The ECS-VXO-11X from ECS Inc. International is a VCXO with Frequency 12 to 100 MHz, Frequency Stability ±25 ppm, ±50 ppm, Supply Voltage 5 V, Tuning Voltage 0.5 o 4.5 V, Current 50 to 70 mA. Tags: Drop-In. More details for ECS-VXO-11X can be seen below.