National Instruments 3.21E+04 - page 118

Appendix A Specifications for AT-MIO-16E-1, AT-MIO-16E-2 and AT-MIO-64E-3
AT-MIO/AI E Series User Manual A-8
 National Instruments Corporation
Onboard calibration reference
Level.......................................... 5.000 V (±2.5 mV) (actual value
stored in EEPROM)
Temperature coefficient.............. ±5 ppm/°C max
Long-term stability..................... ±15 ppm/
Digital I/O
Number of channels...........................8 input/output
Compatibility.....................................TTL/CMOS
Power-on state................................... Input (High-Z)
Data transfers.....................................Programmed I/O
Timing I/O
Number of channels...........................2 up/down counter/timers,
1 frequency scaler
Resolution
Counter/timers............................ 24 bits
Frequency scalers....................... 4 bits
Compatibility.....................................TTL/CMOS
Digital logic levels............ Level Min Max
Input low voltage 0 V 0.8 V
Input high voltage 2 V 5 V
Input low current
(Vin = 0 V) — -320 µA
Input high current
(Vin = 5 V) — 10 µA
Output low
voltage
(IOL = 24 mA) — 0.4 V
Output high
voltage
(IOH = 13 mA) 4.35 V —
1,000 h