Measurement-computing CIO-DAS800 Manuale Utente Scaricare il pdf (Pagina 17)

6 SPECIFICATIONS

Power consumption

+5V quiescent 450 mA typical, 600 mA max

Analog input section

A/D converter type AD674A, Successive Approximation

Resolution 12 bits

Number of channels 8

Input Ranges ±5V fixed

Polarity Bipolar fixed

A/D pacing Programmable: internal counter or external source (IR Input

/ XCLK, falling edge) or software polled

A/D Trigger sources External hardware (Digital In 1 / Trig, rising edge)

Data transfer Interrupt or software polled from 256 sample FIFO buffer

Channel configuration Single-ended

DMA None

A/D conversion time 20 µs

Throughput 50 kHz

Accuracy ±0.01% of full scale ±1 LSB typ, ±0.05% of full scale ±1

LSB max

Differential Linearity error ±0.5 LSB max

Integral Linearity error ±1 LSB

No missing codes (guaranteed) 12 bits

Gain drift (A/D specs) ±50 ppm/°C

Zero drift (A/D specs) ±10 ppm/°C

Common Mode Range ±10V

CMRR @ 60 Hz 70 dB min

Input leakage current (@ 25 deg C) ± 30 nA

Input leakage current (over temperature)±250 nA

Input impedance >1000 Mohm typical

Absolute maximum input voltage ±35V

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Measurement-computing CIO-DAS800 Manuale Utente Pagina 17