Chip stocks rallied alongside the general market Tuesday, and after Texas Instruments (TXN) gave positive detail on its fourth-quarter expectations. The Dallas-based chipmaker narrowly trimmed its high- and low-end revenue guidance. It lifted earnings guidance substantially, to between 32 cents and 36 cents a share, not including a one-time charge of 27 cents per share for restructuring and other costs. The change was modest but gave Texas