| Technical Specification |
<p>Channels 48 bi-directional, open drain, TTL/5VCMOS compatible</p>
<p>Internal pull-up resistor 10 KΩ, 5%</p>
<p>Output low-level current 24 mA max. per channel</p>
<p>72 mA total max. per 6-channel DIO group</p>
<p>Output low-level voltage 0.6 V max. @ 12 mA</p>
<p>0.8 V max. @ 24 mA</p>
<p>Input voltage range ¹ 0 to +5.5 V (normal operation)</p>
<p>-0.5 to +6.5 V (absolute max.)</p>
<p>Input high-level threshold 2.2 V max.</p>
<p>Input low-level threshold 0.6 V min.</p>
<p>Input hysteresis 0.4 V min.; 1.2 V max.</p>
<p>Input leakage ¹ 50 μA @ 5 V, max.</p>
<p>Counters</p>
<p>Channels 6</p>
<p>Resolution 32 bits</p>
<p>Time base stability ±50 ppm</p>
<p>Count rate 0 to 25 MHz (external clock), 1 or 50 MHz (internal clock)</p>
<p>Input clock frequency, quadrature clocks</p>
<p>(ClkA or ClkB) 0 to 12.5 MHz, corresponding to these count rates:</p>
<p>x4: 0 to 50 Mcounts/s</p>
<p>x2: 0 to 25 Mcounts/s</p>
<p>x1: 0 to 12.5 Mcounts/s</p>
<p>Input clock frequency, mono clock 0 to 25 MHz, corresponding to 0 to 25 Mcounts/s</p>
<p>Input signal functions ClockA (quadratureA/mono clock), ClockB (quadratureB clock), Index</p>
<p>Input signal compatibility RS-422 differential, TTL/5VCMOS single-ended</p>
<p>Input CMV ¹ -0.3 to +5.5 V (-4 to +8 V absolute max.)</p>
<p>Input differential voltage range ±5.8 V (±12 V absolute max.)</p>
<p>Input differential high-level threshold 200 mV max.</p>
<p>Input differential low-level threshold -200 mV min.</p>
<p>Input resistance ¹ 12 KΩ typical; 7 KΩ min.</p>
<p>Analog Inputs</p>
<p>Channels 16 differential</p>
<p>Resolution 16 bits</p>
<p>Conversion time 3 μs</p>
<p>Settling time 0 μs to 335 ms per sample, programmable in 1 μs steps</p>
<p>Differential input voltage ranges ±1V, ±2V, ±5V, ±10V</p>
<p>AIN working voltage range (signal + CMV) ±10V</p>
<p>Absolute maximum AIN voltage ¹ -20 to +20 V continuous</p>
<p>-30 to +30 V peak (1 ms pulses, 10% duty cycle max.)</p>
<p>CMRR 80 dB @ 1kHz, 65 dB @ 10kHz</p>
<p>Integral nonlinearity ±1.5 LSB maximum</p>
<p>Differential nonlinearity ±1.25 LSB maximum</p>
<p>Gain error ±2 LSB typical, ±40 LSB maximum</p>
<p>Zero error ±0.8 mV maximum</p>
<p>Input impedance (either AIN to AGND) > 10 MΩ in parallel with 100 pF</p>
<p>Analog Outputs</p>
<p>Channels 8 single ended, with local (on-board) sensing</p>
<p>Resolution 16 bits</p>
<p>Output ranges 0 to +5V, 0 to +10V, ±5V, ±10V</p>
<p>Conversion time 1.04 μs</p>
<p>Output current ±2 mA maximum</p>
<p>Integral nonlinearity ±2 LSB maximum</p>
<p>Differential nonlinearity ±1 LSB maximum</p>
<p>Gain error ±4 LSB typical; ±20 LSB maximum</p>
<p>Unipolar zero error 5V range, 25°C: ±80 μV typical, ±200 μV maximum</p>
<p>10V range, 25°C: ±100 μV typical, ±300 μV maximum</p>
<p>5V range: ±140 μV typical, ±400 μV maximum</p>
<p>10V range: ±150 μV typical, ±600 μV maximum</p>
<p>Bipolar zero error ±2 LSB typical; ±12 LSB maximum</p>
<p>Watchdog and Fail-safe</p>
<p>Timer stages 3</p>
<p>Interval (per stage) Programmable from 20 ns to 85.9 s, in 20 ns steps</p>
<p>Output events Stage 0: Fail-safe trigger, IRQ</p>
<p>Stage 1: NMI out via digital output, PCIe Fatal Error</p>
<p>Stage 2: Reset via digital output or onboard solid state relay (SSR)</p>
<p>Fail-safe control Independent enable and state for each of 48 digital I/Os, 8 analog outputs</p>
<p>Host Interface</p>
<p>System bus PCI Express, x1, compliant to PCIe Specification 1.0a</p>
<p>Dimensions PCI Express standard height, half-length</p>
<p> </p>
<p>826 mechanical dimensions</p>
<p> </p>
<p>Power</p>
<p>Input power (nominal, w/no external loads) +12 V @ 350 mA, +3.3 V @ 450 mA</p>
<p>+5V out 5VDC ±5%, 400 mA max. (total for all DIO/counter connectors)</p>
<p>Environmental</p>
<p>Operating temperature 0 to 70°C</p>
<p>Storage temperature -40 to 70°C</p>
<p>Pressure, operating 650 to 1010 hPa</p>
<p>Humidity, operating 20% to 80% RH, non-condensing</p>
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