The VTX70S3A/B Series from Advanced Crystal Technology is a VCTCXO with Frequency 9.6 to 50 MHz, Supply Voltage 3.3 to 5 V, Temperature Stability ± 0.05 to 2 ppm, Frequency Stability ±0.05 to ±2 ppm, Current 15 mA. Tags: Surface Mount. More details for VTX70S3A/B Series can be seen below.