RE: [ethmac] PHY

["Igor Mohor\(opencores\)" <igorm@opencores.org>]

Take the Intel (LevelOne) LXT971A PHY (this is supported). Check if they
match.

Regards,
	Igor

> -----Original Message-----
> From: owner-ethmac@opencores.org [mailto:owner-ethmac@opencores.org]
On
> Behalf Of xiayun@magima.com.cn
> Sent: Monday, January 06, 2003 4:34 PM
> To: ethmac@opencores.org
> Subject: RE: [ethmac] PHY
> 
> I have chosen the Kendin's PHY KS8721B and I want to know whether
> this chip fit for the OPENCORE's ethernet IP.
> 
> ----- Original Message -----
> From: "Kevin Kay" <kevin.kay@e... >
> To: <ethmac@o... >
> Date: Tue, 24 Sep 2002 18:49:16 -0400
> Subject: RE: [ethmac] PHY
> 
> >
> >
> > It really depends upon what you want to do and what your
> > application is
> > (copper, fiber, 10/100/1000, auto-negotiation, auto-MDIX, status
> > counters,
> > etc.).
> >
> > There are some really low-cost PHYs out there.  Also, if your
> > application is
> > a PCI application, that would put you in a different PHY market.
> > If you
> > need extended cable range, that would put you in another market.
> > Are you
> > doing an MII, RMII, SMII interface to the PHY?
> >
> > For a basic, no frills, low cost, MII to copper 10/100
> > autonegotiated PHY, I
> > like the Altima AC101L (they are now Broadcom).  This PHY will also
> > drive a
> > fiber transceiver.  If you're on a PCI application, a RealTek PHY
> > is tough
> > to beat on price.  If you want some of the higher-end functions
> > (auto-MDIX,
> > auto polarity correction, etc.) then you're in a different class of
> > PHYs
> > (like the Broadcom 5221 and derivatives).  Finally, there's the old
> > standby
> > Intel (formerly from Level One) 97x parts.  I think Kendin also
> > makes a PHY
> > family (it's been a while since I've looked at them, so please
> > excuse me if
> > I'm off on Kendin's product offering).
> >
> > All of the above can be configured to a default state that is
> > usable.  IMHO,
> > I think your driving factors will be the specific features of your
> > application, your available supply voltages vs. the PHY's
> > requirements, and
> > price (if you're cost sensitive).
> >
> > Regards,
> > Kevin Kay
> >
> > > -----Original Message-----
> > > From: owner-ethmac@o...
> > [mailto:owner-ethmac@o... ]On
> > > Behalf Of Wilson Roger
> > > Sent: Tuesday, September 24, 2002 12:21 PM
> > > To: Open Cores - Ethernet (E-mail)
> > > Subject: [ethmac] PHY
> > >
> > >
> > > Can anyone recommend a PHY that they've found easy and
> > effective to use?
> > >
> > > Thanks.
> > >
> > > Roger.
> > >
> > >
> > >
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> >
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