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8.0 Electrical Specifications
(Typical specifications for 25 Deg C unless otherwise specified.)
ANALOG INPUT SECTION
Resolution 12 bits
Programmable ranges ±10 V, ±5 V, ±2.5 V, ±1.25 V, 0 to 10 V, 0 - 5 V, 0 to 2.5 V, 0 to
1.25V
A/D pacing Programmable: internal counter or external source (A/D External
Pacer) or software polled
Burstmode Software selectable option, rate = 3 µs
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 3 µs
Throughput 330 kHz min
Relative Accuracy ±1.5 LSB
Differential Linearity error ±0.75 LSB
Integral Linearity error ±0.5 LSB typ, ±1.5 LSB max
Gain Error (relative to calibration reference) ± 0.02% of reading max
No missing codes guaranteed 12 bits
Gain drift (A/D specs) ±6 ppm/°C
Zero drift (A/D specs) ±1 ppm/°C
Common Mode Range ±10 V
CMRR @ 60 Hz 70 dB
Input leakage current 200 nA
Input impedance 10 megohms min
Absolute maximum input voltage ±35 V
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