LAN9312-NU SMSC, LAN9312-NU Datasheet - Page 243
LAN9312-NU
Manufacturer Part Number
LAN9312-NU
Description
Ethernet ICs Hi Per 2 Port 10/100 Ethernet Switch
Manufacturer
SMSC
Type
Two Port Managed Ethernet Switchr
Datasheet
1.LAN9312-NZW.pdf
(458 pages)
Specifications of LAN9312-NU
Ethernet Connection Type
10 Base-T, 100 Base-TX
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Product
Ethernet Switches
Number Of Transceivers
1
Standard Supported
802.3, 802.3u
Data Rate
10 Mbps, 100 Mbps
Supply Voltage (max)
3.3 V
Supply Voltage (min)
0 V
Supply Current (max)
185 mA, 295 mA
Maximum Operating Temperature
+ 70 C
Package / Case
TQFP-100
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LAN9312-NU
Manufacturer:
Microchip Technology
Quantity:
10 000
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High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9312
14.2.7
14.2.7.1
31:16
BITS
15:0
RESERVED
MII Data
This field contains the value written to the PHYs. For a write operation, this
register should be first written with the desired data.
PHY Management Interface (PMI)
The PMI registers are used (by the EEPROM Loader only) to indirectly access the PHY registers.
Refer to
information on the PHY registers.
Note: These registers are only accessible by the EEPROM Loader and NOT by the Host bus. Refer
PHY Management Interface Data Register (PMI_DATA)
This register is used in conjunction with the
(PMI_ACCESS)
Note: This register is only accessible by the EEPROM Loader and NOT by the Host bus. Refer to
to
Section 10.2.4, "EEPROM Loader," on page 149
Offset:
Section 14.4, "Ethernet PHY Control and Status Registers," on page 285
Section 10.2.4, "EEPROM Loader," on page 149
to perform write operations to the PHYs.
0A4h
EEPROM Loader
Access Only
DESCRIPTION
DATASHEET
243
Size:
PHY Management Interface Access Register
for additional information.
for additional information.
32 bits
TYPE
WO
RO
Revision 1.7 (06-29-10)
for additional
00000000h
DEFAULT
-
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