The APL1950.38 from ASB Inc. is a Frequency Synthesizer with Frequency 1.93 to 1.96 GHz, Step Size 10 KHz, Reference Frequency 10 MHz, Output Power 1 to 5 dBm, Harmonics -20 dBc. Tags: Surface Mount, PLL Frequency Synthesizer. More details for APL1950.38 can be seen below.