The SMS-15002100-500K from Luff Research, an Ironwave Technologies Company is a Frequency Synthesizer with Frequency 1500 to 2100 MHz, Step Size 500 KHz, Reference Frequency 10 MHz, Output Power 10 dBm, Output Power Variation 2 dB. Tags: Surface Mount, PLL Frequency Synthesizer. More details for SMS-15002100-500K can be seen below.