Cirrus Logic
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This page covers the following companies: ShareWave and Cirrus Logic.
Timeline
- 1996: ShareWave founded
- 2001: Cirrus Logic acquires ShareWave [1]
- 2002: Cirrus Logic exits the Wi-Fi chip business [2]
Chips and reference designs
Ordered by release date:
Before whitecap 1:
- ShareWave SWN250A - NAMI Compression/Decompression Chip
- ShareWave SWS260A Wireless Network Controller, used in Cresta radio module (w/ Harris/Intersil RFIC) (released in 1998)
- ShareWave SWS261A Multimedia Device Controller
- SWN350A NAMI Compression Chip
- SWN351A NAMI Decompression Chip
- ShareWave Osprey wireless PC-to-PC connection reference design
- ShareWave Falcon wireless TV terminal reference design
- module: SWC424A Cresta Digital Radio module - 4Mbps DSSS 2.4GHz
Whitecap 1 (not 802.11 compliant) - "Stinson" platform - "SW2000 Series":
- ShareWave SWN2120 Wireless Network Controller - Whitecap proprietary protocol, not 802.11 compliant (MAC only, typically used with Intersil PRISM BB+RFIC)
- ShareWave SWN2120 Wireless Network Controller (low power)
- ShareWave SWB2510 Wireless Bridge Controller
- ShareWave SWG2710 broadband Residential Gateway (RG) Controller
- module: ShareWave Cresta II radio module - Whitecap protocol
Whitecap 2 (2001) "Bodega" platform/chipset - "SW2200 Series" 802.11b + Whitecap2 proprietary protocol:
- SW2210 Wireless PCI/USB Controller
- SW2220 Wireless PCMCIA Controller
- SW2230 Wireless Mini PCI Controller
- SW2250 Wireless 10BT Controller
- SW2270 Wireless Multi-Link Controller
- module: Cresta 3 Mini-PCI Digital Radio/ reference design
"Hermosa" Wireless LAN Platform:
- Collaborated with Radiata on combined 802.11a+b chipset using Radiata 802.11a chipset.
- SW5200 Series Network Controllers
After Cirrus Logic acquisition in 2001, Whitecap 2 chips were relabeled to "CS22200 Series":
- CS22210 Wireless PCI/USB Controller
- CS22220 Wireless PCMCIA Controller
- CS22230 Wireless Mini PCI Controller
- CS22250 Wireless 10BT Controller
- CS22270 Wireless Multi-Link Controller
External Links
- ShareWave homepage: sharewave.com
- Cirrus Logic homepage: cirrus.com
