Express-BD7
Pinouts and Signal Descriptions
21
3.4.3.
10G Ethernet
10GbE port 0/1
Signal
Pin
Description
I/O
PU/PD
Comment
10G
10G_KR_RX0-
10G
10G_KR_RX1-
C49
C50
C42
C43
10GBASE-KR ports, Receive Input
differential paris
I KR
AC coupled on
Module
10G
10G_KR_TX0-
10G
10G_KR_TX1-
D49
D50
D42
D43
10GBASE-KR ports, Transmit Output
differential paris
O KR
AC coupled on
Carrier
10G_INT0
10G_INT1
C47
D47
Interrupt pin from Copper PHY or
Optical SFP+ module to the 10GbE
controller
I 3.3VSB PU 2.2k
3.3VSB
MDIO Mode
Management Data I/O Interface mode
data signal for serial data transfers
between the MAC and an external PHY
O
3.3VSB
10G_PHY_MDIO_SDA0 D46
I
2
C Mode
I
2
C Data signal, of the 2-wire
management interface used for serial
data transfers between the MAC and
the external PHY
I/O OD
3.3VSB
PU 2.2k
3.3VSB
MDIO Mode
Management Data I/O Interface mode
clock signal for serial data transfers
between the MAC and an external PHY
O
3.3VSB
10G_PHY_MDC_SCL0 C46
I
2
C Mode
I
2
C Data signal, of the 2-wire
management interface used for serial
data transfers between the MAC and
the external PHY
I/O OD
3.3VSB
PU 2.2k
3.3VSB
MDIO Mode
Management Data I/O Interface mode
data signal for serial data transfers
between the MAC and an external PHY
O
3.3VSB
10G_PHY_MDIO_SDA1 D45
I
2
C Mode
I
2
C Data signal, of the 2-wire
management interface used for serial
data transfers between the MAC and
the external PHY
I/O OD
3.3VSB
PU 2.2k
3.3VSB
MDIO Mode
Management Data I/O Interface mode
clock signal for serial data transfers
between the MAC and an external PHY
O
3.3VSB
10G_PHY_MDC_SCL1 C45
I
2
C Mode
I
2
C Data signal, of the 2-wire
management interface used for serial
data transfers between the MAC and
the external PHY
I/O OD
3.3VSB
PU 2.2k
3.3VSB
10G_SDP0
10G_SDP1
C40
D40
Software-Definable Pins
I/O
3.3VSB
PU 10k
3.3VSB
10G_SFP_SDA0
10G_SFP_SDA1
C39
C38
I
2
C Data signal, of the 2-wire
management interface used by 10GbE
I/O OD
3.3VSB
PU 2.2k
3.3VSB
