The 357 from CTS Electronic Components is a VCXO with Frequency 1.5 - 77.76 MHz, Supply Voltage 3.3V or 5.0V, Pulling ±50 to ±100 ppm, Operating Temperature -20°C to 70°C or -40°C to 85°C. Tags: Surface Mount, VCXO. More details for 357 can be seen below.