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Recent content by hoangnc

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    RF transceiver from 10MHz to 2GHz

    Can anyone help me? Or if you have just any related schematic, please share. Thanks.
  2. H

    RF transceiver from 10MHz to 2GHz

    Dear, I am looking for an RF transceiver module that can cover from about 10MHz to 2000MHz or more. I found a similar one from Ettus (https://www.ettus.com/WBX) but it starts from 50MHz. Do you know any available module? Thank you very much!!!
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    Questions about termination and PCB layout

    Hi all, I'm designing a board which has an FPGA XC3s1500 interfacing with QDR SRAM memories. It works at 100 MHz (effectively 200 MHz because the QDR memory uses both rising and falling edge - DDR). I read some documents about designing high speed PCB but there's something I'm still not...
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    Need simple and free Flash File System for the uCOS

    Need Flash File System I plan to use uCOS in my board. In this board I use 1MB Flash mem so I want to have a File System intergarated in the uCOS. This FS need to be simple, free-open source. Can any one recommend me?
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    Source code for pow function?

    pow source code I have to write a function like pow (double pow(double x, double y)). Anyone has this source code?
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    Looking for USB with 20ms delay (from board to PC)

    USB with 20ms delay? I plan to use 12Mbps USB to transmit/receive periodicaly 2Mbps stream. Can it guarantee 20ms delay from my board to PC?
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    Most common ICs to convert from +5V to -5V?

    I'm developing a PCI card. My card need -5V, but I have not many experiences about regulators. Can you recommend me most common ICs in the market to convert from +5V to -5V. Thanks in advance.

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