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AM79C975 Datasheet(PDF) 25 Page - Advanced Micro Devices

Part # AM79C975
Description  PCnet??FAST III Single-Chip 10/100 Mbps PCI Ethernet Controller with Integrated PHY
PDF  304 Pages
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Manufacturer  AMD [Advanced Micro Devices]
Direct Link  http://www.amd.com
Logo AMD - Advanced Micro Devices

AM79C975 Datasheet(HTML) 25 Page - Advanced Micro Devices

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Am79C973/Am79C975
25
P R E L I M INARY
PIN DESIGNATIONS
Listed By Group
Note:
1. Not including test features.
Pin Name
Pin Function
Type1
Driver
No. of Pins
Physical Layer Interface (PHY)
IREF
Internal Current Reference
I
NA
1
RX±
Serial Receive Data
I
NA
2
TX±
Serial Transmit Data
O
NA
2
SDI±
Signal Detect Input
I
NA
2
Power Management Interface
RWU
Remote Wake Up
O
O6
1
PME
Power Management Event
O
OD6
1
WUMI
Wake-Up Mode Indication
O
OD6
1
PG
Power Good
I
NA
1
VAUXDET
Auxiliary Power Detect
I
NA
1
IEEE 1149.1 Test Access Port Interface (JTAG)
TCK
Test Clock
I
NA
1
TDI
Test Data In
I
NA
1
TDO
Test Data Out
O
TS6
1
TMS
Test Mode Select
I
NA
1
External Address Detection Interface (EADI)
EAR
External Address Reject Low
I
NA
1
SFBD
Start Frame Byte Delimiter
O
LED
1
MIIRXFRTGD
MII Receive Frame Tag Data
I
NA
1
MIIRXFRTGE
MII Receive Frame Tag Enable
I
NA
1
Media Independent Interface (MII)
COL
Collision
I
NA
1
CRS
Carrier Sense
I
NA
1
MDC
Management Data Clock
O
OMII2
1
MDIO
Management Data I/O
I/O
TSMII
1
RX_CLK
Receive Clock
I
NA
1
RXD[3:0]
Receive Data
I
NA
4
RX_DV
Receive Data Valid
I
NA
1
RX_ER
Receive Error
I
NA
1
TX_CLK
Transmit Clock
I
NA
1
TXD[3:0]
Transmit Data
O
OMII1
4
TX_EN
Transmit Data Enable
O
OMII1
1
TX_ER
Transmit Error
O
OMII1
1
Serial Management Interface (SMI) - Am79C975 only
MCLOCK
SMI Clock
I/O
OD6
1
MDATA
SMI Data
I/O
OD6
1
MIRQ
SMI Interrupt
O
OD6
1



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