lines compatible with both TTL and CMOS signals, and can handle a maximum current of 2.5 mA per channel or a total of 240 mA. It is designed with mass termination and features a two-wire handshaking capability for simplified connectivity. The DAQPad-6508’s external power requirements are up to 12 W at 9–30 VDC, while its USB current requirement is typically 220 mA and can go up to 500 mA maximum at 4.40–5.25 VDC.
| Specification | Detail |
|---|---|
| Product Name | National Instruments DAQPad-6508 Digital I/O Device |
| Part Numbers | 777661-01 (Standard), 777661-06 (UK 240VAC), 777661-07 (Japan 100VAC) |
| Interface | USB |
| Number of PPIs | Four 24-bit Programmable Peripheral Interfaces |
| Sub Ports | Three 8-bit sub ports |
| Transfer Rates | Up to 60 S/s |
| Digital I/O Lines | 96 bi-directional 5 V static I/O lines |
| Signal Compatibility | TTL, CMOS |
| Maximum Current per Channel | 2.5 mA |
| Maximum Total Current | 240 mA |
| Mass Termination | Yes |
| Handshaking Capability | Two-wire |
| External Power Requirement | Up to 12 W at 9–30 VDC |
| USB Current Requirement | 220 mA typical, 500 mA maximum at 4.40–5.25 VDC |
Q1: What are the specifications and power requirements of the National Instruments DAQPad-6508 Digital I/O Device, including its different part numbers for specific regions, Programmable Peripheral Interfaces, bi-directional I/O lines, and current handling capabilities?
A1: The standard National Instruments DAQPad-6508 Digital I/O Device has the part number 777661-01 without specific voltage support mentioned, the UK-specific version is designated as 777661-06 and supports 240VAC, and the Japan-specific model is identified as 777661-07, which is tailored to support 100VAC.
Q2: What are the capabilities and power requirements of the National Instruments DAQPad-6508 Digital I/O Device?
A2: The National Instruments DAQPad-6508 Digital I/O Device features four 24-bit Programmable Peripheral Interfaces (PPIs), three 8-bit sub-ports, and 96 bi-directional 5 V static I/O lines with TTL and CMOS signal compatibility, handling a maximum of 2.5 mA per channel with a total of 240 mA, and achieving transfer rates up to 60 samples per second. It requires an external power supply of 9–30 VDC
Q3: What are the input voltage requirements for both the external power and USB current of the National Instruments DAQPad-6508 Digital I/O Device?
A3: The external power requirements for the National Instruments DAQPad-6508 Digital I/O Device are 9–30 VDC, up to 12 W, and the USB current requirement is typically 220 mA, with a maximum of 500 mA at 4.40–5.25 VDC.
Q4: What are the distinctions between the standard, UK-specific, and Japan-specific part numbers of the National Instruments DAQPad-6508 Digital I/O Device, and what are their respective voltage supports?
A4: The National Instruments DAQPad-6508 Digital I/O Device features part numbers 777661-01 for the standard version, 777661-06 for the UK with 240VAC support, and 777661-07 for Japan with 100VAC support, and is equipped with four 24-bit Programmable Peripheral Interfaces (PPIs), three 8-bit sub ports, and achieves transfer rates up to 60 samples per second (S/s). It has 96 bi
Q5: Considering the specifications of the National Instruments DAQPad-6508 Digital I/O Device, what are the differences in voltage support between the standard, UK-specific, and Japan-specific part numbers?
A5: The National Instruments DAQPad-6508 Digital I/O Device standard part number 777661-01 does not specify a particular voltage support, the UK-specific part number 777661-06 supports 240VAC, and the Japan-specific part number 777661-07 supports 100VAC.
