Measurement-computing PC104-AC5 Manual do Utilizador descarregar pdf (Página 14)

4 SPECIFICATIONS

Typical for 25°C unless otherwise specified.

Power consumption

+5V Operating

625 mA typical, 960 mA maxPC104-AC5

Digital Input / Output

High impedance Power On / Reset

Locations provided for user-installation.Pull-Up/Pull-Down Resistors

+5.5V max.Absolute maximum input voltage

64 mA max.Low Level Output Current

−15 mA max.

High Level Output Current

2.4V min. (Ioh = −15 mA)

Output high voltage

0.5V max. (Iol = 64 mA)Output low voltage

2.0V min.Input high voltage

0.8V max.Input low voltage

2 banks of 8 bits each and 2 banks of 4 bits

each (8255A mode 0 emulation)

Each bank programmable as either input or

output

Configuration

24Number of I/O

Digital Outputs - 74S244

Digital Inputs - 74LS373

Digital type

Interrupts

Jumper-selectable (P4)Interrupt enable/disable

2, 3, 4, 5, 6, 7 (jumper-selectable)Interrupt Levels

ExternalInterrupt Source

Environmental

0 to 95% non-condensingHumidity

−40 to 100°C

Storage Temperature Range

0 to 70°COperating Temperature Range

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 23 24

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Measurement-computing PC104-AC5 Manual do Utilizador Página 14