LAN9312-NZW SMSC, LAN9312-NZW Datasheet - Page 68
LAN9312-NZW
Manufacturer Part Number
LAN9312-NZW
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-NZW
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)
186 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-NZW
Manufacturer:
Standard
Quantity:
143
Company:
Part Number:
LAN9312-NZW
Manufacturer:
Microchip Technology
Quantity:
10 000
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Revision 1.7 (06-29-10)
The transmit queue priority is based on the packet type and device configuration as shown in
Figure 6.5
(SWE_GLOBAL_INGRSS_CFG)," on page 383
ALR Priority
Queue =
Resolved Priority =
IP Precedence
. Refer to
Y
Figure 6.5 Switch Engine Transmit Queue Calculation
Use Precedence
Section 14.5.3.16, "Switch Engine Global Ingress Configuration Register
Resolved Priority =
DIFFSERV[TOS]
N
High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
Get Queue Done
DATASHEET
Y
Resolved Priority =
DIFFSERV[TC]
Packet is IPv 4
68
N
for definitions of the configuration bits.
Traffic Class[Resolved Priority]
Y
N
Y
Default Priority[Source
Resolved Priority =
wait for ALR result
Packet from Host
Packet is IPv 4/v6
VLAN Enable &
VLAN Enable &
ALR Static Bit
DA Highest
Get Queue
VL Higher
Packet is
Packet is
& Use IP
Queue =
Tagged
Tagged
Priority
Priority
Port]
N
N
N
N
N
Y
Y
Y
N
Y
Y
Priority Regen[VLAN
Resolved Priority =
Priority]
SMSC LAN9312
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