7C series quartz generator from TXC.
Price for 2 pieces.
Parameters:
frequency 24,000 MHz
stability 50ppm
operating voltage 3.3V
stability over time 3ppm/year
dimensions: 5x3.2x1.2mm
Documentation : http://www.txccorp.com/download/products/oscillators/2015TXC_7C_57.pdf