HCMOS 5x3.2mm 2.5V SMD Oscillator Model: F540L SER.
Fox Electronics
F546LR - HCMOS 5x3.2mm 2.5V SMD Oscillator
HCMOS 5x3.2mm 2.5V SMD Oscillator Model: F540L SERIES Page 1 of 2 RoHS Compliant / Pb Free Rev. 7/23/2007 http://www.foxonline.com/need_a_sample.htm.