suggested land pattern description an increasing number of applications require the use of high-temperature crystals. for these applications, statek offers the cx1 ht , cx4 ht , and cx9 ht crystals. these crystals are designed to operate at temperatures up to and including 225oc. the frequency range offered is 6 mhz to 250 mhz for cx1 ht and 14 mhz to 250 mhz for cx4 ht and cx9 ht crystals. the expected life at 200oc is in excess of 1,000 hours. features high temperature operation up to 225 o c high shock resistance hermetically sealed ceramic package statek corporation 512 n. main st., orange, ca 92868 714-639-7810 fax: 714-997-1256 www.statek.com applications industrial downhole instrumentation rotary shaft sensors underground boring tools package dimensions cx1 ht cx4 ht cx9 ht maximum maximum maximum dim inches mm inches mm inches mm a 0.330 8.38 0.210 5.33 0.170 4.32 b 0.155 3.94 0.085 2.16 0.068 1.73 c (sm1) 0.070 1.78 0.050 1.27 0.038 0.97 c (sm5) 0.075 1.90 0.053 1.35 0.040 1.02 d 0.055 1.40 0.046 1.16 0.038 0.97 e 0.070 1.78 0.020 0.51 f 0.070 1.78 0.025 0.64 cx9ht CX4HT cx9ht high temperature crystals high temperature/high shock/high frequency 6 mhz - 250 mhz 14 mhz - 250 mhz 14 mhz - 250 mhz 10184 rev f CX4HT dimensions cx1ht CX4HT cx9ht cx1ht cx1ht
10184 rev f statek corporation 512 n. main st., orange, ca 92868 714-639-7810 fax: 714-997-1256 www.statek.com absolute maximum ratings storage temperature -55 o c to 125 o c maximum process temperature 260 o c for 20 seconds ?s? if special or custom design. blank if std. frequency m = mhz calibration tolerance @ 25 0 c (in ppm) specifications specifications are typical at 25 o c unless otherwise noted. specifications are subject to change without notice. frequency range see specifications table below calibration tolerance 1 100 ppm, or tighter, as required operating temperature range -55 o c up to +225 o c frequency-temperature 125 ppm for -55 o c to +150 o c stability 2 150 ppm for -55 o c to +175 o c 175 ppm for -55 o c to +200 o c 250 ppm for -55 o c to +225 o c total tolerance 3 200 ppm for +25 o c to +200 o c 300 ppm for +25 o c to +225 o c aging, first year 5 ppm at 25 o c shock, survival 4 cx1ht: 1,000 g, 1 ms, 1 / 2 sine CX4HT: 5,000 g, 0.3 ms, 1 / 2 sine cx9ht: 5,000 g, 0.3 ms, 1 / 2 sine vibration, survival 4 20 g rms, 10-2,000 hz 1. tighter frequency calibration available. contact factory. 2. does not include calibration tolerance. the characteristics of the frequency stability over temperature follow that of the thickness-shear mode. 3. includes calibration tolerance. 4. higher shock and vibration available. + _ + _ + _ + _ packaging options ? tray pack ? 16 mm tape, 7? or 13? reels per eia 481 (see tape and reel data sheet # 10109) terminations* sm1 = gold plated sm4 = solder plated (lead free) sm5 = solder dipped (lead free) cx1ht CX4HT cx9ht CX4HT s hg c sm1 20.0m , / / 200 / h frequency motional resistance motional capacitance shunt capacitance quality factor load capacitance range r1 @ 25c c1 @ 25c c0 @ 25c q @ 25c cl load drive level 6 mhz to 30 @ 10 mhz 5.5 ff @ 10 mhz 2.2 pf @ 10 mhz 100 k @ 10 mhz 500 w max. for f < 50 mhz cx1ht 250 mhz 25 @ 32 mhz 6.2 ff @ 32 mhz 2.3 pf @ 32 mhz 30 k @ 32 mhz 10 pf 200 w max. for f > 50 mhz 14 mhz to 75 @ 16 mhz 1.5 ff @ 16 mhz 0.9 pf @ 16 mhz 90 k @ 16 mhz 200 w max. for f < 50 mhz CX4HT 250 mhz 30 @ 32 mhz 2.5 ff @ 32 mhz 1.1 pf @ 32 mhz 70 k @ 32 mhz 10 pf 100 w max. for f > 50 mhz 14 mhz to 30 @ 25 mhz 1.8 ff @ 25 mhz 1.0 pf @ 25 mhz 120k @ 25 mhz 200 w max. for f < 50 mhz cx9ht 250 mhz 30 @ 49 mhz 2.1 ff @ 49 mhz 1.0 pf @ 49 mhz 60 k @ 49 mhz 10 pf 100 w max. for f > 50 mhz specifications table 1 (specifications shown are typical unless otherwise noted.) 1. for more detailed specifications on high frequency crystals, refer to standard high frequency crystal datasheets (cx1sm, cx4 sm and cx9sm.) conventional cmos pierce oscillator circuit how to order cx1ht, CX4HT and cx9ht crystals 100 / 175 / / h temp. range: h = 25 0 c to 200 0 c s = customer specified temp. range total frequency tolerance (in ppm) calibration tolerance @ 25 0 c (in ppm) frequency stability over temp. range (in ppm) frequency stability over temp. range (in ppm) temp. range: h = 25 0 c to 200 0 c s = customer specified temp. range total frequency tolerance (in ppm) or + _ + _ c = ceramic lid hg = high shock otherwise leave blank
|
