User's Guide

Wireless Hub and USB Dongle User Guide R1.10
Page 20 Wisair Wireless USB Hub Reference Design
6 Technical Specifications
Model number HWA531 — USB Dongle
DWA531 — 4 port Wireless Hub
UWB Chipset Wisair 531 MAC/BB chip, Wisair 502 RF chip
Operational Range Up to 10 to 20 meters (30 to 60 feet)
PHY data rate Up to 480Mbps (Automatic or manually selected)
Frequency range 3.1GHz to 4.8GHz; supporting 3 sub-bands, 528MHz each
RF modulation type Multiband OFDM
Max. output power
80µW (-41.25dBm/MHz maximum)
Max Power Consumption HWA531 — 1.75W (350 mA maximum @5VDC from USB port)
DWA531 — 3 W (600mA @5VDC from external power supply)
USB end points types Bulk in/out, Interrupt, Control
Number of endpoints 32 endpoints
USB power drive Powers up to 4 USB external devices (500mA@5VDC each)
USB association type PC host GUI based association
LED indications Power , Association, Traffic , USB Port active (on Wireless Hub)
PCB size HWA531 — 25 by 69 mm
DWA531 — 38 by 92 mm
Antenna HWA531 — UWB on-board omni-directional antenna
DWA531 — UWB two internal omni-directional antennas
Operating Temperature
range
5°C to +50°C
Operational Humidity 10-95%
PHY compliance Complies with WiMedia PHY spec. Rev. 1.0
FCC compliance Complies with FCC CFR 47 Part 15 subpart F; UWB intentional radiation and
subpart B.
USB hub compliance Complies with USB 2.0/1.1
OS compliance Microsoft® Windows XP SP2; Microsoft WHQL approved
Coexistence Co-exists with standard WiMedia devices
Coexistence with co-located additional USB dongles or UWB systems (FFI, TFI
schemes)