C-3E Datasheet, PDF (21/114 Pages) Freescale Semiconductor, Inc – C-3e NETWORK PROCESSOR SILICON REVISION A1

Block Diagram
21
Figure 1 C-3e Network Processor Block Diagram
Q-5 or Q-3
(optional)
SRAM
Fabric
SRAM
External
Host CPU
(optional)
External
PROM
(optional)
Control
Logic
(optional)
Fabric
Processor
Table
Lookup
Unit
PCI Serial PROM
Executive Processor
Queue
Mgmt
Unit
Buses (64Gbps Bandwidth)
SDRAM
Buffer
Mgmt
Unit
C-3e
NP
CP-0 CP-1 CP-2 CP-3
Cluster
CP-12 CP-13 CP-14 CP-15
Channel
Processors
Cluster
PHY
16 Channel Processors:
8 (CP0 to CP7) full functionality
8 (CP8 to CP15) Internal-only
PHY
PHY PHY
PHY Interface Examples:
10/100 Ethernet
Gigabit Ethernet - Aggregated
OC-3
OC-12
Processor Boundary
03