The VTSK3225 Series from Advanced Crystal Technology is a VCTCXO with Frequency 12 to 54 MHz, Supply Voltage 1.8 to 3.4 V, Temperature Stability ± 1 to 5 ppm, Frequency Stability ±0.5 to ±3 ppm, Current 2 mA. Tags: Surface Mount. More details for VTSK3225 Series can be seen below.