89ttm553 Integrated Device Technology, 89ttm553 Datasheet - Page 3

• Manufacturer Part Number: 89ttm553
• Description: Traffic Manager Co-processing Engine
• Manufacturer: Integrated Device Technology

8 8 8 8 9TTM55x Functional Block Diagram
IDT 89TTM553
9TTM55x Functional Block Diagram
9TTM55x Functional Block Diagram
9TTM55x Functional Block Diagram
SIX-over-LVDS
Streaming
Interface
SPI-4.2
or
or
89TTM552
89TTM553
Thresholding
Thresholding
DSR,
BRX
Engine (AC)
Engine (AC)
Forwarding
Forwarding
Rx
Engine (DFC)
Data Buffer Memory (DDR SDRAM)
and
and
Multicast
Memory Controller
89TTM552-to-89TTM553
(PBC)
Extended Scheduler
Queue Manager
Queue Manager
Interface
Interface
(QM)
(QM)
Control Path SAR
(SAR)
3 of 30
(VOQM, BPQ)
OQ Manager
(ARS, GS,
Scheduler
Packet
WFQ)
Scheduler
Packet
(SS)
Interface (CPIF, DMA)
Interface (CPIF, DMA)
CPU and Peripheral
CPU and Peripheral
SAR (ILS)
Datapath
AAL-5
Processor
Processor
Statistics
Statistics
(SP)
(SP)
DST,
BTX
Tx
SPI-4.2
or
Streaming
Interface
or
CSIX-over-LVD
External
Statistics
Port
ZBus
ZBus
March 3, 2005