Intel 82562EX, Руководство по конструкции

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82540EP/82541(PI/GI/EI) & 82562EZ(EX) Dual Footprint Design Guide
38
B12 LED3/LINK1000# LINK1000# TOUT X X LED LED No stuff Testability
output for
82562EZ(EX).
B13 CTRL18 CTRL25 RBIAS100 X X Pwr Regulator Pwr Regulator 649 pull-down Connect to
PNP or to pull-
down.
B14 IE PHY REF RBIAS10 X X NC 2.49K pull-down 619 pull-down Install resistor
or not.
C1 AD[21] AD[21] NC X AD[21] AD[21] AD[21]
C2 M66EN M66EN NC X M66EN M66EN M66EN
C3 REQ# REQ# NC X REQ# REQ# REQ#
C4 C/BE#[3] C/BE#[3] NC X C/BE#[3] C/BE#[3] C/BE#[3]
C5 RSVD_NC NC NC X NC NC NC
C6 AD[28] AD[28] NC X AD[28] AD[28] AD[28]
C7 AD[29] AD[29] NC X AD[29] AD[29] AD[29]
C8 CLK_RUN# CLK_RUN# NC X CLK_RUN# CLK_RUN# CLK_RUN#
C9 SMBDATA SMBDATA NC X SMBDATA SMBDATA SMBDATA
C10 VSS VSS VSS
C11 LED1/ACTIVITY# ACTIVITY# ACTLED# X X LED LED LED Same signal -
different
names.
C12 AVSS VSS VSSA X X VSS VSS VSS AVSS = VSSA
= VSS
C13 MDI[0]+ MDI[0]+ TDP X X MDI MDI MDI Same signal -
different
names.
C14 MDI[0]- MDI[0]- TDN X X MDI MDI MDI Same signal -
different
names.
D1 AD[18] AD[18] NC X AD[18] AD[18] AD[18]
D2 AD[19] AD[19] NC X AD[19] AD[19] AD[19]
D3 AD[20] AD[20] NC X AD[20] AD[20] AD[20]
D4 RVSD_VSS ALT_CLK125 VSS X X VSS VSS VSS
D5 VSS VSS VSS
D6 VSS VSS VSS
D7 VSS VSS VSS
D8 VSS VSS VSS
D9 NC 2.5 V NC X 1.8V 2.5 V No stuff PHY Power
Plane
D10 NC NC ISOL_EXEC X X NC NC NC May have LAN
Disable logic
connected to
this signal for
82562EZ(EX).
D11 ANALOG_1.8V 2.5 V NC X 1.8V 2.5 V No stuff PHY Power
Plane
Table 13. Ball Number to Signal Mapping (Sheet 2 of 8) (Continued)
Population Options
Ball
Ref
82541xx
Pin
Name
82540EP
Pin Name
82562EZ
Pin Name
D
1
K
2
82541xx 82540EP 82562EZ Comments