User's Manual

Specifications of Low Profile PCI 802.11b Card
3
802.11 Wireless LAN
Features
- Intersil Prism II.V chipset
- IEEE802.11 Direct Sequence Spread Spetrum (DSSS)
- IEEE802.11 Standard Data Rates: 1, 2, 5.5 and 11Mbps
- Full Implementation of the MAC Protocol Specified in IEEE Standards 802.11-1999 and 802.11b
- Internal Encryption Engine Executes IEEE802.11 WEP
- 128-bit WEP encryption, backward compatible with 64-bit solutions.
- Support BSS (Infrastruture mode) and IBSS (Ad hoc mode).
- Support BSS and IBSS operation under Distributed Coordination Function (DCF) and Ponit
Coordination Function (PCF)
- Support Psuedo IBSS mode which allows two computers to communicate in Ad Hoc configuration and
allows backward compatibility with previous generation of Intersil products.
- Onboard Diversity Antenna
Specification Compliance
- IEEE 802.11b
- PCI Bus Interface Spec. 2.2
Form factor
- Low Profile PCI Card MD1 form factor
- 119.91mm x 64.41mm (LxH)
802.11 Wireless LAN Block Diagram
ICW3874A: Intersil, Wireless LAN integrated Medium Access Controller with Baseband Processor
ICW3783: Intersil, I/Q Modulator/Demodulator and Synthesizer
ICW3183: Intersil, 748MHz Voltage Controlled Oscillator
ICW3685: Intersil, 2.4GHz RF/IF Converter and Synthesizer
ICW3984: Intersil, 2.4GHz Power Amp and Detector
PCI
3874A MAC+BBP
SRAM
FLASH
CLOCK
3783 MODEM SYNT
VCO
CLOCK
3685 RF/IF
CONVERTER
VCO
DIVERSITY SW.
3984 POWER AMP