參數(shù)資料
型號(hào): PM73488
廠商: PMC-SIERRA INC
元件分類: 數(shù)字傳輸電路
英文描述: 5 Gbit/s ATM Switch Fabric Element
中文描述: ATM SWITCHING CIRCUIT, PBGA596
封裝: EPBGA-596
文件頁數(shù): 22/135頁
文件大?。?/td> 1735K
代理商: PM73488
PMC-Sierra, Inc.
PM73488 QSE
L
PMC-980616
Issue 3
5 Gbit/s ATMSwitch Fabric Element
Released
Datasheet
24
Figure 12 shows a 20 Gbps ATM switch composed of 32 port cards (32 QRTs) and 20 switch cards (40 QSEs). By
adding additional sets of a switch card and eight port cards in the same manner, this system can scale up to 160 Gbps.
Figure 12. 20 Gbps ATM Switch
Port Card #1
Rx Input
622 Mbps
Port Card #8
Rx Input
622 Mbps
Port Card #9
Rx Input
622 Mbps
Port Card #16
Rx Input
622 Mbps
Switch Card #17
Stage 1 QSE
Switch Card #18
Stage 1 QSE
Port Card #1
Tx Output
622 Mbps
Port Card #8
Tx Output
622 Mbps
Port Card #9
Tx Output
622 Mbps
Port Card #16
Tx Output
622 Mbps
Switch Card #17
Stage 3 QSE
Switch Card #18
Stage 3 QSE
Switch Card #16
Switch Card #2
Switch Card #1
Port Card #17
Rx Input
622 Mbps
Port Card #24
Rx Input
622 Mbps
Port Card #25
Rx Input
622 Mbps
Port Card #32
Rx Input
622 Mbps
Switch Card #19
Stage 1 QSE
Switch Card #20
Stage 1 QSE
Port Card #17
Tx Output
622 Mbps
Port Card #24
Tx Output
622 Mbps
Port Card #25
Tx Output
622 Mbps
Port Card #32
Tx Output
622 Mbps
Switch Card #19
Stage 3 QSE
Switch Card #20
Stage 3 QSE
x2
x2
x2
x2
x2
x2
x2
x2
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