The ECS-PEC33 from ECS Inc. International is a General Crystal Oscillator with Frequency 40 to 300 MHz, Supply Voltage 3.135 to 3.465 V, Output_Voltage 1.745 to 2.215 V, Current 90 mA, Standby Current 30 uA. Tags: Surface Mount. More details for ECS-PEC33 can be seen below.