參數(shù)資料
型號: MDS212
廠商: Zarlink Semiconductor Inc.
英文描述: 12-Port 10/100Mbps Ethernet Switch
中文描述: 12端口10/100Mbps以太網(wǎng)交換機(jī)
文件頁數(shù): 27/111頁
文件大?。?/td> 1609K
代理商: MDS212
MDS212
Data Sheet
27
Zarlink Semiconductor Inc.
Figure 3 - Frame Buffer Memory Configuration
5.2 Frame Buffer Memory Usage
The MDS212 supports two switching modes: managed and unmanaged. The following tables describe Frame
Buffer Memory usage for managed and unmanaged modes of operation, respectively:
Note:
FE = Frame Engine, SE = Search Engine
Table 2 - Frame Buffer Memory Usage for Managed Mode
Description
Unit Size
Unit Count
Total Size
Reference by
Frame Data Buffer
(FDB)
Transmission
Queue
CPU/HISC Mailing
List
1.5 Kbytes
256 to 1K
384 K bytes to 1.5M bytes
FE
1
4 bytes x 128K
to 4 bytes x 1K
32 Bytes to 64
Bytes
(Programmable)
8 bytes x 4K
8 bytes to 32
bytes x 2K
48 (4 level
priority)
128 to 1K
24 Kbytes to 192Kbytes
(at 4 level priority)
4K bytes to 32 Kbytes
(at 32 Bytes each)
FE
1
CPU, HISC & SE
1
VLAN Table
VLAN MAC Table
1
1
32 Kbytes
16 Kbytes to 64 Kbytes
HISC & SE
1
HISC & SE
1
SRAM
64Kx32
SRAM
64Kx32
SRAM
64Kx32
SRAM
64Kx32
SRAM
64Kx32
SRAM
128Kx32
SRAM
128Kx32
SRAM
128Kx32
MDS212
MDS212
Two Bank 1M
64Kx32
One Bank 0.5M
64Kx32
L_D[31:0]
L_A[18:3]
L
L_D[63:32]
One Bank 1M
128Kx32
Two Bank 2M
128Kx32
L_A[19:3]
L
L_D[31:0]
L_D[63:32]
L
L
CE
CE
L_A[19:3]
L_A[20]
MDS212
MDS212
L_D[63:32]
L_D[63:32]
L_D[31:0]
L_D[31:0]
L_A[18:3]
CE
L_A[19]
L_D[63:32]
L_D[63:32]
L
L
L_D[31:0]
L_D[31:0]
CE
SRAM
128Kx32
SRAM
128Kx32
SRAM
64Kx32
SRAM
64Kx32
相關(guān)PDF資料
PDF描述
MDS212CG 12-Port 10/100Mbps Ethernet Switch
MDS213 12-Port 10/100Mbps + 1Gbps Ethernet Switch
MDS213CG 12-Port 10/100Mbps + 1Gbps Ethernet Switch
MDS220 Analog IC
MDS221 Analog IC
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MDS212CG 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:12-Port 10/100Mbps Ethernet Switch
MDS213 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:12-Port 10/100Mbps + 1Gbps Ethernet Switch
MDS213CG 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:12-Port 10/100Mbps + 1Gbps Ethernet Switch
MDS217 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog IC
MDS-21E09 制造商:ITT Interconnect Solutions 功能描述:BACKSHELL - Bulk