LAN9312-NZW SMSC, LAN9312-NZW Datasheet - Page 185

• Manufacturer Part Number: LAN9312-NZW
• Description: Ethernet ICs Hi Per 2 Port 10/100 Ethernet Switch
• Manufacturer: SMSC
• Type: Two Port Managed Ethernet Switchr

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

High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9312
14.2.2.5
31:24
23:16
BITS
15:0
RESERVED
TX Status FIFO Used Space (TXSUSED)
This field indicates the amount of space, in DWORD’s, currently used in the
TX Status FIFO.
TX Data FIFO Free Space (TXFREE)
This field indicates the amount of space, in bytes, available in the TX Data
FIFO. The application should never write more than is available, as indicated
by this value.
TX FIFO Information Register (TX_FIFO_INF)
This register contains the indication of free space in the TX Data FIFO and the used space in the TX
Status FIFO.
Offset:
080h
DESCRIPTION
DATASHEET
185
Size:
32 bits
TYPE
RO
RO
RO
Revision 1.7 (06-29-10)
DEFAULT
1200h
0b
-