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Specifications
All specifications are subject to change without notice.
Typical for 25 °C unless otherwise specified.
Specifications in italic text are guaranteed by design.
Digital input/output
Digital type
Output
Input
Configuration
Number of I/O
Output high
Output low
Input high
Input low
Power-up / reset state
Pull-up/pull-down resistors
Power consumption
+5V Operating
+5 V User Output
+5 V User Output Fuse
Environmental
Operating temperature range
Storage temperature range
Humidity
Mechanical
Card dimensions
Table 1. Digital I/O specifications
8255 emulation, Mode 0
74ABT244
74LS373
4 banks of 8, 4 banks of 4, programmable by bank as input or output
48
2.0 volts min @ -15 mA
0.55 volts max @ 64 mA
2.0 volts min, 5.5 volts absolute max
0.8 volts max, -0.5 volts absolute min
Input mode (high impedance)
SIP resistor locations provided for pull-up or pull-down configuration.
Table 2. Power consumption specifications
405 mA typical, 1.6 A max
1 A max. per +5 V User Output (pin 49, protected with 1 A slow blow fuse)
0452001.
- Littelfuse 1A NANO
or equivalent
Table 3. Environmental specifications
0 to 50 °C
-20 to 70 °C
0 to 90% non-condensing
Table 4. Mechanical specifications
174.7 mm (L) x 106.6 mm (H) x 18.72 mm (W max)
6.88" (L) x 4.2" (H) x 0.74" (W max)
15
2®
®
Slo-Blo
Subminiature Surface Mount Fuse
Chapter 4
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