LAN9303I-ABZJ SMSC, LAN9303I-ABZJ Datasheet - Page 318

• Manufacturer Part Number: LAN9303I-ABZJ
• Description: Ethernet ICs 3 Port 0/100 Ether Switch MII/RMII/Turb
• Manufacturer: SMSC

Specifications of LAN9303I-ABZJ

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Revision 1.4 (07-07-10)
13.4.4.2
31:16
BITS
15:8
7:0
RESERVED
Drop Level Low
These bits specify the buffer limit that can be used per ingress port during
times when 2 or 3 ports are active.
Each buffer is 128 bytes.
Note:
Drop Level High
These bits specify the buffer limit that can be used per ingress port during
times when 1 port is active.
Each buffer is 128 bytes.
Note:
Buffer Manager Drop Level Register (BM_DROP_LVL)
This register configures the overall buffer usage limits.
A port is “active” when 36 buffers are in use for that port.
A port is “active” when 36 buffers are in use for that port.
Register #:
1C01h
DESCRIPTION
Small Form Factor Three Port 10/100 Managed Ethernet Switch with Single MII/RMII/Turbo MII
DATASHEET
318
Size:
32 bits
TYPE
R/W
R/W
SMSC LAN9303/LAN9303i
RO
DEFAULT
49h
64h
Datasheet
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