Microchip's VT-820 Temperature Compensated Crystal Oscillator (TCXO) is a quartz stabilized, Clipped Sine Wave output, analog temperature compensated oscillator operating off a 1.8, 2.8, 3.0 or 3.3 volt supply in a hermetically sealed 3.2x2.5 ceramic package. ***The VT-820 is EOL and the alternate product family is our VT-820A series. Please contact your local sales office for more information***