Cirrus Logic (CRUS) adds $1.70 to $15.52 after Jefferies said it is increasingly confident that Apple will use Cirrus products in next generation CDMA iPhone, iPod, and iTouch devices. The firm upgrades the stock to Buy from Hold. CRUS is up and 22,000 calls traded on the Austin, TX integrated circuit maker. The volume is almost 4X typical for midday and 6.5X the number of puts traded. Most of the action is in the front-month Dec 14, 15, 16 and 17.5 calls. Implied volatility is down about 2.5 percent to 51.5.