JYTEK NuDAQ PCI-69222, User Manual

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Introduction 5
Fall time 0.7 µs
Settling time to 1% output
error
3 µs
DNL 0.7 LSB
INL 1 LSB
Output driving ±5 mA (maximum)
Function I/O
Number of channels • 16-CH programmable function DI
• 16-CH programmable function DO
Compatibility TTL (single-ended)
(supports 3.3 V and 5 V DI; 3.3 V DO)
Input voltage • Logic low: VIL=0.8 V max; IIL=0.2 mA max
• Logic high: VIH=2.0 V min; IIH=0.2 mA max
Output voltage • Logic low: VOL=0.5 V max; IOL=10 mA max
• Logic high: VOH=2.6 V min; IIH=10 mA max
Supported modes
4
• 16-CH TTL DI and16-CH TTL DO
• 4-CH 32-bit general-purpose timer/counters
Clock source: Internal or External
Max. source frequency: Internal 80 MHz
External 10 MHz
• 4-CH PWM outputs
Duty cycle
5
:1-99%
Modulation frequency: 20 MHz to 0.005 Hz
• External digital trigger in and out
• External analog input convert source
• External analog output convert source
• Digital waveform acquisition and generation
DI acquisition FIFO size 512 samples
DO acquisition FIFO size 512 samples
Data transfers Programmed I/O, DMA