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