
PMC-Sierra, Inc.
PM73488 QSE
L
PMC-980616
Issue 3
5 Gbit/s ATMSwitch Fabric Element
Released
Datasheet
17
1.2
Figure 3 shows a basic 32
×
32 switch application (5 Gbps) using one QSE and eight QRTs.
32 x 32 Switch Application (5 Gbps)
1.3
Figure 4 shows a 64
×
64 switch application (10 Gbps) using 6 QSEs and 16 QRTs. This application uses QSEs in a
3-stage fabric. This sized system can be implemented in a single 19 inch rack.
64 x 64 Switch Application (10 Gbps)
Figure 3. 32 x 32 Switch Application (5 Gbps)
Figure 4. 64 x 64 Switch Application (10 Gbps)
QRT #1
(PM73487)
Receive Input
QRT #8
(PM73487)
Receive Input
QSE
(PM73488)
×
4
×
4
622 Mbps
Aggregate
622 Mbps
Aggregate
Receive UTOPIA
Level 2
QRT #1
(PM73487)
Transmit Output
QRT #8
(PM73487)
Transmit Output
×
4
×
4
622 Mbps
Aggregate
622 Mbps
Aggregate
Transmit UTOPIA
Level 2
QRT #1
(PM73487)
Receive Input
QRT #8
(PM73487)
Receive Input
QSE
(PM73488)
×
4
622 Mbps
Aggregate
Receive
UTOPIA
Level 2
QRT #1
(PM73487)
Transmit Output
QRT #8
(PM73487)
Transmit Output
×
4
622 Mbps
Aggregate
QRT #9
(PM73487)
Receive Input
QRT #16
(PM73487)
Receive Input
×
QRT #9
(PM73487)
Transmit Output
QRT #16
(PM73487)
Transmit Output
Transmit
UTOPIA
Level 2
622 Mbps
Aggregate
QSE
(PM73488)
QSE
(PM73488)
QSE
(PM73488)
QSE
(PM73488)
QSE
(PM73488)
622 Mbps
Aggregate
622 Mbps
Aggregate
Receive
UTOPIA
Level 2
622 Mbps
Aggregate
×
16
×
16
×
16
×
16
×
Transmit
UTOPIA
Level 2
622 Mbps
Aggregate
622 Mbps
Aggregate