HC49US-FF5F18-12.000MHZ,CRYSTAL 12.0000MHZ 18PF TH
HC49US-FF5F18-14.31818MHZ,CRYSTAL 14.31818MHZ 18PF TH
HC49US-FF5F18-14.7456MHZ,CRYSTAL 14.7456MHZ 18PF TH
HC49US-FF5F18-16.000MHZ,CRYSTAL 16.0000MHZ 18PF TH
HC49US-FF5F18-18.4320MHZ,CRYSTAL 18.4320MHZ 18PF TH
HC49US-FF5F18-20.000MHZ,CRYSTAL 20.0000MHZ 18PF TH
HC49US-FF5F18-24.000MHZ,CRYSTAL 24.0000MHZ 18PF TH
HC49US-FF5F18-25.000MHZ,CRYSTAL 25.0000MHZ 18PF TH