cfpt-141 surface mount tcxos issue 5; 19 october 2004 delivery options please contact our sales office for current leadtimes description cfpt-141 is a surface mount temperature compensated voltage controlled crystal oscillator tcvcxo) providing a high degree of frequency stability over a wide temperature range. they are particularly suited to applications where space is at a premium package outline 5.0 3.2 1.2mm smd stock frequencies 12.80, 13.0, 19.2, 20.0, 26.0mhz output waveform clipped sine 0.8v pk-pk min output load 10k ? //10pf 10% voltage control 1.5v 1.0v applied to pad 1 vc input impedance >1.0m ? frequency adjustment 3ppm to 7ppm frequency stability temperature: see table supply voltage variation: 0.2ppm (5% change) load variation: 0.2ppm max (10% change) ageing 1ppm typical first year @ 25c storage temperature range ?55 to 125c soldering conditions for typical soldering conditions, please see the relevant pages in application notes marking model number frequency minimum order information required frequency + model number + frequency stability + operating temperature outline in mm 2.4 1.2 3.8 2.3 5.00.2 3.20.2 1.1 max 1.1 1.1 0.7 0.7 2.6 3 4 2 1 1.6 0.1 pad connections 1. voltage control 2. gnd 3. output 4. +vs 1.4 solder pad layout test circuit oscillator 43 12 0.1 f ma power supply v +vs +vs v 10pf* probe to counter or scope 10k * inclusive of jigging and equipment europe tel: +44 (0)1460 270200 fax: +44 (0)1460 72578 website: www.cmac.com americas tel: +1 919 941 9333 fax: +1 919 941 9371 asia tel: +86 755 8826 5991 fax: +86 755 8826 5990
surface mount tcxos outline in mm - tape 2.16 ? 1.5 16.0 7.5 2.0 8.0 8.18 4.0 5.56 +0.3 -0.1 outline in mm - reel ? 180 ? 60.0 16.40 20.20 13.00.2 electrical specifications - maximum limiting values when measured in test circuit f f r r e e q q u u e e n n c c y y r r a a n n g g e e s s u u p p p p l l y y v v o o l l t t a a g g e e s s u u p p p p l l y y c c u u r r r r e e n n t t v v o o l l t t a a g g e e c c o o n n t t r r o o l l c c h h a a n n g g e e o o u u t t p p u u t t w w a a v v e e f f o o r r m m o o u u t t p p u u t t m m o o d d e e l l n n u u m m b b e e r r 10.0 to 30.0mhz 3.0v 0.15v 2.0ma 3ppm min. / 7ppm max. clipped sine 0.8 v pk-pk min cfpt-141 frequency stabilities available over temperature ranges o o p p e e r r a a t t i i n n g g t t e e m m p p e e r r a a t t u u r r e e r r a a n n g g e e s s f f r r e e q q u u e e n n c c y y s s t t a a b b i i l l i i t t i i e e s s v v s s o o p p e e r r a a t t i i n n g g t t e e m m p p e e r r a a t t u u r r e e r r a a n n g g e e 1 1 . . 5 5 p p p p m m 2 2 . . 0 0 p p p p m m 2 2 . . 5 5 p p p p m m 5 5 p p p p m m 0 0 t t o o 5 5 0 0 c c code cp code gp code hp code kp - - 1 1 0 0 t t o o 6 6 0 0 c c code cr code gr code hr code kr - - 2 2 0 0 t t o o 7 7 0 0 c c - code gs code hs code ks - - 3 3 0 0 t t o o 8 8 5 5 c c - - code hw* code kw - - 4 4 0 0 t t o o 8 8 5 5 c c - - code hx code kx * please note code hw is the standard frequency stability vs operating temperature range ordering example 1 3.0mhz cfpt -1 41 hw frequency model number frequency stability vs operating code note. other frequencies / specifications may be available, please contact our sales office. europe tel: +44 (0)1460 270200 fax: +44 (0)1460 72578 website: www.cmac.com americas tel: +1 919 941 9333 fax: +1 919 941 9371 asia tel: +86 755 8826 5991 fax: +86 755 8826 5990
|
