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Recent content by Mohamed Adam

  1. M

    altium schematic symbol and footprint for 671-8489R-LF1 (7500718489) transformer

    Dears regarding to the subject please any help for where i can altium schematic symbol and footprint for 671-8489R-LF1 (7500718489) transformer? or help me how i can create them? Thanks in advance Adam
  2. M

    Main differences between point of sale and cash register ?

    Dears What are the main differences between point of sale and cash register ? which is more secure ? can i connect cash register to internet ? Thanks in advance
  3. M

    what is differences between DDR and DDR2 in term of Vref ?

    what are differences between DDR and DDR2 in term of Vref ? Dear all my question is, is there Vref in DDR as in DDR2 and if not why ? thanks for all Best Regard.
  4. M

    how real time clock work ?

    HI all please help me how real time clock work and when i have to use it ? thanks
  5. M

    how do i sequence two voltage from one power supply ?

    thanks barry for ur reply , but i don't want do use two regulators because i have no size for this but i can use MOSFET switch with delayed turn on as u said , but can i do this without drop in power (1.8)? i mean for delay
  6. M

    how do i sequence two voltage from one power supply ?

    Hi guys, i have a problem with power sequencing please help me the problem is , i have DSP processor have three voltages 1.05(core), 1.8(IO), and 1.8(DDR2 controller) i want to generate 1.8V for IOs and DDR2 controller from one regulator the problem is in sequencing between IOs and controller ...
  7. M

    sequencing issue in designing power section in DSP processor for Modem?

    Hi guys, i have a problem with power sequencing please help me the problem is , i have DSP processor have three voltages 1.05(core), 1.8(IO), and 1.8(DDR2 controller) i want to generate 1.8V for IOs and DDR2 controller from one regulator the problem is in sequencing between IOs and controller ...
  8. M

    How to create Foot print for BGA component in Altium ?

    Dears i am new in Altium tools can u help me to make BGA foot print ( e.g for NAND BGA ) my is i cann,t add and remove balls in foot print Kindly please help me thank you
  9. M

    how do i create test point in schematic altium designer ?

    thanks ssankurathri this is good idea i will do this
  10. M

    how do i create test point in schematic altium designer ?

    thanks for ur reply but how i can do this ?
  11. M

    how do i create test point in schematic altium designer ?

    I am new in Altium how can i place test point in schematic in Altium not in PCB - - - Updated - - - please help me soon i stucked now thanks
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