CRYSTAL, 20MHZ, 18PF, 12.5MM X 4.6MM; Product Range:QCS Series; Frequency Nom:20MHz; Frequency Stability + / -:30ppm; Frequency Tolerance + / -:20ppm; Crystal Case:SMD, 12.5mm x 4.6mm; Load Capacitance:18pF; Operating Temperature Min:-40°C; Operating Tem