HFA3842B - PCMCIA/USB Wireless LAN Medium Access Controller
HOST INTERFACE PINS PIN NAME PIN NUMBER PIN I/O TYPE HA0-9 106-113, 117, 118 5V Tol, CMOS, Input, 50K Pull Down HCE1- 1 5V Tol, CMOS, Input, 50K Pull Up HCE2- 122 5V Tol, CMOS, Input, 50K Pull Up HD0-15 101-99, 6-2, 96-94, 128-125, 123 5V Tol, BiDir, 2mA, 50K Pull Down HINPACK- 103 C
TM PRELIMINARY Data Sheet HFA3842B June 2001 File Number 8020 PCMCIA/USB Wireless LAN Medium Access Controller The Intersil HFA3842B Wireless LAN Medium Access Controller is part of the PRISM® 2.4GHz radio chip set.
The HFA3842B directly interfaces with the Intersil HFA386x family of Baseband Processors, offering a complete end-to-end chip set solution for wireless LAN products.
Protocol and PHY support are implemented in firmware to allow custom protocol and different PHY transceivers.
The
HFA3842B Features
* USB Host Interface supports USB V1.1 at 12Mbps, and is an alternative to the PC Card host interface.
* 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 paralle
