so-502 saw based oscillator vectron international, 267 lowell rd, hudson nh 03051-4916 tel: 1-88-vectron-1 website: www.vect ron.com 1 of 9 rev: 3 november 06 product data sheet so-502 saw based clock oscillator features ? output frequencies from 300 mhz to 1350 mhz ? ultra low jitter < 0.05 ps-rms (12 khz to 20 mhz) < 0.05 ps-rms (50 khz to 80 mhz) ? small low profile 9.0 * 14.0 * 4.5 mm smt package ? 3.3 v, 5.0 v and 12v supply options ? low phase noise, -160 dbc/hz @ 1 mhz offset (1 ghz) ? lv-pecl, pecl, or sinewave (0 to +10 dbm into 50 ? ) ? output disable feature (for lvpecl - pecl option) product is free of lead and compliant to ec rohs directive applications ? point to point / point to multi point radios ? instrumentation ? test & measurement ? military & avionics description the so-502 is a saw based clock oscillator that operates at the fundamental frequenc y of the internal saw resonator. this direct approach enables this series to achieve low phase noise and jitter performance at high output frequencies and over wide operating temperatur e range. the oscillator is housed in a hermetically sealed j-lead surface mount package offered on tape and reel. as an option, it has an output disable to facilitate on-board testing.
so-502 saw based oscillator vectron international, 267 lowell rd, hudson nh 03051-4916 tel: 1-88-vectron-1 website: www. vectron.com rev: 3 november 06 table 1. electrical performance parameter symbol minimum typical maximum units notes frequency center frequency f n 300 1350 mhz 1,2 frequency stability (referenced to f o ) f stab 250 ppm 1,2,7 aging (10 years) +50, -100 ppm 5 supply voltage (b) v cc 11.4 12 12.6 v 2,3 voltage (c) v cc 4.75 5 5.25 v 2,3 voltage (d) v cc 3.135 3.3 3.450 v 2,3 current (no load) i cc 55 70 ma 2,3 output- sinewave options sinewave, into 50 ? (g) p o 0 dbm 2,3 sinewave, into 50 ? (j) p o +7 dbm 2,3 sinewave, into 50 ? (k) p o +10 dbm 2,3 harmonics -20 dbc 2,3 jitter @ 622.08 mhz (12 khz to 20 mhz) 0.035 0.050 ps,rms 5,6 jitter @ 622.08 mhz (50 khz to 80 mhz) 0.035 0.050 ps,rms 5,6 output- pecl logic option (f) output level low v ol v cc -1.63 v 2,3,4 output level high v ol v cc -0.98 v 2,3,4 rise & fall time t r ,t f 200 350 ps 2,3,4 symmetry (duty cycle) sym 45 49/51 55 % 2,3,4 operating temperature t op see ordering table oc 1 package size 9.0 x 14.0 x 4.5 mm table notes: 1. see standard frequencies and ordering information 2. parameters are test ed with production test circuit 3. parameters are tested at ambi ent temperature with test limits guard- banded for specified operat ing temperature. 4. output levels are standard 100k pecl compatible and measured from 20% to 80% of a full output swing (fig 1). 5. not tested in production, guaranteed by design, verified at qualification. 6. integrated across 12 khz to 20 mhz or 50 kh z to 80 mhz per gr-253-core issue3. lvpecl output 7. maximum frequency occurs at room temperature figure 1. 100k pecl waveform vcc - 1.6v vcc - 1.3v vcc - 1.0v 80% 20% t r t f t a t b sym = 100 x t a / t b 2 of 9
so-502 saw based oscillator vectron international, 267 lowell rd, hudson nh 03051-4916 tel: 1-88-vectron-1 website: www. vectron.com rev: 3 november 06 8.890.15 [0.3500.006] 13.970.20 [0.5500.008] 0.460.05 [0.0180.002] 2.540.13 [0.1000.005] 5.080.13 [0.2000.005] 4.49 +0.20 -0.30 [ 0.177 +0.008 -0.012 ] mm [inch] 7.63 [0.300] vs-500-lff-gnn xxx.xxx vi yww 1 4 3 6 2 5 outline diagram pad layout table 3. pin out ? pecl option pin symbol function 1 - n/c 2 od n/c or output disable 1 3 gnd case and electrical ground 4 output output 5 coutput complementary output 6 v cc power supply voltage table notes: 1. by setting output disable pin high, the rf output is disabled and pin 4 is held high, pin 5 is held low. the threshold for output disable is 2.3v above pin 3. output disable pin can be left floating for normal operation mm [inch] 8.80 [0.346] 1.27 [0.050] 2.54 [0.100] 5.08 [0.200] 3.00 [0.118] so-502-bjf-lnn xxx.xxx ? vi yyww 3 of 9
so-502 saw based oscillator vectron international, 267 lowell rd, hudson nh 03051-4916 tel: 1-88-vectron-1 website: www. vectron.com rev: 3 november 06 suggested output load confi gurations ? pecl operation 4 5 output 6 coutput vcc vc 1 od 2 3 gnd +5.0v 120 ? 120 ? 82 ? 82 ? .01uf .1uf +5.0v +5.0v (from pll) vcc coutput output (from pll) od 3 gnd 2 4 5 vc 1 6 330 ? 330 ? .1uf .01uf +5.0v (ac coupling) (ac coupling) suggested output load confi gurations ? lvpecl operation 4 5 output 6 coutput vcc vc 1 od 2 3 gnd +3.3v 130 ? 130 ? 82 ? 82 ? .01uf 0.1uf +3.3v +3.3v (from pll) vcc coutput output (from pll) od 3 gnd 2 4 5 vc 1 6 240 ? 240 ? (ac coupling) (ac coupling) .01uf 0.1uf +3.3v 4of 9
so-502 saw based oscillator vectron international, 267 lowell rd, hudson nh 03051-4916 tel: 1-88-vectron-1 website: www. vectron.com rev: 3 november 06 table 4. pin out ? sinewave option pin symbol function 1 v c n/c 2 - n/c 3 v ee ground 4 output sinewave output 5 v cc vcc2 1 6 v cc vcc1 table notes: 1. if vcc1 is +12v and a separate 5v is not applie d to pin 5 then pin 5 must be connected through a 220 ? 1/4w external resistor. suggested output load configur ations ? sinewave operation +5v vcc 0.01uf 0.01uf nc nc output ac coupled with 50 ? to ground 0.1uf 1 2 3 6 5 4 +12v vcc 0.01uf 0.01uf 220 ? 1/4w nc nc output ac coupled with 50 ? to ground 0.1uf 1 2 3 6 5 4 5of 9
so-502 saw based oscillator vectron international, 267 lowell rd, hudson nh 03051-4916 tel: 1-88-vectron-1 website: www. vectron.com rev: 3 november 06 typical characteristics (3.3v, lvpecl operation) -200.00 -180.00 -160.00 -140.00 -120.00 -100.00 -80.00 -60.00 -40.00 -20.00 0.00 10e+0 100e+0 1e+3 10e+3 100e+3 1e+6 10e+6 100e+6 offset from carrier (hz) phase noise (dbc/hz) typical characteristics (5 v, sinewave operation) -200 -180 -160 -140 -120 -100 -80 -60 -40 -20 0 10e+0 100e+0 1e+3 10e+3 100e+3 1e+6 10e+6 100e+6 offset from carrier (hz) phase noise (dbc/hz) -200 -180 -160 -140 -120 -100 -80 -60 -40 -20 0 10e+0 100e+0 1e+3 10e+3 100e+3 1e+6 10e+6 100e+6 offset from carrier (hz) phase noise (dbc/hz) calculated jitter @ 1 ghz (22.5 o c) sonet oc-48 (12khz-20mhz ) = 11.23 fs-rms; 78.9 fs-pp sonet oc-192 (50khz-80mhz) = 8.65 fs-rms; 60.58 fs-pp calculated jitter @ 622.08 mhz (22.5 o c) sonet oc-48 (12khz-20mhz ) = 9.93 fs-rms; 69.51 fs-pp sonet oc-192 (50khz-80mhz) = 9.35 fs-rms; 65.49 fs-pp calculated jitter @ 983.04 mhz (22.5 o c) sonet oc-48 (12khz-20mhz) = 37.04 fs-rms; 259 fs-pp sonet oc-192 (50khz-80mhz) = 36.59 fs-rms; 250 ps-pp 6of 9
so-502 saw based oscillator vectron international, 267 lowell rd, hudson nh 03051-4916 tel: 1-88-vectron-1 website: www. vectron.com rev: 3 november 06 tape and reel (eia-481-2-a) tape dimensions (mm) reel dimensions (mm) dimension w f do po p1 a b c d n w1 w2 # per tolerance typ typ typ typ typ typ min typ min min typ max reel so-502 24 11.5 1.5 4 12 330 1.5 13 20.2 100 24.4 30.4 200 absolute maximum ratings parameter symbol ratings unit power supply v cc v cc + 1.0v v storage temperature t s -55 to +125 c soldering temp/time t ls +260/40 c/sec stresses in excess of the absolute maximum ratings can permanently damage the devic e. functional operation is not implied at these or any other conditions in exce ss of conditions represented in the operational sections of this datasheet. exposure to absolute maximum ratings for extended periods may adversely affect device reliability. reliability the so-502 family is capable of meet ing the following qualification tests: environmental compliance parameter conditions mechanical shock mil-std-883, method 2002 mechanical vibration mil-std-883, method 2007 solderability mil-std-883, method 2003 gross and fine leak mil-std-883, method 1014 resistance to solvents mil-std-883, method 2016 po w a n f p1 w1 w2 c b d ?do 7of 9
so-502 saw based oscillator vectron international, 267 lowell rd, hudson nh 03051-4916 tel: 1-88-vectron-1 website: www. vectron.com rev: 3 november 06 the device is designed to meet the jedec standard for pb-free assembly. the temperatures and time intervals listed are based on the pb-free small body requirements. the so-502 device is hermetically sealed so an aqueous wash is not an issue. termination plating: electroless gold plate over nickel plate 25 217 200 150 260 temperature (degc) time (sec) t s t amb-p t l t p r up r dn handling precautions although esd protection circuitry has been designed into the so-502 proper precautions should be taken when handling and mounting. vi employs a human body model and a charged-device model (cdm) for esd susceptibility testing and desi gn protection evaluation. esd ratings model minimum conditions human body model 1500 v (pecl/lvpecvl) mil-std 883, method 3015 human body model 700 v (sine wave) mil-std 883, method 3015 charged device model 1500 v (pecl/lvpecl) jesd 22-c101 charged device model 500 v (sine wave) jesd 22-c101 reflow profile (ipc/jedec j-std-020) parameter symbol value preheat time t s 60 sec min, 180 sec max ramp up r up 3 o c/sec max time above 217 o c t l 60 sec min, 150 sec max time to peak temperature t amb-p 480 sec max time at 260 o c t p 20 sec min, 40 sec max ramp down r dn 6 o c/sec max 8of 9
so-502 saw based oscillator vectron international, 267 lowell rd, hudson nh 03051-4916 tel: 1-88-vectron-1 website: www. vectron.com rev: 3 november 06 available standard frequencies (mhz) 480 622.08 640 672.1627 696.4215 840 938 970 983.04 1000 1200 1330 1344.3256 other frequencies are available upon request. ordering information so ? 502 - b j c - t n n ? xxxx.xxxx for additional information, please contact: vectron international reserves the right to make changes to t he product(s) and or information contained herein without notice. no liability is assumed as a result of thei r use or application. no rights under any patent accompany the sale of any such pro duct(s) or information. product family so: saw xo package 502: 9 x 14 x 4.5 mm input d: 3.3 v c: 5.0 v b: 12.0 v output f: pecl g: sine 0 dbm h: sine 3 dbm j: sine 7 dbm k: sine 10 dbm operating temperature c: 0 c to +70 c d: -20 c to +70 c f: -40 c to +85 c other (future use) n: n/a other (future use) n: n/a overall frequency stability t: 250 ppm frequency (see above) 300 ? 1350 mhz usa: vectron international, 267 lowell rd, hudson, nh 03051 . . . . tel: 1-88-vectron-1 f ax: 1-888-fax-vectron europe: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . tel: +49 (0) 3328-4784-17 fax: +49 (0) 3328-4784-30 asia: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . tel: +86-21-28909740 fax: +86-21-28909999 9of 9
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