Hallo,

the IC is RF2713, not RS2713 at RF-Micro-Devices (RFMD).

Gerd DM2CDB


  ----- Original Message ----- 

  I found the same poor specs on LTC chips.

  Alberto I2PHD <[EMAIL PROTECTED]> wrote: 

    wb8lga wrote: 
I've been looking for some IC chips that can be used for SDR.  I've located 
one. Its the RS2713 by RF Micro-Devices. I have requested  a few samples from 
them . I hope to have them by next week. I'll  try the receiver first.     This 
chip takes the LO directly into it. The 90 Deg phase is built  into the chip. 
The operating freq. is half the LO freq.     I'll
 update this post after I test the chips.     73's WB8LGA    I have given a 
look at the specs of that chip. Unless something is escaping me, they
    do not seem particularly impressive... especially the input IP3 numbers...
    Consider that QSDs with an input IP3 of more than +40 dBm have been built 
and tested...

    73  Alberto  I2PHD
    -------------------------------

    From the RS2713 Data Sheet






   

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