CRYSTAL 20MHZ 18PF 5MM X 3.2MM; Frequency Nom:20MHz; Crystal Case:SMD 5mm x 3.2mm; Frequency Stability + / -:20ppm; Load Capacitance:18pF; Frequency Tolerance + / -:10ppm; Product Range:QC5A Series; Operating Temperature Min:-40°C; Operating Temperature Max:85°C; MSL:MSL 1 - Unlimited