ASPECIFICATIONS
This appendix lists specifications, pin assignments, and cable
requirements for the 3C509B NIC.

NIC Specifications

Network Interface
3C509B-TP
3C509B-TPO
Ethernet IEEE 802.3i 10BASE-T
industry standard for a 10 Mbps
baseband CSMA/CD local area
network
3C509B-COMBO
3C509B-TPC
IEEE 802.3i 10BASE-T and
Ethernet IEEE 802.3 industry
standard for a 10 Mbps CSMA/CD
local area network
Physical Dimensions
Length: 155.956 mm (6.14 in)
Height: 100.330 mm (3.95 in)
TPO height: 63.500 mm (2.50 in)
TPC height: 77.470 mm (3.05 in)
Environmental Operating Range
Operating temperature: 0˚ to 70 ˚C (32˚ to 158 ˚F)
Humidity: 10 to 90% noncondensing
Power Requirements
Operating voltage: +5 V ± 5% @ 150 mA max
+12 V ± 5% @ 0.5 A max