tcxo raltron ? 10651 n.w. 19 th st ? miami, florida 33172 ? u.s.a. phone: (305) 593-6033 ? fax: (305) 594-3973 ? e-mail: sales@raltron.com ? web: http://www.raltron.com tv/tx 057 series tcxo: 5x7mm stratum 3 tcxo with frequency range of 10 mhz to 52 mhz electrical specification notes 1 not available with tv series. 2 available with tv series only 3 not available at all frequencies. contact factory 4 check part numbering table below. for others contact factory parameter symbol conditions value unit frequency range f o 10-52 mhz supply voltage, nom. v cc 5.0 or 3.3 v supply current i s typical (depending on vcc, and output) 4 ~ 20 ma clipped sine wave output voltage swing (peak - peak) vp-p load = 10k ? // 10pf 0.6 ~ 1.0 v hcmos output levels v oh / v ol min/max , 15pf load 0.9vcc / 0.1vcc v duty cycle dc load = 15pf(hcmos) / 2 ttl 40/60 or 45/55 % rise / fall time, max. t r / t f 10% - 90% 5 ns start up time t s typical 3 ms enable / disable 1 e/d min / max 0.8 (vcc) / 0.2(vcc) vdc control voltage 2 v c optional 0 ~ vcc vdc pull range 2 f t 5 ~ 12 ppm linearity, max l positive tuning slope 10 % initial frequency calibration f c measures at 25c 1.00 ppm stability vs. supply voltage change f v vcc 5% 0.20 ppm stability vs. load change f l vcc 10% 0.20 ppm stability over operating temperature 3 ? f/fc(t) referenced at 25c 0.28 ppm overall freq. stability, max. ? f/fc including 20 years of aging 4.60 ppm operating temperature 4 ta -20 ~ +70 -40 ~ +85 c storage temperature t(stg) absolute max -55c~ +125c c phase noise @ freq. offset, typical. ( ? f) ( ? f) ( ? f) ? f=100hz ? f=1khz ? f=10khz -110 -135 -145 dbc/hz dbc/hz dbc/hz features ? 0.28 ppm holdover stability ? 4.6 ppm accuracy over all conditions including 20 yrs aging. ? miniature 5x7mm smd package ? low current consumption applications ? mobile phones ? base stations ? mobile radios ? gps devices ? broadband equipment
tcxo raltron ? 10651 n.w. 19 th st ? miami, florida 33172 ? u.s.a. phone: (305) 593-6033 ? fax: (305) 594-3973 ? e-mail: sales@raltron.com ? web: http://www.raltron.com mechanical specification outline tolerance if not specified: 0.015? / 0.4mm pin functions: [1] nc [2] nc [3] nc [4] gnd [5] output [6] nc [7] nc [8] enable/disable [9] vcc [10] nc or control voltage marking: tx057a-lz-0.28-12.800-3-tr
tcxo raltron ? 10651 n.w. 19 th st ? miami, florida 33172 ? u.s.a. phone: (305) 593-6033 ? fax: (305) 594-3973 ? e-mail: sales@raltron.com ? web: http://www.raltron.com part numbering system: notes 5 available with control voltage option. example: tv057a-d3-0.28-12.800-3-tr surface mount tcxo, control voltage opt ion, 5x7mm, stratum 3, from -40 c to +85c, 3.3vdc supply, control voltage range 5 ppm to 12 ppm, clipped sine wave output. tape and reel packaging. reflow profile: reflow profile ipc/jedec j-std-020 rev. c temperature min preheat t smin 150c temperature max preheat t smax 200c time (t smin to t smax ) t s 60-180 sec. temperature t l 217c peak temperature t p 260c ramp-up rate r up 3c/sec max. ramp-down rate r down 6c/sec max. time within 5c of peak temperature t p 20-40 sec. time t[25c] to peak temperature t[25c] to peak 480 sec. time t l 60-150 sec. type output type series rev operating temp range [c] stability [ppm] frequency (mhz) supply voltage [v] tape & reel surface mount tcxo 0 : clipped sine 2 : hcmos 57 a lz : 0~70 hz : -20~70 d3 : -40~85 0.28 : 0.28 10 ~ 52 5 : vcc =5.0 3 : vcc =3.3 tr tx 5 tv 2 57 a - hz - 0.28 - 12.8 - 3 - tr temp. [ c ] time [ sec ] t p t l t smax t smin ramp-up ramp-down critical zone t l to t p t[25c] to peak t s preheat t l t p
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