The ECS-H2 from ECS Inc. International is a General Crystal Oscillator with Frequency 10 to 250 MHz, Supply Voltage 2.3 to 2.625 V, Current 20 to 35 mA, Load Capacitance 15 pF, Phase Noise -155.9 to -84.7 dBc/Hz. Tags: Surface Mount. More details for ECS-H2 can be seen below.