	burr brown bbrc sees lower st qtr ings burr brown corp said its first quarter results will show profits significantly below the dlrs or cts per share ed in the first quarter last year the company said the profit decline will be the result of an increase in reserves for inventory valuation the increase will be to cover potential write downs of certain inventories or products used in compact disc stereo systems burr brown said the possible write down is being precipitated by a shift in market demand toward higher performance products reuter 
