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Appendix a specifications, Specifications – National Instruments Signal Processing Engineering Educational Device NI SPEEDY-33 User Manual

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© National Instruments Corporation

A-1

NI SPEEDY-33 User Manual

A

Specifications

Specifications listed below are typical at 25 °C unless otherwise noted.

Analog I/O

Input ....................................................... Stereo 48 kHz 16 bit A/D

Output..................................................... Stereo 48 kHz 16 bit D/A

Supported sampling rates ....................... 8 kHz, 18 kHz, 24 kHz, 36 kHz,

48 kHz

Maximum working voltage for analog inputs
(signal + common mode) ....................... 600 mV

Maximum working voltage for analog outputs
(signal + common mode) ....................... 1.41 V

Input impedance

Left to AI GND............................... 30 k

Ω

Right to AI GND............................. 30 k

Ω

Digital I/O

Input ....................................................... 8 bit switch,

pins on J11

Output..................................................... 8 bit LEDs,

pins on J11

Maximum working voltage .................... TTL 5 V signal

Memory

On-chip RAM ........................................ 34 K

× 32

Flash ....................................................... 512 K

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