Measurement-computing PC-CARD-DIO48 Instrukcja Użytkownika Pobierz pdf (Strona 17)

Chapter 4

Specifications

Typical for 25 °C unless otherwise specified.

Specifications in italic text are guaranteed by design.

Digital input/output

Table 1. Digital I/O specifications

Digital type 82C55

Configuration 4 banks of 8, 4 banks of 4, programmable by bank as input or output

Number of channels 48 I/O

Output high 3.0 volts min @ -2.5 mA

Output low 0.4 volts max @ 2.5 mA

Input high 2.0 volts min, +5.5 volts absolute max

Input low 0.8 volts max, -0.5 volts absolute min

Power-up / reset state Input mode (high impedance)

Power consumption

Table 2. Power consumption specifications

+5V operating 37 mA typical, 55 mA max

Miscellaneous

Table 3. Miscellaneous specifications

Available at I/O connector (+5V Power)

+5 Volts DC

Protected by resettable fuse:

 Hold current: 350 mA

 Trip current: 700 mA

 Trip and recovery time: 100 m

Environmental

Table 4. Environmental specifications

Operating temperature range 0 to 70 °C

Storage temperature range -40 to 100 °C

Humidity 0 to 95% non-condensing

1 2 ... 12 13 14 15 16 17 18 19

Brak uwag

Measurement-computing PC-CARD-DIO48 Instrukcja Użytkownika Strona 17