User Manual

Appendix D Specification
85
Mini PCI Wireless LAN and Modem Card
A. Wireless Specification
Host interface Mini-PCI Spec. V1.0
Form factor Mini-PCI type IIIA
Wireless Chipset Intersil Prism 2.5 chipset ( ISL3874A+HFA3783+ISL3685+ISL3984)
Operation voltage 3.3V
Frequency Range 2.4GHz – 2.4835GHz
Channels Numbers
1 ∼ 11 channels for US
1 ∼ 13 channels for Europe
1 ∼ 13 or 14 channels for Japan
Channel spacing 5MHz
Modulation Technique Direct Sequence Spread Spectrum(CCK,DQPSK,DBPSK)
Spreading 11-chip Barker sequence
Media Access Protocol CSMA/CA(Collision Avoidance) with ACK
Transfer data rate 11Mbps, 5.5Mbps, 2Mbps, 1Mbps, auto-rating
Transmitter output power 14dbm
Receiver sensitivity
(FER <8%)
-80dbm for 11 Mbps
Antenna type Internal diversity with connectors
Frame Error Rate (FER) Less than 8%
Security 64Bit WEP encryption, optional 128Bit RC4