Apple supplier Cirrus to buy British chip maker Wolfson U.S. handset maker Cirrus Logic Inc is to buy Wolfson Microelectronics Plc for an agreed 291 million pounds ($489 million) in cash, sending shares in the British microchip maker up more than April 29, 2014 Channel/Game Online/industrial Power/IT Magazine/LCD TV/LED TV/Magazine Advertisement india/Mobile Launch/Motherboard/Networking/News/Security/Social Media/Tablet/Technology News/Telecom News/TV