Omega Speaker Systems PCI-DAS1001 User Manual download pdf (Page 35)

8.0 ELECTRICAL SPECIFICATIONS

(Typical specifications for 25 DegC unless otherwise specified.

)

8.1 ANALOG INPUT SECTION

A/D converter type 7800

Resolution 12 bits

Programmable ranges

PCI-DAS1001 ±10V, ±1V, ±0.1V, ±0.01V, 0 - 10V, 0 - 1V, 0 - 0.1V, 0 - 0.01V

PCI-DAS1002 ±10V, ±5V, ±2.5V, ±1.0V, 0 - 10V, 0 - 5V, 0 - 2.5V, 0 - 1.0

A/D pacing Programmable: internal counter or external source (A/D External Pacer)

or software polled

Burstmode Software selectable option, rate = 6.67µs

A/D Trigger sources External digital (A/D External Trigger)

A/D Triggering Modes

Digital: Software enabled, rising edge, hardware trigger

Pre-trigger: Unlimited pre- and post-trigger samples. Total # of samples must be >

512.

Data transfer From 1024 sample FIFO via REPINSW, interrupt or software polled

Polarity Unipolar/Bipolar, software selectable

Number of channels 8 differential or 16 single-ended, software selectable

A/D conversion time 3µs

Throughput 150KHz min

Relative Accuracy ±1.5LSB

Differential Linearity error ±0.75 LSB

Integral Linearity error ±0.5 LSB typ, ±1.5 LSB max

Gain Error (10V,1V and 0.1V Ranges) ± 0.02% of reading Max

Gain Error (0.01V Range) ± 0.4% of reading Max

No missing codes guaranteed 12 bits

Gain drift (A/D specs) ±6ppm/°C

Zero drift (A/D specs) ±1ppm/°C

Common Mode Range ±10V

CMRR @ 60Hz 70dB

Input leakage current 200nA

Input impedance 10Meg Ohms Min

Absolute maximum input voltage ±15V

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Omega Speaker Systems PCI-DAS1001 User Manual Page 35