The APL1887.5 from ASB Inc. is a Frequency Synthesizer with Frequency 1.85 to 1.925 GHz, Step Size 200 KHz, Reference Frequency 10 MHz, Output Power 3 to 7 dBm, Harmonics -35 to -25 dBc. Tags: Surface Mount, PLL Frequency Synthesizer. More details for APL1887.5 can be seen below.