AM79C978 Advanced Micro Devices, AM79C978 Datasheet - Page 20

• Manufacturer Part Number: AM79C978
• Description: Single-Chip 1/10 Mbps PCI Home Networking Controller
• Manufacturer: Advanced Micro Devices

PIN DESIGNATIONS (PQL144)
Listed By Group
20
HomePNA PHY Network Ports
HRTXRXP/N
XTAL1
XTAL2
XCLK/XTAL
10BASE-T Network Ports
TX±
RX±
IREF
PHY_RST
MII
TX_CLK
TXD[3:0]
TX_EN
RX_CLK
RXD[3:0]
RX_ER
RX_DV
MDC
MDIO
CRS
COL
Magic Packet
PME
PG
Host CPU Interface
PCI_CLK
C/BE[3:0]
AD[31:0]
DEVSEL
FRAME
GNT
IDSEL
INTA
IRDY
PAR
PERR
REQ
RST
SERR
Pin Name
Receive/Transmit Data
Crystal Input (20 MHz XTAL/60 MHz CLK)
Crystal Output (20 MHz XTAL)
Oscillator/Crystal Select
Serial Transmit Data
Serial Receive Data
Tied to GND via a 12 k 1% resistor
Buffered PCI RST signal
MII Transmit Clock
MII Transmit Data
MII Transmit Enable
MII Receive Clock
MII Receive Data
MII Receive Error
MII Receive Data Valid
MII Management Data Clock
MII Management Data I/O
Carrier Sense
Collision
Power Management Event
Power Good
CPU Clock
Bus Command Byte Enable
Address/Data
Device Select
Cycle Frame
Bus Grant
Initialization Device Select
Interrupt
Initiator Ready
Parity
Parity Error
Bus Request
Reset
System Error
Pin Function
Am79C978
Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Voltage
3.3/5
3.3/5
3.3/5
3.3/5
3.3/5
3.3/5
3.3/5
3.3/5
3.3/5
3.3/5
3.3/5
3.3/5
3.3/5
3.3/5
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
Driver
OMII1
OMII1
OMII1
OMII2
TSMII
STS6
STS6
STS6
STS6
STS6
XTAL
OD6
OD6
OD6
TS3
TS3
TS3
NA
NA
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No. of
Pins
32
2
1
1
1
2
2
1
1
1
4
1
1
4
1
1
1
1
1
1
1
1
1
4
1
1
1
1
1
1
1
1
1
1
1