[SI-LIST] Re: Series termination and damping resistors

Simulate the topology and pick the right value... :)

Sent from my iPhone

On Jul 3, 2012, at 3:00 PM, Aaditya Kandibanda <aaditya.kandibanda@xxxxxxxxx> 
wrote:

> I am not sure but I think damping resistor is used to reduce the amplitude
> of ringing and termination resistors are used to absorb the energy from
> source.
> 
> 
> 
> 
> On Tue, Jul 3, 2012 at 9:45 AM, steve weir <weirsi@xxxxxxxxxx> wrote:
> 
>> A series damping resistor is any series resistor of any value placed
>> anywhere in the line to dissipate reflections  A series terminating
>> resistor is a resistor placed at the transmit end of the line where the
>> resistor value approximates the difference between the TX line
>> characteristic impedance and the driver V/I load line characteristic.
>> 
>> Steve.
>> On 7/3/2012 8:55 AM, Jason Young wrote:
>>> Dear experts,
>>> Is a "series terminating resistor" the same as a "series damping
>> resistor"?
>>> Regards,
>>> Jason
>>> 
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>> 
>> 
>> --
>> Steve Weir
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> 
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