vc-txo-23sm smd vc-tcxo the miniature vc-txo-23sm is a compact smd vc-tcxo. the 3.2 x 2.5 x 0.9 mm ceramic package is ideal for today's smd manufacturing environment. 1105 south ridgeview road z olathe, ks 66062 z phone: 913.782.7787 z fax: 913.782.6991 z www.ecsxtal.com parameters conditions vc-txo-23sm min typ max operating conditions / el ectrical characteristics units -130 dbc/hz at 1 khz offset +250c 10c for 10 sec positive without load supply voltage input current output level output load output waveform 10k ? //10 pf clipped sine wave (dc-coupling) +3.0vdc 5% 10k ? 10%//10 pf 10% per year @ +25c 3c -10 ~ +70c -30 ~ +75c -30 ~ +85c @ +25c 2c ir reflow resistance reflow condition startup time frequency slope frequency control aging load change frequency range initial frequency tolerance stability option a stability option b stability option c input voltage change storage temperature ssb phase noise 10.000 mhz ppm ppm ppm ppm ppm ppm ppm ma v dc ma v p-p ppm ms ppm 40.000 1.5 2.5 2.5 5.0 0.3 -40 +3.0 0.2 1.0 +85 +3.15 1.5 +2.85 0.8 9 15 3.5 1.0 dimensions (mm) developed frequencies 13.000 mhz, 19.200 mhz, 19.680 mhz, 19.800 mhz, 20.000 mhz & 26.000 mhz figure 1) top, side and bottom views figure 2) suggested land pattern part numbering guide: example vc-t xo-23sm-192-b pin connections pin #1 pin #2 pin #3 pin #4 low profile 3.2 x 2.5 mm footprint highly stable output pb free/rohs compliant ecs - series - frequency abbreviation - s tability vc-txo-23sm 192 = 19.200 mhz see frequency abbreviations (pg 2) a = 2.5 ppm -10 ~ +75c b = 2.5 ppm -30 ~ +75c c = 5.0 ppm -30 ~ +85c vcon gnd output +vdc
vc-txo-23sm smd vc-tcxo 1105 south ridgeview road z olathe, ks 66062 z phone: 913.782.7787 z fax: 913.782.6991 z www.ecsxtal.com frequency mhz package data item description code frequency abbreviations tape dimens ions (mm) 13.000000 19.200000 19.680000 19.800000 20.000000 26.000000 130 192 196.8 198 200 260 lid metal ceramic seam tungsten (metalized) compliant (pb free) gold/nickel (surface)/(under) base sealing terminal plating rohs
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