UmTRX production

Andrey Sviyazov andreysviyaz at gmail.com
Thu Jan 19 09:15:30 UTC 2012


18 января 2012 г. 20:21 пользователь Jean-Samuel Najnudel - BJT PARTNERS
SARL <jsn at bjtpartners.com> написал:

> Hi Alexander,
>
> I will meet the French fab next monday. I am quite optimistic. This
> company looks really serious and prices seems to be reasonable.
>
> They would need some information about the TI160808U601 and the
> TI201209U121. Could you please let me know a supplier for these beads ? Do
> you have an approximate idea of the price of these components ?
>
Datasheets of two suppliers (manuf) attached here.
Actualy in Russia TECSTAR company more popular, but I can't find their
datasheet.
Aprox price - $0.05 @ reel qty

>
> By the way, if it is not already included in the GPS chip, it might be
> useful to add a 1575 MHz GPS SAW filter on the GPS Rx path. As we will
> transmit a strong GSM Tx signal, it might saturate the GPS Rx if we place
> the GPS antenna near the GSM antenna. What do you think ?
>
Usualy active GPS antennas already contain LNA and filtering.
More over, DC bypass will be required if we put SAW filter at input.

>
> Please let me know.
>
> Best regards.
>
> Jean-Samuel.
> :-)
>
>
>
Best regards,
Andrey Sviyazov.
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