Measurement Computing CIO-DIO48 - Manual (Page 16)

Chapter 5
Specifications
Typical for 25 °C unless otherwise specified.
Specifications in italic text are guaranteed by design.
Digital input / output
Table 1. DIO 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)
Miscellaneous Locations provided for installation of pull-up or pull-down resistors.
Power consumption
Table 2. Power consumption specifications
+5V 150 mA typical, 195 mA max
Environmental
Table 3. Environmental specifications
Operating temperature range 0 to 50 °C
Storage temperature range -40 to +100 °C
Humidity 0 to 90% non-condensing
Main connector and pin out
Table 4. Connector specifications
Connector type 50-pin shrouded male header
Compatible cables C50FF-x
Compatible accessory products
with the C50FF-x CIO-TERM100
CIO-SPADE50
CIO-MINI50
SSR-RACK24, SSR-RACK48
CIO-ERB24, CIO-ERB48
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