LAN9420I-NU SMSC, LAN9420I-NU Datasheet - Page 124

• Manufacturer Part Number: LAN9420I-NU
• Description: IC ETHERNET CTRLR SGL 128VTQFP
• Manufacturer: SMSC
• Type: Single Chip MAC and PHY Controllerr

Specifications of LAN9420I-NU

• Controller Type: Ethernet Controller
• Interface: PCI
• Voltage - Supply: 3 V ~ 3.6 V
• Current - Supply: 145mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 128-TQFP, 128-VQFP
• Product: Ethernet Controllers
• Number Of Transceivers: 1
• Standard Supported: 802.3, 802.3u
• Data Rate: 10 MB, 100 MB
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 1.6 V
• Maximum Operating Temperature: + 85 C
• Ethernet Connection Type: 10/100 Base-T
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 638-1085

Revision 1.4 (12-17-08)
4.4.3
BITS
31:0
Physical Address [31:0]
This field contains the lower 32 bits (32:0) of the Physical Address of this
MAC device.
MAC Address Low Register (ADDRL)
This register contains the lower 32 bits of the physical address of the MAC, where ADDRL[7:0] is the
first octet of the Ethernet frame.
Table 4.6
reception of the Ethernet physical address.
ADDRL, ADDRH
As an example, if the desired Ethernet physical address is 12-34-56-78-9A-BC, the ADDRL and
ADDRH registers would be programmed as shown in
load this configuration from the EEPROM are shown in
page
ADDRL[23:16]
ADDRL[31:24]
ADDRH[15:8]
ADDRL[15:8]
ADDRH[7:0]
ADDRL[7:0]
31.
Offset:
below illustrates the byte ordering of the ADDRL and ADDRH registers with respect to the
Figure 4.2 Example ADDRL, ADDRH Address Ordering
Table 4.6 ADDRL, ADDRH Byte Ordering
31
31
0x78
DESCRIPTION
0088h
xx
24
24
Single-Chip Ethernet Controller with HP Auto-MDIX Support and PCI Interface
23
DATASHEET
23
0x56
xx
ADDRH
ADDRL
16
16
124
15
15
ORDER OF RECEPTION ON ETHERNET
0xBC
0x34
Size:
8
8
Figure
7
7
0x9A
0x12
Section 3.3.5.1, "EEPROM Format," on
4.2. The values required to automatically
0
0
32 bits
2
3
4
5
6
1
nd
rd
st
th
th
th
TYPE
SMSC LAN9420/LAN9420i
R/W
DEFAULT
32‘hF
Datasheet