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| CMD4A Model Replacement for Plastic SMD Crystal Frequency Range: Calibration Tolerance: Frequency Stability: Temperature Range: (Option) (Option) Storage: Shunt Capacitance: Drive Level: ESR: Packaging: Aging: 3.5MHz to 32MHz (fund) 27MHz to 86MHz (3rd O/T) 10ppm to 100ppm 10ppm to 100ppm 0C to 70C ree -20C to 70C dF ea oHS nt L R plia -40C to 85C m Co -55C to 120C 7.0pF Max 100uW Typical see table 1 1K Tape and Reel <3ppm 1st/yr Max **Not recommended for new designs 0.400 (10.16) #4 #3 Designed as a drop in replacement for older style plastic crystal packages. Resistance at series resonance Freq. (MHz) 3.5 - 4.0 4.1 - 4.9 5.0 - 5.9 6.0 - 11.9 12.0 - 14.9 15.0 - 30.0 30.1 - 86.0 Max ESR 150 120 100 90 70 50 100 Table 1 0.150 (3.81) Terminals #1 #4 Crystal #2 #3 GND 0.516 (13.10) 0.008 0.004 (0.20 0.10) #1 #2 0.086 (2.20) 0.063 (1.60) 0.142 (3.60) 0.094 (2.40) 0.094 (2.40) 0.374 (9.50) 0.063 (1.60) 0.039 (1.00) 0.197 (5.00) 0.370 (9.40) See Options #4 #3 0.181 (4.60) #2 Dimensions inches (mm) #1 All dimensions are Max unless otherwise specified. 0.118 (3.00) CMD4X X X X X - Freq Frequency Tolerance at 25C 1 2 3 4 5 6 7 10 ppm 15 ppm 20 ppm 25 ppm 30 ppm 50 ppm 100 ppm A B C D E F G H I Frequency Stability over Temp Range 10 ppm (0 to 70C) 15 ppm (0 to 70C) 20 ppm (0 to 70C) 25 ppm (0 to 70C) 30 ppm (0 to 70C) 50 ppm (0 to 70C) 100 ppm (0 to 70C) 15 ppm (-20 to 70C) 20 ppm (-20 to 70C) J K L M N O P Q 30ppm 50 ppm 100 ppm 20 ppm 25 ppm 30 ppm 50 ppm 100 ppm (-20 to 70C) (-20 to 70C) (-20 to 70C) (-40 to 85C) (-40 to 85C) (-40 to 85C) (-40 to 85C) (-40 to 85C) Load Capacitance 1 2 3 4 5 6 7 8 Series 14 pF 16 pF 18 pF 20 pF 22 pF 25 pF 32 pF Options Can Height A 4.0mm B 4.5mm C 5.5mm Example: CMD44F51B-20.000 = 25ppm at 25C, 50ppm 0 to 70C, 20pF Load Cap, Fundamental, 4.5mm, 20.000MHz Mode 1 Fundamental 3.5-32MHz 3 3rd Overtone 27-86MHz Specifications subject to change without notice. TD-02075 Rev.D 41 |
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