The NZ2016SK from Nihon Dempa Kogyo is a Clock Oscillator with Frequency 32.768 KHz to 32 MHz, Supply Voltage 1.6 to 3.7 V, Current 1 to 1.4 mA, Load Capacitance 15 pF, Startup Time 1 ms. Tags: Surface Mount. More details for NZ2016SK can be seen below.