TI Profit Up on Cellular, TV Chip Sales  SAN FRANCISCO (Reuters) - Texas Instruments Inc. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=TXN.N target=/stocks/quickinfo/fullquote"&gt;TXN.N&lt;/A&gt;,  the largest maker of chips for cellular phones, on Monday said  record demand for its handset and television chips boosted  quarterly profit by 26 percent, even as it struggles with a  nagging inventory problem.