temperature compensated crystal oscillators (tcxo) surface mount type tcxo (lsi type) kt2520 series for gps 2.5 2.0mm rohs compliant features ? miniature smd type (2.5 2.0 0.8mm) ? freq. temp. characteristics. : 0.5 10 - 6 / - 30 to + 85 c ? 1.68 to 3.6v drive available ? reflow compatible ? temperature sensor output (option) ? disable function (option) ? lower operating temp. - 40 c (option) applications ? gps units how to order kt2520f 26000 a c w 18 t xx series output frequency freq. temp. chrst. a 0.5 10 - 6 lower operating temp. c - 30 c e - 20 c g - 10 c upper operating temp. w + 85 c v + 80 c u + 75 c supply voltage 18 1.8v 28 2.8v voltage control range t tcxo option code packaging (tape & reel 3000 pcs./ reel) specifications item symbol conditions min. max. units output frequency range fo standard frequency: 16.368, 16.369, 19.2, 23.104, 26, 27.456, 33.6, 38.4, 52 13 52 mhz frequency tolerance f _tol vs temperature - 0.5 + 0.5 10 - 6 vs load - 0.1 + 0.1 vs voltage - 0.2 + 0.2 frequency aging f _age per year - 1 + 1 10 - 6 storage temperature range t _stg - 40 + 85 c operating temperature range t _use - 30 + 85 c supply voltage v cc 1.68 3.6 v output level vpp clipped sine * , load: 10k ohm / / 10pf 0.8 vp-p current consumption i cc 2 ma harmonics - 5 dbc * : a dc-cut capacitor is not embedded in this crystal oscillator. connect a dc-cut capacitor ( 1nf) to the line-out terminal of the oscillator. dimensions (unit: mm) pin configuration #1pin gnd/ e/ d function #3pin gnd #4pin output #6pin vcc #2/ 5pin n.c. 2.500.15 2.000.15 0.8 max. 0.675 0.65 0.675 0.35 0.35 0.65 0.50 0.65 #1 #2 #3 #6 #5 #4 #6 #5 #4 #1 #2 #3 marking area marking area test circuit rl=10k?10% cl=10pf10% ? cl include probe capacitance co: dc cut capacitance spectrum analyzer & counter, oscilloscope a v 1 3 6 4 2 5 tcxo cl co power supply vcc fet probe rl e/ d test circuit 1 non enable/ disable function ? enable/ disable function please inquire details spectrum analyzer & counter, oscilloscope a v 1 3 6 4 2 5 tcxo cl co power supply vcc fet probe rl test circuit 2 with enable/ disable function recommended land pattern (unit: mm) 0.825 0.825 0.650 0.43 0.55 0.55 0.7 0.50 0.50 1.80 note: a capacitor of value 0.01 f between v cc and gnd is recommended.
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