Programmable-logic device maker Xilinx ( XLNX) raised its guidance Tuesday for the December quarter, saying that revenue will rise 1% to 3% sequentially. In an intraquarter update, the chipmaker said revenue was tracking 1% to 3% above second-quarter 2003 revenue of $277.8 million. Earlier guidance had been for revenue in the range of $278 million to $285 million. In its announcement the company said sales in Japan and Asia were up sequentially, while revenue from the U.S. and Europe was tracking flat. Both days sales outstanding and inventory at distributors were trending lower, the company said. Xilinx ended regular trading up 90 cents, or 4.4%, to $21.48. In after-hours trading shares dropped 31 cents, or 1.4%.