LAN9312-NU Standard Microsystems (SMSC), LAN9312-NU Datasheet - Page 214
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LAN9312-NU
Manufacturer Part Number
LAN9312-NU
Description
Manufacturer
Standard Microsystems (SMSC)
Datasheet
1.LAN9312-NU.pdf
(458 pages)
Specifications of LAN9312-NU
Number Of Primary Switch Ports
2
Operating Supply Voltage (typ)
3.3V
Fiber Support
No
Phy/transceiver Interface
MII
Power Supply Type
Analog
Data Rate (typ)
10/100Mbps
Vlan Support
Yes
Operating Temperature (max)
70C
Operating Temperature (min)
0C
Pin Count
128
Mounting
Surface Mount
Jtag Support
No
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
3V
Operating Temperature Classification
Commercial
Data Rate
100Mbps
Lead Free Status / RoHS Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LAN9312-NU
Manufacturer:
Microchip Technology
Quantity:
10 000
- Current page: 214 of 458
- Download datasheet (5Mb)
Revision 1.7 (06-29-10)
14.2.5.14
BITS
31:0
Clock Low (CLOCK_LO)
This field contains the low 32-bits of the 64-bit 1588 Clock.
1588 Clock Low-DWORD Register (1588_CLOCK_LO)
This read/write register combined with
64-bit 1588 Clock value. The 1588 Clock value is used for all 1588 timestamping. The 1588 Clock has
a base frequency of 100MHz, which can be adjusted via the
(1588_CLOCK_ADDEND)
on page 154
Note: Both this register and the
Note: The value read is the saved value of the 1588 Clock when the 1588_CLOCK_SNAPSHOT bit
written for either to be affected.
in the
Offset:
for additional information.
1588 Command Register (1588_CMD)
174h
accordingly. Refer to
DESCRIPTION
High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
DATASHEET
1588 Clock High-DWORD Register (1588_CLOCK_HI)
1588 Clock High-DWORD Register (1588_CLOCK_HI)
214
Size:
Chapter 11, "IEEE 1588 Hardware Time Stamp Unit,"
is set.
32 bits
1588 Clock Addend Register
TYPE
R/W
SMSC LAN9312
00000000h
DEFAULT
Datasheet
must be
form the
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