Crystal unit CYLINDER HIGH-FREQUENCY CRYSTAL UNIT CA-301 Product number (please refer to page 1) Q21CA301xxxxx00 * Compact design with case as small as 3 mm in diameter while still maintaining excellent characteristics of AT-cut. * High-stability assured with tight vacuum sealing. * Capable of covering a frequency range from 4 MHz to 64 MHz. * Available for complete lead (Pb)-free product. Actual size Specifications (characteristics) Item Symbol Nominal frequency Temperature range f Specifications Remarks 4.000 MHz to 29.999 MHz Fundamental mode 30.000 MHz to 64.000 MHz 3rd overtone mode Storage temperature TSTG -40 C to +85 C Stored as bare product after unpacking Operating temperature TOPR -20 C to +70 C The operating temperature range is -10 C to +60 C for 5.5 MHz and below Recommended drive level DL 10 W to 100 W Frequency tolerance (standard) f/f 30 x 10-6 (Under 5.5 MHz: 50 x 10-6, 100 x 10-6) Ta = +25 C Under 5.5 MHz: 50 x 10 -10 C to +60 C Over 5.5 MHz: 30 x 10-6 -20 C to +70 C -6 Frequency temperature characteristics (standard) Load capacitance CL Fundamental: 10 pF to . Over tone: 5 pF to Please specify Series resistance R1 As per below table -20 C to +70 C, DL = 100 W Shunt capacitance C0 5 pF Max. Insulation resistance IR 500 M Min. Aging fa 5 x 10-6 / year Max. S.R. 10 x10-6 Max. Shock resistance Ta = +25 C 3 C, first year Three drops on a hard board from 750 mm or excitation test with 29400 m/s2 x 0.3 ms x 1/2 sine wave x 3 directions 1 8.0 MHz < f < 8.2 MHz: Unavailable. 4.0 MHz f < 5.5 MHz : As per below table. 2 26.000 MHz f < 30.000 MHz : please contact us for inquiries for 3rd overtone mode. Series resistance External dimensions Frequency (MHz) Series resistance () 4.0 f < 5.5 150 Max. 5.5 f < 6.0 100 Max. 6.0 f < 10.0 80 Max. 10.0 f < 12.0 60 Max. 12.0 f < 16.0 50 Max. 16.0 f < 30.0 40 Max. 26.0 f < 36.0 100 Max. 36.0 f 64.0 80 Max. (Unit: mm) mode D1 B Fundamental D2 L1 3rd overtone L2 Available frequencies from 4.0 MHz to less than 5.5 MHz Frequency (MHz) 33 Model 4.000 MHz 4.433619 MHz 4.032 MHz 4.500 MHz 4.096 MHz 4.800 MHz 4.190 MHz 4.842673 MHz 4.194304 MHz 4.9152 MHz CA-301 L1 D2 B Under 5.5 MHz 9.3 Max. 9.5 Min. o3.1 Max. o0.3 1.1 Over 5.5 MHz 8.9 Max. 9.5 Min. o3.1 Max. o0.3 1.1 Sample products are without marking. L2 D1