description an increasing number of high temperature applications require the use of leaded (through hole) ceramic packaged oscillators. for these applications, statek offers the LHTAT 5x7mm oscillator. these oscillators are designed to operate at temperatures up to 200oc with high shock survivability. features high temperature operation up to 200 o c excellent stability over temperature high shock resistance cmos output optional output enable/disable hermetically sealed ceramic package - 5x7mm through-hole leaded package reduces mechanical and thermal mounting stresses robust lead attach-eutectic brazing process gold plated kovar leads 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 avionics applications pin connections 1. enable/disable (e) or no connection (n) 2. ground 3. output 4. v dd package dimensions LHTAT LHTAT dimensions typical max dim inches mm inches mm a 0.276 7.00 .281 7.14 b 0.197 5.00 .202 5.13 c 0.065 1.65 .070 1.78 d 0.200 5.08 .205 5.20 e 0.195 4.90 .205 5.20 f 0.200 5.08 .205 5.20 g 0.040 1.02 h 0.160 4.06 i 0.028 0.71 j 0.018 0.46 0.021 0.53 high temperature oscillator leaded high temperature/high shock LHTAT 10204 rev b 320 khz - 50 mhz lead thickness: 0.008 0.001 (0.20mm 0.03) lead plating: gold/nickel over kovar
LHTAT 10204 rev b statek corporation 512 n. main st., orange, ca 92868 714-639-7810 fax: 714-997-1256 www.statek.com absolute maximum ratings supply voltage v dd -0.5 v to 4.0 v storage temperature -55 o c to 125 o c maximum process temperature 260oc for 20 seconds how to order LHTAT oscillators LHTAT 4 a e 05 20.0m , / / 200 / h frequency stability over temp. range (in ppm) ?s? if special or custom design. blank if std. enable/disable option e or n 50 / 175 / / h temp. range: h = 25 0 c to 200 0 c s = customer specified temp. range total frequency tolerance (in ppm) frequency m = mhz k = khz calibration tolerance @ 25 0 c (in ppm) or specifications specifications are typical at 25 o c unless otherwise noted. specifications are subject to change without notice. tighter specifications available. please contact factory. supply voltage 1 3.3 v 10% calibration tolerance 50 ppm, or tighter as required frequency stab ility 100 ppm for 25 o c to 150 o c over temperature 150 ppm for 25 o c to 175 o c 175 ppm for 25 o c to 200 o c total tolerance 2 200 ppm for 25 o c to 200 o c supply current (typical) 3.3 v 24 mhz 3.0 ma 32 mhz 5.0 ma 50 mhz 6.0 ma output load (cmos) 15 pf start-up time 5 ms max rise/fall time 10 ns max duty cycle 40% min, 60% max aging, first year 5 ppm max at 25 o c aging 100 ppm max at 200 o c shock, survival 3 std: 5,000 g, 0.5 ms, 1 / 2 sine hg: up to 30,000 g, 0.5 ms, 1 / 2 sine vibration, survival 4 20 g, 10-2,000 hz swept sine operating temp range 5 -55 o c up to 200 o c 1. all frequencies, voltages, temperature ranges and enable/disable options may not be available. contact factory. 2. total tolerance = calibration tolerance + frequency stability over temperature. 3. shock survival applies at -55oc to +125oc. 4. per mil-std-202g, method 204d, condition d. random vibration testing available. note: all parameters are measured at ambient temperature with a 10 m , 15 pf load. 5. expected life at 200oc is in excess of 1,500 hours. packaging options LHTAT - tube pack (standard) shock level a = 5,000 g b = 10,000 g c = 20,000 g d = 30,000 g terminations blank = gold plated 05 = solder dipped (lead free) 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) enable/disable options (e/n) statek offers two enable/disable options: e and n. the e- version has a tri-state output and stops oscillating internally when the output is put into the high z state. the n-version does not have pin 1 connected internally and so has no enable/disable capability. the following table describes the enable/disable option e. supply voltage 4 = 3.3 v enable (pin 1 high*) disable (pin 1 low) output frequency output high z state oscillator oscillates stops current normal very low * when pin 1 is allowed to float, it is held high by an internal pull-up resistor. enable/disable option e function table
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