The COB20A from KYUSHU DENTSU is a General Crystal Oscillator with Frequency 1 to 90 MHz, Supply Voltage 5 V, Tuning Voltage 2.5±2.0V, Output_Voltage 0.5 to 4.5 V, Load Capacitance 15 pF. Tags: Surface Mount. More details for COB20A can be seen below.