ISL3873A

•PCMCIA Host Interface and compatibility with USB V1.1.
•New Start Up Modes Allow the PCMCIA Card Information Structure to be Initialized From a Serial EEPROM. This Allows Firmware to be Downloaded from the Host, Eliminating the Parallel Flash Memory Device
•Firmware Can be Loaded from Serial Flash Memory
•Zero Glue Connection to 16-Bit Wide SRAM Devices
•Low Frequency Crystal Oscillator to Maintain Time and Allow Baseband Clock Source to Power off During Sleep Mode
•Improved Performance of Internal WEP Engine
•Improvements to Debug Mode Support Tracing Execution From on Chip Memory
•Programmable MBUS Cycle Extension Allows Accessing of Slow Memory Devices Without Slowing the Clock
•Complete DSSS Baseband Processor
•RAKE Receiver with Decision Feedback Equalizer
•Processing Gain. . . . . . . . . . . . . . . . . . . . .FCC Compliant
•Programmable Data Rate . . . . . . . .1, 2, 5.5, and 11Mbps
•Ultra Small Package. . . . . . . . . . . . . . . . . . . . . 14 x 14mm
•Single Supply Operation . . . . . . . . . . . . . . . . 2.7V to 3.6V
•Modulation Methods. . . . . . . . DBPSK, DQPSK, and CCK
•Supports Full or Half Duplex Operations
•On-Chip A/D and D/A Converters for I/Q Data (6-Bit, 22MSPS), AGC, and Adaptive Power Control (7-Bit)
•Targeted for Multipath Delay Spreads 125ns at 11Mbps, 250ns at 5.5Mbps
•Supports Short Preamble and Antenna Diversity

•PC Card Wireless LAN Adapters
•USB and PCMCIA Wireless LAN Adapters
•PCN / Wireless PBX / Wireless Local Loop
•High Data Rate Wireless LAN Systems Targeting IEEE 802.11b Standard
•Wireless LAN Access Points and Bridge Products
•Spread Spectrum WLAN RF Modems
•TDMA or CSMA Packet Protocol Radios
•PCI Wireless LAN Cards (Using Ext. Bridge Chip)
•ISA, ISA PNP WLAN Cards

Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.6V
Input, Output or I/O Voltage . . . . . . . . . . . .GND -0.5V to VCC +0.5V
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...Class 2