As for the 5 and iPad Mini iPad 2, Citigroup predicts that they will be released after the iPhone version of the iPhone 5S and cheap sliding, aka around September to October.
iPhone 5S itself is rumored to be present with a processor Apple A7 with 12 megapixel camera which is supported by the operating system iOS 7.
Furthermore, according to CGS mention that the iPhone 5S, the latest version of the iPhone, iPad 5 and iPad Mini 2 is planned to be released in September-October 2013.