page 1 of 5 tx-703 / tx-704 temperature compensated crystal oscillator excellent temperature stability ? stratum 3 compliant ? cmos and clipped sinewave output ? good phase noise behaviour ? efc option ? small size, low profi le ? 100% rohs compliant ? frequency range ? 1 of 6.4 - 35 mhz standard frequencies ? 1 : 10, 12.8, 19.2, 19.44, 20, 20.48, 26mhz up to 52mhz on request for reduced stabilities ? wireline stratum 3 applications ? femto cell ? test & measurment ? wireless communications ? previous vectron model numbers - c2260, tx-700 features applications performance specifi cations frequency stabilities 1,5 parameter min typical max units condition vs. operating temperature range (referenced to +25c) -0.14 -0.28 -0.28 +0.14 +0.28 +0.28 ppm ppm ppm 0 to +50c -20 to +70c -40 to +85c options 5 initial tolerance vs. supply voltage change vs. load change vs. aging / 20 years overall tolerance -1.0 -0.2 -0.1 -2.5 -4.6 +1.0 +0.2 +0.1 +2.5 +4.6 ppm ppm ppm ppm ppm at time of shipment, nominal efc v s 5% static load 5% static note:*stratum 3 per gr-1244-core: <4.6ppm for all causes and 20 years aging, holdover: <0.37ppm over 24 hours tx-703 / tx-704
page 2 of 5 performance specifi cations supply voltage (vs) parameter min typical max units condition 2 supply voltage (standard) 3.135 3.3 3.465 vdc current consumption 6 ma steady state @ +25c rf output (clipped sinewave) load r || c 9 9 10 10 11 11 k pf output power 0.7 v pp @ 10k || 10pf rf output (hcmos) load 13.5 15 16.5 pf signal level (vol) 0.3 vdc with vs=3.3v and 15pf load signal level (voh) 3.0 vdc with vs=3.3v and 15pf load rise and fall time 5 ns duty cycle 40 50 60 % @ (voh-vol)/2 frequency tuning (efc) tuning range fixed tcxo; no adjust opti- on 5 tuning range 5.0 14.0 20.0 ppm linearity 10% tuning slope positive control voltage range freq. control input impedance 0.3 10 1.65 3.0 vdc k with vs=3.3v additional parameters phase noise 3 -95 -120 -143 -155 -157 dbc/hz dbc/hz dbc/hz dbc/hz dbc/hz 10 hz 100 hz 1k hz 10 khz 100 khz @ 10mhz weight 1.0 g processing & packing handling & processing note absolute maximum ratings supply voltage (vs) 6.0 v control voltage 0 vs v operable temperature range -40 +85 c storage temperature range -55 +125 c cross reference list standard shipping method enclosure type tape width w (mm) quantity per meter quantity per reel dimension p g290/g298 12 150. 750. 8 hih gurtoberseite gurtunterseite tape buttom side abwickelrichtung unwinding direction lage im gurt position in tape pin 1 a x p b k
page 3 of 5 cross reference list standard shipping method standard shipping method package codes: 703 type height h g298 1.8mm package codes: 704 type height h g290 1.8mm pin connections: tx-703 1 voltage control (vc) / enable / n.c 2 ground (case) 3 rf output 4 supply voltage input (vs) marking tx-70x frequency z ayy ww pin connections: tx-704 1 i.c. 2 ground (case) 3 i.c. 4 gnd 5 rf output 6 n.c. 7 n.c. 8 enable/n.c. 9 supply voltage input (vs) 10 voltage control (vc) / n.c. enable true table (optional): tx-703 pin 1 pin 3 high data open data low high tristate enable true table (optional): tx-704 pin 8 pin 5 high data open data low high tristate
page 4 of 5 typical measurement data phase noise 3 tx703 @ 10 mhz mtie according-1244-core: tx-703 @ 10 mhz recommended refl ow profi le profi le feature pb-free assembly/ sn-pb assembly profi le feature pb-free assembly/ sn-pb assembly average ramp-up rate (t l to t p ) 3c/second max. time 25c to peak temperature 8 minutes max. preheat -temperature min t smin -temperature min t smax -time (min to max) t s 150c 200c 60-180 seconds time maintained above -temperature (t l ) -time (t l ) 217c 60-150 seconds tsmax to tl -ramp-up rate 3c/second max time maintained above -temperature (t l ) -time (t l ) 217c 60-150 seconds time within 5c of actual peak temperature (t p ) 20-40 seconds peak temperature (t p ) max 260c ramp-down rate 6c/ second max note : all temperatures refer to topside of the package, measured on the package body surface.
page 5 of 5 ordering information 1, 5 tx-70x 0 - e a j - 287 0 - 10m0000000 model code 703: enclosure g298 704: enclosure g290 height 0: 1.8mm supply voltage e: 3.3v frequency frequency control 0: no tuning 1: efc: 5.0 to 20ppm 2: enable 3: enable & efc: 5.0 to 20ppm (only avail- able for tx-704, 10-pin verion) rf output code a: hcmos f: clipped sinewave temperature range & stability code e-287: -40c to +85c, 0.28ppm j-287: -20c to +70c, 0.28ppm p-147: 0c to +50c, 0.14ppm notes: contact factory for improved stabilities or additional product options. not all options and codes are available at all 1. frequencies. unless other stated all values are valid after warm-up time and refer to typical conditions for supply voltage, frequency 2. control voltage, load, temperature (25c). phase noise degrades with increasing output frequency. 3. subject to technical modifi cation. 4. contact factory for availability. 5. disclaimer vectron international reserves the right to make changes to the product(s) and or information contained herein without notice. no liability is assumed as a result of their use or application. no rights under any patent accompany the sale of any such product(s) or information. rev: 8/2008 for additional information, please contact usa: vectron international 267 lowell road hudson, nh 03051 tel: 1.888.328.7661 fax: 1.888.329.8328 europe: vectron international landstrasse, d-74924 neckarbischofsheim, germany tel: +49 (0) 7268.801.100 fax: +49 (0) 7268.801.281 asia: vectron international 1f-2f, no 8 workshop, no 308 fenju road waigaoqiao free trade zone pudong, shanghai, china 200131 tel: 86.21.5048.0777 fax: 86.21.5048.1881
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