Appendix A Specifications for PCMCIA Bus
6023E/6024E/6025E User Manual A-16 ni.com
Stability
Offset temperature coefficient................±50 µV/°C
Gain temperature coefficient ..................±25 ppm/°C
Digital I/O
Number of channels................................8 input/output
Compatibility..........................................TTL/CMOS
DIO<0..7>
Digital logic levels
Power-on state.........................................Input (High-Z),
50 kΩ pull up to +5 VDC
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
Level Min Max
Input low voltage
Input high voltage
Input low current (V
in
=0V)
Input high current (V
in
=5V)
0V
2V
—
—
0.8 V
5V
–320 µA
10 µA
Output low voltage (I
OL
=24mA)
Output high voltage (I
OH
=13mA)
—
4.35 V
0.4 V
—