The SYN163.84 from APA Wireless is a Phase Locked Loop with Frequency 0 to 163.84 MHz, Phase Noise -105 dBc/Hz at 10 KHz, Lock Time 5 mSec, Phase Noise at 10 KHz -105 dBc/Hz at 10 KHz, PLL Current 25 mA. Tags: Surface Mount. More details for SYN163.84 can be seen below.