The APL0952 from ASB Inc. is a Frequency Synthesizer with Frequency 939 to 965 MHz, Step Size 10 KHz, Reference Frequency 10 MHz, Output Power 3 to 7 dBm, Harmonics -25 to -20 dBc. Tags: Surface Mount, PLL Frequency Synthesizer. More details for APL0952 can be seen below.