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445W21FMXXXXX Datasheet(PDF) 1 Page - CTS Corporation |
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445W21FMXXXXX Datasheet(HTML) 1 Page - CTS Corporation |
1 / 2 page Document No. 008-0360-0 Page 1- 2 Rev. B www.ctscorp.com Model 445 Surface Mount Quartz Crystal FEATURES • Standard 5.0mm x 3.2mm Glass Seal Package • Fundamental Crystal Design • Frequency Range 10 – 50 MHz • Frequency Tolerance, ±20 ppm Standard [other tolerances available] • Frequency Stability, ±30 ppm Standard [other stabilities available] • Operating Temperature to -40°C to +85°C • Tape & Reel Packaging Standard, EIA-481 • RoHS Compliant in Accordance with EU Directive 2005/95/EC - Lead-Free Termination Finish - Exemption 5 for Pb in glass material used for cover attach APPLICATIONS Model 445 is a low cost device used in a wide range of commercial applications including notebooks, computer peripherals, audio visual, Bluetooth and USB interfaces, PDAs, and automotive electronics. ORDERING INFORMATION Example Part Numbers: 445C23D14M31818 445I23E14M31818 M 1 = ± 10 ppm 1 X = ± 15 ppm 2 2 = ± 20 ppm 3 = ± 30 ppm (std) 5 = ± 50 ppm 2] Only available with temperature range codes "W", "A" and "C". 445 LOAD CAPACITANCE A = 10 pF B = 13 pF C = 16 pF D = 18 pF E = 20 pF F = 24 pF G = 30 pF H = 32 pF J = 9 pF K = 8 pF L = 12 pF S = Series FREQUENCY IN MHz M - indicates MHz and decimal point. 3 STABILITY OVER TEMPERATURE FREQUENCY TOLERANCE @ 25°C OPERATING TEMPERATURE RANGE 2 = ± 20 ppm (standard) 3 = ± 30 ppm W = 0°C to +50°C A = -10°C to +60°C C = -20°C to +70°C (standard) I = -40°C to +85°C (standard) Not all performance combinations and frequencies may be available. Contact your local CTS Representative or CTS Customer Service for availability. 3] Frequency is recorded with two leading digits before the ‘M’ and 5 significant digits after the ‘M’ (including zeros). 1] Only available with temperature range codes "W" and "A". PACKAGING INFORMATION Device quantity is 1,000 pieces minimum per 180mm reel. DIMENSIONS IN MILLIMETERS DIRECTION OF FEED 3.5 5.40 12.0 8.0 4.0 Ø1.50 1.75 1.95 Ø21.4 Ø180 Ø60 120° Ø13.5 17.5 2.0 |
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