Example: P/N ECS-160-20-5PX (Std P/N) P/N ECS-160-20-5PX-ADN (Custom P/N) Custom/Value Added Options ECS 160 5PX 20 A D N TR Packaging TR=Tape & Reel ECS Inc. Frequency Abbreviation 160=16.000MHz (See page 2 for list of std frequencies) Load Capacitance 20=20 pF S=Series Options Blank=STD 3IL=3rd In Line Lead SL=Sleeved F=Fund (Note 1) Frequency Tolerance @+25 (Max) Blank=Std A=25 ppm J=20ppm R=15 ppm C=10ppm Frequency Stability (Max) Over Temp (**) Blank=Std D=100 ppm E=50 ppm G=30 ppm H=25 ppm T=20 ppm W=15 ppm K=10ppm Operating Temperature Blank=Std L= -10 ~ +70C M= -20 ~ +70 C Y=-30 ~ +85C N= -40 ~ +85C P= -40 ~ +105C S= -40 ~ +125C U= -55 ~ +125C (Package Code) Model Types (1X) HC-49UX (8X) ECS-3x8X (17X) ECX-306X (23G) ECS-23G (33QZ) ECX-33BQZ (36Q) ECX-2236Q (49) ECX-49 (3X) CSM-3X (9X) ECS-3x9X (18) CSM-12 (24) ECX-3TA* (33Q) ECX-33Q (37) ECX-1637 (4X) HC-49USX3.5H (10X) ECS-3x10X (19A) ECX-19A (25) UM-4 (34B) ECX-31B (37Q) ECX-1637Q (4LX) HC-49USX2.5H (11) ECX-205* (20A) CSM-8 (28AX) CSM-4A (34G) ECX-34G (38) ECX-71 (4VX) HC-49USSX (12) ECX-12 (20BM) CSM-8M (28ALX) CSM-4ALX (34R) ECX-34R (39) ECX-39 (5PX) CSM-7X4.3H (12R) ECX-12R (20BQ) CSM-8Q (30) ECX-53 (34RR) ECX-34RR (42) ECX-42 (5PLX) CSM-7X3.2H (12L) ECX-12L (21) UM-5 (30B) ECX-53B (34S) ECX-34S (46X) HC-46X (5PVX) CSM-7SSX2.6H(13X) ECS-2x6X (22) UM-1 (30BQ) ECX-53BQ (34Q) ECX-34Q (47) ECX-1247 (5G3X) CSM-7X-3L (13FLX) ECS-2X6-FLX (22SMJ) ECX-UM-1 (30BQZ) ECX-53BQZ (35) CSM-9 (6) ECX-206* (14X) ECS-1x5X (23A) ECX-64A (33) ECX-32 (35BQZ) ECX-35BQZ (48) ECX-1048 (7SX) ECX-3SX (16) ECX-16 (23B) ECX-64 (33B) ECS-33B (36) ECX-2236 (47Q) ECX-1247Q (48B) ECX-1048B * Discontinued ** Please consult ECS for available Temp Range options of tight stability crystals Note 1: Crystals over 24,000 MHz will be 3rd overtone (if available on data sheet) unless fundamental mode is requested. An "F" suffix after the package type indicates a fundamental mode i.e. ECS-300-S-1-F would be a 30,000 MHz Fundamental mode crystal Page 1 of 2 15351 West 109th Street * Lenexa, KS 66219 * Phone: 913.782.7787 * Fax: 913.782.6991 * www.ecsxtal.com Standard Frequency Abbreviations Code Frequency MHz Code Frequency MHz 10 18 20 20.48 24 25 25.6 29 30 30.72 32 35 36 36.4 37 39 40 40.3 41 42 44 45 49 50 51 52 60 61 67.458 73 76.8 80 81.92 85 90 92.1 1.000 1.8432 2.000 2.048 2.4576 2.500 2.560 2.94912 3.000 3.072 3.2768 3.579545 3.6864 3.640 3.700 3.93216 4.000 4.032 4.096 4.194304 4.433618 4.500 4.9152 5.000 5.068 5.185 6.000 6.144 6.7458 7.3728 7.68 8.000 8.192 8.500 9.000 9.216 95.4 96 98.3 100 107.3 110 110.4 110.5 112.2 112.896 115.2 119.8 120 120.003 121 122.8 125 128 129.6 130 132.250 132.256 135 135.212 135.485 135.6 140 143 146 147.4 150 153.6 160 160.003 162.5 163.84 9.545 9.600 9.8304 10.000 10.738635 11.000 11.046 11.0592 11.228 11.2896 11.520 11.98135 12.000 12.000393 12.096 12.288 12.500 12.800 12.960 13.000 13.225 13.225625 13.5168 13.52127 13.54856 13.560 14.000 14.31818 14.69 14.7456 15.000 15.360 16.000 16.000312 16.257 16.384 Page 2 of 2 Code Frequency MHz 166.666 169.344 177.3 180 184 192 196.6 200 214.7 221 225.792 240 240.001 245.7 250 260 270 271.2 282.24 286.3 294.912 300 320 327 330 333.33 338 352.5 360 380.005 384 390 400 403.2 480 500 600 800 16.66667 16.9344 17.734475 18.000 18.432 19.200 19.6608 20.000 21.47727 22.1184 22.5792 24.000 24.00014 24.576 25.000 26.000 27.000 27.120 28.224 28.63636 29.4912 30.000 32.000 32.768 33.000 33.333 33.8688 35.2512 36.000 38.00053 38.400 39.000 40.000 40.320 48.000 50.000 60.000 80.000