For a list of all currently documented Texas Instruments chipsets with specifications, see Texas Instruments.
The FCC test report specifies the CPU as the TNETW5305 (ARM7) and the Flash and RAM size as 1MB and 4MB respectively (with Can Expand noted after the values). It also specifies the Switch chip as a Atan 8995L / AT8985P or Marvell 88E6052.. but the FCC image shows the device with an ADMtek Switch.
The default IP for this device is from the FCC manual.
The default SSID may be default.