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Crystal Resonators

Crystal Specifying Form (in MS Excel Format)

Model Name	Description	Picture	Frequency Range (MHz)	Calibration Tolerance	Temperature Stability	Aging	Temperature Range	E.S.R. Maximum	Package Size
Model 425	Low Cost SMT Quartz Crystal		16 - 54	± 30 ppm (std) (Also Available ± 20, ± 15, and ± 10 ppm)	± 50 ppm (std) (Also Available ± 40, ± 30, ± 20, and ± 10 ppm)	≤ ± 5 ppm (first year)	-20 to 70°C or -40°C to 85°C	120 - 60 Ohm (frequency dependent)	2.5 x 2.0 x 0.65 mm 0.098 x 0.079 x 0.026 inch
Model 403	Low Cost SMT Quartz Crystal		13 - 50	± 30 ppm (standard, other tighter tolerances are available)	± 50 ppm (standard, other tighter stabilities are available)	≤ ± 5 ppm (first year)	-20 to 70°C or -40°C to 85°C	90 Ohm	3.2 x 2.5 x 0.80 mm 0.126 x 0.098 x 0.031 inch
Model 405	Low Cost SMT Quartz Crystal		12 - 50	± 30 ppm (standard, other tighter tolerances are available)	± 50 ppm (standard, other tighter stabilities are available)	≤ ± 5 ppm (first year)	-20 to 70°C or -40°C to 85°C	50 Ohm	5.0 x 3.2 x 0.9 mm 0.197 x 0.126 x  0.035 inch
Model 406	SMT Reference Quartz Crystal		10 - 50	± 30 ppm (standard, other tighter tolerances are available)	± 50 ppm (standard, other tighter stabilities are available)	≤ ± 5 ppm (first year)	-20 to 70°C or -40°C to 85°C	80 Ohm	6 x 3.5 x 1.20 mm 0.236 x 0.138 x 0.047 inch
Model 407 PCN - Part # Change	SMT Reference Quartz Crystal		8 - 50	± 30 ppm (standard, other tighter tolerances are available)	± 50 ppm (standard, other tighter stabilities are available)	≤ ± 5 ppm (first year)	-20 to 70°C or -40°C to 85°C	80 Ohm	7.0 x 5.0 x 1.20 mm 0.276 x 0.197 x 0.047 inch
ATS-SM Series	SMT Standard HC-49/SHORT Quartz Crystal		3.5 - 60	± 30 ppm	± 50 ppm	< ± 5 ppm (per year)	-20 to 70°C	150 - 30 Ohm (frequency dependent)	12.30 x 4.83 x 4.30 mm 0.484 x 0.190 x 0.169 inch
ATP-SM Series End of Life Notification	SMT Standard Plastic Quartz Crystal		3.5 - 40	± 50 ppm	± 50 ppm	< ± 10 ppm (per year)	-20°C to 70°C	200 - 50 Ohm (frequency dependent)	12.50 x 4.60 x 3.70 mm 0.492 x 0.181 x 0.146 inch
ATS Series	TH Standard HC-49/SHORT Quartz Crystal		3.5 - 60	± 30 ppm	± 50 ppm	< ± 5 ppm (per year)	-20 to 70°C	150 - 30 Ohm (frequency dependent)	10.85 x 4.50 x 3.68 mm 0.427 x 0.177 x 0.145 inch
MP Series	TH Standard HC-49/U Quartz Crystal		1.8 - 48	± 50 ppm	± 50 ppm	< ± 10 ppm (per year)	-20 to 70°C	750 - 35 Ohm (frequency dependent)	10.85 x 13.46 x 4.50 mm 0.427 x 0.530 x 0.177 inch
MP Series	SMT Standard HC-49/SMD Quartz Crystal		1.8 - 48	± 50 ppm	± 50 ppm	< ± 5 ppm (per year)	-20 to 70°C	750 - 35 Ohm (frequency dependent)	10.85 x 17.15 x 5.52 mm 0.427 x 0.675 x 0.217 inch