The LMX2324TMX/NOPB from Texas Instruments is a PLL frequency synthesizer Integrated Circuit rated 2 GHz with 1 output, in a 16-TSSOP package 0.173" (4.40 mm) wide.
The LMX2324TMX/NOPB from National Semiconductor is a PLL frequency synthesizer Integrated Circuit at 2 GHz (1) in a 16-TSSOP (0.173" , 4.40 mm width) package.