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Andrey Sviyazov andreysviyaz at gmail.comHi all. Here package of the project and schdoc. PcbDoc still doesn't changed. Best regards, Andrey Sviyazov. 2012/7/4 Andrey Sviyazov <andreysviyaz at gmail.com> > Hi Jean-Samuel. > > If Farnell better for you, then please order exactly MLB-201209-0120PU<http://ru.farnell.com/mec-marcom/mlb-201209-0120pu/ferrite-bead-0805-case-120ohm-5a/dp/1308778RL> > and MLB-160808-0600PL<http://ru.farnell.com/mec-marcom/mlb-160808-0600pl/ferrite-bead-0603-case-600ohm-1a/dp/1308770RL> > . > They are HI_CURRENT beads and it is really required. > > Please find attached here new SCH and BOM files with new part numbers and > links. > > Best regards, > Andrey Sviyazov. > > > > 2012/7/4 Jean-Samuel Najnudel - BJT PARTNERS SARL <jsn at bjtpartners.com> > >> Hi Andrey, >> >> Thank you very much for your reply. >> >> Could you please confirm the components bellow are fine ? >> http://fr.farnell.com/murata/blm18tg601tn1d/ferrite-600ohm/dp/1115050RL >> >> http://fr.farnell.com/tdk/mmz2012121b/perle-de-ferrite-0805-120-ohm/dp/1669728RL >> >> Please let me know if this is fine. >> If not, which would you suggest ? >> http://ru.farnell.com/ferrite-beads >> >> >> Thanks a lot for your help. >> >> Best regards. >> >> Jean-Samuel. >> :-) >> >> >> On Wed, Jul 4, 2012 at 2:02 PM, Andrey Sviyazov <andreysviyaz at gmail.com>wrote: >> >>> Hi Jean-Samuel. >>> >>> For the TI160808U601 and TI201209U121 you can use any high current >>> ferrite chip bead with 600 Ohm and 120 Ohm impedance respectively. >>> For example you could order similar partnumbers from the ELFA<https://www.elfa.se/elfa3%7Eeu_en/elfa/init.do?init=1&shop=ELFA_EU-EN>catalogue in the >>> 0603<https://www.elfa.se/elfa3%7Eeu_en/elfa/init.do?item=65-500-37&toc=20387>and >>> 0805<https://www.elfa.se/elfa3%7Eeu_en/elfa/init.do?item=65-500-43&toc=0> SMD >>> cases respectively, datasheet here pdf<https://www1.elfa.se/data1/wwwroot/assets/datasheets/jqMLB-HighCurrent_e.pdf> >>> . >>> >>> Best regards, >>> Andrey Sviyazov. >>> >>> >>> >>> 2012/7/4 Jean-Samuel Najnudel - BJT PARTNERS SARL <jsn at bjtpartners.com> >>> >>>> Hi Andrey, >>>> >>>> Thank you very much for your reply. >>>> >>>> I try to find where to buy the TI160808U601 and TI201209-121 chokes. I >>>> do not know where I should find these. Would you know where I should order >>>> these components ? >>>> >>>> By the way, do you confirm the ISSI SRAM is pin compatible with the >>>> Cypress chip ? >>>> >>>> http://www.digikey.com/product-detail/en/IS61NLP51236-200TQLI/706-1103-ND/1557418 >>>> >>>> Is this ISSI chip fine for our application ? Is 18 MBit enough ? >>>> Do you confirm this ISSI chip is the best value for what we need ? Are >>>> you sure we cannot find a lower cost chip with similar performances and/or >>>> a better performances chip with similar cost ? >>>> Are you sure we will not need to reroute the PCB ? >>>> >>>> We really need to be sure before starting the PCB production. If both >>>> you and Alexander confirm everything is fine, I will ask the fab to start >>>> the PCB. >>>> >>>> Please let me know. >>>> >>>> Again, thanks a lot for your help. >>>> >>>> Best regards. >>>> >>>> Jean-Samuel. >>>> :-) >>>> >>>> >>>> >>>> On Tue, Jul 3, 2012 at 11:40 PM, Andrey Sviyazov < >>>> andreysviyaz at gmail.com> wrote: >>>> >>>>> Jean-Samuel. >>>>> >>>>> Please inform me what actually rf chockes partnumbers are problem to >>>>> order. >>>>> Unfortunately MuRata produce few billion pcs and then stopped for a >>>>> few years. >>>>> So, possible we have to find some Chinese fab partnumbers to order. >>>>> >>>>> Best regards, >>>>> Andrey Sviyazov. >>>>> (Sent from my mobile client) >>>>> 04.07.2012 1:22 пользователь "Andrey Sviyazov" <andreysviyaz at gmail.com> >>>>> написал: >>>>> >>>>> Hi Jean-Samuel. >>>>>> Unfortunately I have no internet connection now. >>>>>> Tomorrow I'll check flash and others. >>>>>> >>>>>> Best regards, >>>>>> Andrey Sviyazov. >>>>>> (Sent from my mobile client) >>>>>> >>>>>> 04.07.2012 1:10 пользователь "Alexander Chemeris" < >>>>>> alexander.chemeris at gmail.com> написал: >>>>>> > >>>>>> > On Mon, Jul 2, 2012 at 10:16 PM, Jean-Samuel Najnudel - BJT PARTNERS >>>>>> > SARL <jsn at bjtpartners.com> wrote: >>>>>> > > 1/ Would you know a distributor for the Murata chokes ? The fab >>>>>> them to have >>>>>> > > some issue to source these. >>>>>> > >>>>>> > Andrey is looking into this. >>>>>> > >>>>>> > > 2/ Would you suggest a distributor for the GPS chip ? >>>>>> > >>>>>> > Try contacting manufacturer directly: >>>>>> > http://www.transystem.com.tw/product.php?b=g&m=pe&cid=4&sid=&id=66 >>>>>> > >>>>>> > They have a distributor in UK, but I think it might be easier to buy >>>>>> > from the manufacturer directly: >>>>>> > http://www.castlemicrowave.com/castle-contact.asp >>>>>> > >>>>>> > This chip is popular in Russia, so it is easy to source them here, >>>>>> > shipping them to EU might be a pain in big batches, but I think we >>>>>> > could send few chips for this prototyping batch if manufacturer's >>>>>> lead >>>>>> > time is too long. Here it costs $14.50/chip for more then 16 chips: >>>>>> > http://www.compel.ru/infosheet/TSI/EB-570/ >>>>>> > >>>>>> > -- >>>>>> > Regards, >>>>>> > Alexander Chemeris. >>>>>> > CEO, Fairwaves LLC / ООО УмРадио >>>>>> > http://fairwaves.ru >>>>>> >>>>> >>>> >>> >> > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/umtrx/attachments/20120704/65aedc97/attachment.htm> -------------- next part -------------- A non-text attachment was scrubbed... Name: UmTRXv2_SCHDOC (04.07.2012 17-31-16).zip Type: application/zip Size: 767371 bytes Desc: not available URL: <http://lists.osmocom.org/pipermail/umtrx/attachments/20120704/65aedc97/attachment.zip>