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Intel
®
IXP45X and Intel
®
IXP46X Product Line of Network Processors
December 2006 HDD
Document Number: 305261; Revision: 004 13
Introduction—Intel
®
IXP45X and Intel
®
IXP46X Product Line of Network Processors
Note: Figure 1 shows the Intel
®
IXP465 Network Processor. For details on feature support
listed by processor, see the Intel
®
IXP45X and Intel
®
IXP46X Product Line of Network
Processors Datasheet.
Figure 1. Intel
®
IXP465 Component Block Diagram
UART 1
921 KBaud
UART 0
921 KBaud
IBPMU
Interrupt
Controller
GPIO
Timers
IEEE 1588
USB Device
Version 1.1
SSP
I
2
C
16 GPIO
NPE A
NPE B
NPE C
AES/DES/SHA/
MD-5
HSS 0
HSS 1
UTOPIA 2/MII/SMII
MII/SMII
MII/SMII
Intel XScale
®
Processor
32-Kbyte I-Cache
32-Kbyte D-Cache
2-Kbyte Mini D-Cache
DDRI Memory
Controller Unit
32 Bit + ECC
MPI
133 MHz x 64
AHB/AHB
Bridge
PCI Controller
Expansion Bus
Controller
USB-Host
Controller V. 2.0
High-Speed is not
Supported
Queue
Manager
AHB Slave/
APB
Master
Bridge
South AHB 133.32 MHz x 32 bits
South AHB
Arbiter
North AHB
Arbiter
Master on South AHB
Master on North AHB
North AHB 133.32 MHz x 32 bits
APB 66.66 MHz x 32 Bits
Cryptography
Unit
Hardware RNG
Hashing SHA1
Exponentiation Unit
32 bit at 33/66 MHz8/16/32 bit + Parity
Bus Arbiters
Slave Only
AHB Slave / APB Master
B3777-007