The ECS-VXO-73 from ECS Inc. International is a VCXO with Frequency 3 to 77.76 MHz, Frequency Stability ±50 ppm, Supply Voltage 3.3 V, Tuning Voltage 0.5 to 4.5 V, Current 20 mA. Tags: Surface Mount, Ceramic. More details for ECS-VXO-73 can be seen below.