TCF4 Series TCVCXO Oscillator January 2009 Pletronics’ TCF4 Series is a temperature compensated voltage controlled crystal oscillator with a clipped sinewave output. The package is designed for high density surface mount designs. Tape and Reel packaging is available. 10 to 40 MHZ 2.0 x 2.5 mm LCC Ceramic Package Optional Voltage Control Function Pletronics Inc. certifies this device is in accordance with the RoHS 6/6 (2002/95/EC) and.