Crystal unit CYLINDER HIGH-FREQUENCY CRYSTAL UNIT CA-301 Product number (please refer to page 1) Q21CA 3 0 1 x x x x x 0 0 * 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. Actual size Symbol Item 4.000 MHz to 29.999 MHz 1 Fundamental mode 30.000 MHz to 64.000 MHz 2 3rd overtone mode f Nominal frequency range Temperature range Remarks Specifications 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 Maximum drive level GL 2 mW Max. Only crystal oscillation is guaranteed Drive level Recommended level Frequency tolerance (standard) DL 10 W to 100 W 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 10-6 -10 C to +60 C Over 5.5 MHz: 30 x 10-6 -20 C to +70 C Frequency temperature characteristics (standard) Load capacitance CL Series resistance R1 As per below table Shunt capacitance C0 5 pF Max. Insulation resistance IR 500 M Min. Aging fa 5 x 10-6/year Max. S.R. 10 x 10-6 Max. Fundamental: 10 pF to . Over tone: 5 pF to Please specify -20 C to +70 C, DL=100 W Ta=+25 C3 C, first year Three drops on a hard board from 750 mm height or Shock resistance 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. 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 B D1 Fundamental D2 !" L1 3rd overtone L2 Frequency (MHz) 4.000 MHz 4.032 MHz 4.096 MHz 4.190 MHz 4.194304 MHz 4.433619 MHz 4.500 MHz 4.800 MHz 4.842673 MHz 4.9152 MHz Model L1 L2 D1 Under 5.5 MHz 9.3 Max. 9.5 Min. o3.1 Max. CA-301 Over 5.5 MHz 8.9 Max. 9.5 Min. o3.1 Max. D2 B o0.3 1.1 o0.3 1.1 Sample products are without marking. 22