LAN9312-NU SMSC, LAN9312-NU Datasheet - Page 213
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
14.2.5.13
BITS
31:0
Clock High (CLOCK_HI)
This field contains the high 32-bits of the 64-bit 1588 Clock.
1588 Clock High-DWORD Register (1588_CLOCK_HI)
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)
170h
accordingly. Refer to
DESCRIPTION
DATASHEET
1588 Clock Low-DWORD Register (1588_CLOCK_LO)
1588 Clock Low-DWORD Register (1588_CLOCK_LO)
213
Size:
Chapter 11, "IEEE 1588 Hardware Time Stamp Unit,"
is set.
32 bits
1588 Clock Addend Register
TYPE
R/W
Revision 1.7 (06-29-10)
00000000h
DEFAULT
must be
form the
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