Intel® IXP42X Product Line of Network Processors and IXC1100 Control Plane Processor
1.2
Product Features
1.2.1
Product Line Features
Table 3 on page 14 describes which features apply to the Intel® IXP42X Product Line of Network
Processors and IXC1100 Control Plane Processor.
• Intel XScale® Core (compliant with ARM* architecture)
— High-performance processor based on Intel XScale® Microarchitecture
— Seven/eight-stage Intel® Super-Pipelined RISC Technology
— Management unit
• 32-entry, data memory management unit
• 32-entry, instruction memory management unit
• 32-Kbyte, 32-way, set associative instruction cache
• 32-Kbyte, 32-way, set associative data cache
• 2-Kbyte, two-way, set associative mini-data cache
• 128-entry, branch target buffer
• Eight-entry write buffer
• Four-entry fill and pend buffers
— Clock speeds:
• 266 MHz
• 400 MHz
• 533 MHz
— ARM* Version V5TE Compliant
— Intel® Media Processing Technology
Multiply-accumulate coprocessor
— Debug unit
Accessible through JTAG port
• PCI interface
— 32-bit interface
— Selectable clock
• 33 MHz clock output derived from either GPIO14 or GPIO15
• 33 and 66 MHz clock input
— PCI Local Bus Specification, Rev. 2.2 compatible
— PCI arbiter supporting up to four external PCI devices (four REQ/GNT pairs)
— Host/option capable
— Master/target capable
— Two DMA channels
• USB v 1.1 device controller
— Full-speed capable
— Embedded transceiver
Datasheet
March 2005
Document Number: 252479, Revision: 005
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INTEL [ INTEL ]
