LAN9420I-NU SMSC, LAN9420I-NU Datasheet - Page 128

• 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)
4.4.7
31-16
BITS
15-0
RESERVED
MII Data
This contains the 16-bit value read from the PHY read operation or the 16-
bit data value to be written to the PHY before an MII write operation.
MII Data Register (MII_DATA)
This register contains either the data to be written to the PHY register specified in the MII Access
Register, or the read data from the PHY register whose index is specified in the MII Access Register.
Refer
Note: The MIIBZY bit in the MII_ACCESS register must be cleared when writing to this register.
toSection 4.4.6, "MII Access Register (MII_ACCESS)," on page 127
Offset:
DESCRIPTION
0098h
Single-Chip Ethernet Controller with HP Auto-MDIX Support and PCI Interface
DATASHEET
128
Size:
32 bits
for further details.
TYPE
SMSC LAN9420/LAN9420i
R/W
RO
DEFAULT
0000h
Datasheet
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