For a list of all currently documented Broadcom chipsets with specifications, see Broadcom.
Power: 12 VDC, 0.5 A
Connector type: barrel
CPU1: Broadcom BCM5354FLA1: 2 MiB
Model?)RAM1: 8 MiB
Expansion IFs: none specified
WI1 chip1: Broadcom BCM5354
WI1 802dot11 protocols: bg
WI1 antenna connector: none
802dot11 OUI: none specified
Wireless-G Broadband Router
"3763-14141905R" is silkscreened on the board according to the picture on TechInfoDepot below. This is the same board ID as the Linksys WRT54G v8.0.
Linksys WRT54G v7.2 on TechInfoDepot
WRT54G series on Wikipedia
Linksys WRT54Gxx page on the DD-WRT wiki
WRT54G page on the OpenWrt wiki