The APL1875 from ASB Inc. is a Frequency Synthesizer with Frequency 1.86 to 1.89 GHz, Step Size 100 KHz, Reference Frequency 10 MHz, Output Power 5 dBm, Harmonics -45 to -35 dBc. Tags: Surface Mount, PLL Frequency Synthesizer. More details for APL1875 can be seen below.