[30.12.2014 LATEST] Samsung USB Driver for Mobile Phones 1.5.49.0 [Drivers Win 8/7/XP] - Android Software - 

This driver is the latest as of 30 December 2014. This driver works on Win 8.1 & 8 & 7 & Vista & XP, 32 and 64 bit.
This driver allows you to use Odin, ADB and Fastboot interfaces with your phone.
You can also download latest Odin, ADB & Fastboot Tools below. ADB and Fastboot binaries are latest as of 18th July 2013.