TX-704-0004-20M0 tcxo www.vectron.com modified 2011-03-10 index : 3 printed 2011-06-03 ? page 1 of 5 vectron international ? product specifications tx-704-0004 nominal frequency (f0) 20 mhz frequency stabilities parameter frequency stability operating temp . range over all ( df / f 0 ) - 4 . 6 to 4 . 6 ppm vs . operating temp . range ( df / f @ 25 c ) - 0 . 28 to 0 . 28 ppm 0 ... 55 c additional information hold over incl .: df vs temp . 0 ..+ 55 c , dvs 5 % , aging 24 h : < = 0 . 32 ppm parameter value condition initial tolerance ( df / f 0 ) - 1 to 1 ppm @ 25 c vs . supply voltage change ( df / f ) - 0 . 2 to 0 . 2 ppm static ; 3 . 3 v 5 % vs . load change ( df / f ) - 0 . 2 to 0 . 2 ppm static ; load 10 % vs . aging / 15 years ( df / f ) < 2 . 5 ppm @ 40 c holdover 24 h 0 . 32 ppm stratum 3 per gr - 1244 overall incl : initial , temp . 0 ..+ 55 c , supply 5 % , load var . 10 % , aging 20 y . rf output parameter value condition signal lvcmos load 15 pf 10 % fan out 3 rise time < 8 ns @ 10 to 90 % vout fall time < 8 ns @ 90 to 10 % vout duty cycle 45 / 55 % @ 1 . 65 v v low x < 0 . 33 v v high x > 2 . 97 v enable function enable function output pin 8 pin 5 high data open data low no data supply voltage parameter value condition supply voltage ( vs ) 3 . 3 v 5 % current consumption steady state < 6 ma @ vsnom & 25 c additional parameters parameter typ . max . condition phase noise - 85 dbc / hz @ 10 hz - 110 dbc / hz @ 100 hz - 130 dbc / hz @ 1000 hz - 145 dbc / hz @ 10 khz - 150 dbc / hz @ 100 khz parameter value condition start - up time < 10 ms additional information this smd oscillator is designed only for pick and place / reflow soldering process . manual soldering may damage the part and therefore not recommended for the mounting of this oscillator . processing & packing handling & processing note additional environmental conditions vibration iec 60068 - 2 - 6 , test fc shock iec 60068 - 2 - 27 , test ea sealing test a nicht dicht ( not hermetically sealed )
TX-704-0004-20M0 tcxo www.vectron.com modified 2011-03-10 index : 3 printed 2011-06-03 ? page 2 of 5 vectron international ? product specifications tx-704-0004 additional environmental conditions solderability din iec 68 t 2 - 20 ( ta ) 100 % rohs 6 compliant solvent resistance en 60068 - 2 - 45 , test xa washable device absolute maximum ratings parameter min typ max units condition operable temperature range - 40 85 c storage temperature range - 55 125 c
TX-704-0004-20M0 tcxo www.vectron.com modified 2011-03-10 index : 3 printed 2011-06-03 ? page 3 of 5 vectron international ? product specifications tx-704-0004 enclosure type g 290 height 1 . 8 mm all units in mm pin connections pin 1 : i . c . 2 : n . c . pin 3 : i . c . 4 : gnd pin 5 : rf - output 6 : n . c . pin 7 : n . c . 8 : enable pin 9 : v _ supply 10 : n . c . marking tx - 004 20 m 000 * vayyww - - * pin - 1 marking
TX-704-0004-20M0 tcxo www.vectron.com modified 2011-03-10 index : 3 printed 2011-06-03 ? page 4 of 5 vectron international ? product specifications tx-704-0004 reflow profile profile feature pb - free assembly / sn - pb assembly average ramp - up rate ( tl to tp ) 3 c / second max . preheat - temperature min ( tsmin ) 150 c - temperature min ( tsmax ) 200 c - time ( min to max ) ( ts ) 60 - 180 seconds tsmax to tl - ramp - up rate 3 c / second max . time maintainted above - temperature ( tl ) 217 c - time ( tl ) 60 - 150 seconds peak temperature ( tp ) max 260 c time within 5 c of actual peak temperature ( tp ) 20 - 40 seconds ramp - down rate 6 c / second max . time 25 c to peak temperature 8 minutes max . note : all temperatures refer to topside of the package , measured on the package body surface . additional information this smd oscillator has been designed for pick and place reflow soldering .
TX-704-0004-20M0 tcxo www.vectron.com modified 2011-03-10 index : 3 printed 2011-06-03 ? page 5 of 5 vectron international ? product specifications tx-704-0004 standard shipping method tape width w [ mm ] quantity per meter quantity per reel p [ mm ] a [ mm ] b [ mm ] k [ mm ] 16 125 750 8 5 . 4 7 . 4 2 . 7 notes: unless otherwise stated all values are valid after warm-up time and refer to typical conditions for supply voltage, frequency control voltage, load, temperature (25c). subject to technical modification.
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