CRYSTAL 16MHZ 18PF HC-49; Frequency Nom:16MHz; Crystal Case:Through Hole 10.8mm x 4.5mm; Frequency Stability + / -:50ppm; Load Capacitance:18pF; Frequency Tolerance + / -:30ppm; Product Range:H49 Series; Operating Temperature Min:-40°C; Operating Temperature Max:85°C; MSL:MSL 1 - Unlimited