LAN9218-MT SMSC, LAN9218-MT Datasheet - Page 16

• Manufacturer Part Number: LAN9218-MT
• Description: CONTROLLER, ENET, 10/100, 100TQFP
• Manufacturer: SMSC

Specifications of LAN9218-MT

• Data Rate: 100Mbps
• No. Of Ports: 2
• Ethernet Type: IEEE 802.3 / 802.3u
• Supply Current: 40mA
• Supply Voltage Range: 2.97V To 3.63V
• Operating Temperature Range: 0°C To +70°C
• Digital Ic Case Style: TQFP
• Interface Type: HBI
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Revision 1.93 (11-27-07)
2.1
Host Data High
Host Data Low
SPEED_SEL
Host Address
PHY External Bias
Read Strobe
Write Strobe
FIFO Select
Chip Select
Interrupt
Request
NAME
Resistor
0
1
NAME
TPO+
TPO-
TPI+
TPI-
Pin List
FIFO_SEL
SYMBOL
D[31:16]
D[15:0]
A[7:1]
100Mbps
nWR
nRD
nCS
IRQ
10Mbps
SPEED
SYMBOL
EXRES1
TPO+
TPO-
TPI+
TPI-
BUFFER
O8/OD8
Table 2.1 Host Bus Interface Signals
Table 2.2 Default Ethernet Settings
TYPE
(PD)
I/O8
I/O8
Table 2.3 LAN Interface Signals
IS
IS
IS
IS
IS
BUFFER
TYPE
AO
AO
AI
AI
AI
DATASHEET
DEFAULT ETHERNET SETTINGS
PINS
16
16
#
7
1
1
1
1
1
Half-Duplex
Half-Duplex
DUPLEX
PINS
NUM
16
1
1
1
1
1
Bi-directional data port.
7-bit Address Port. Used to select Internal CSR’s and
When driven high all accesses to the LAN9218 are to
Bi-directional data port.
Note that Pull-down’s are disabled in 32 bit mode.
TX and RX FIFOs.
Active low strobe to indicate a read cycle.
Active low strobe to indicate a write cycle. This signal,
qualified with nCS, is also used to wakeup the
LAN9218 when it is in a reduced power state.
Active low signal used to qualify read and write
operations. This signal qualified with nWR is also used
to wakeup the LAN9218 when it is in a reduced power
state.
Programmable Interrupt request. Programmable
polarity, source and buffer types.
the RX or TX Data FIFOs. In this mode, the A[7:3]
upper address inputs are ignored.
High-Performance Single-Chip 10/100 Ethernet Controller with HP Auto-MDIX
Transmit Positive Output (normal)
Receive Positive Input (reversed)
Transmit Negative Output (normal)
Receive Negative Input (reversed)
Receive Positive Input (normal)
Transmit Positive Input (reversed)
Receive Negative Input (normal)
Transmit Negative Output (reversed)
Must be connected to ground through a 12.4K
ohm 1% resistor.
DESCRIPTION
DESCRIPTION
AUTO NEG.
Disabled
Enabled
SMSC
Datasheet
LAN9218