HP AD278A and AD279A PCI Multiplexer Support Guide, November 2008

HP AD279A PCI MUX 64-port Serial Adapter Specifications
Table A-2 lists AD279A PCI MUX 64-port serial adapter specifications.
Table A-2 AD279A PCI MUX 64-port Serial Adapter Specifications
Power Requirements
0.43 amps typical plus module power draw+5 V +/- 5%
20 milliampsVio at +5 V
Card Type and Speed
PCI 33MHz
Environmental Requirements
10 to 55 degrees CAmbient Temperature
5% to 90%Relative Humidity
30 CFM forcedAir Movement
0 to 12,000 feet (365.76 cm)Altitude
Serial Interface Surge Suppression
13 VThreshold voltage:
< 10 nSResponse Time
Mechanical Requirements
6.75 inches (17.145 cm)Length
.5 inches (1.270 cm)Width
4.2 inches (10.668 cm)Height
4 ounces (113.40 gram)Weight
AD280A/AD281A Port Module Specifications
Table A-3 lists the AD280A/AD281A port module specifications.
Table A-3 AD280A/AD281A Port Module Specifications
Power Requirements
The HP 16-port RS-232 Port Modules (RJ45 and DB25) receives power supply from the EBI bus that connects it to
the adapter.
Each module draws 0.7 amps typically.
Power from the EBI bus is sufficient to power 2 port modules connected together. The third and fourth port modules
require the external power supply, part number AD280-2001A (currently unavailable).
Environmental Requirements
10 to 55 degrees CAmbient Temperature
5% to 90%Relative Humidity
0 to 12,000 feet (365.76 cm)Altitude
30 Technical Specifications