The CCHD-957 from Crystek Corporation is a Clock Oscillator with Frequency 10 to 50 MHz, Supply Voltage 3.3 V, Current 15 to 25 mA, Load Capacitance 15 pF, Phase Noise -169 to -95 dBc/Hz. Tags: Surface Mount, Low Phase Noise. More details for CCHD-957 can be seen below.