Intel® IXP42X Product Line of Network Processors and IXC1100 Control Plane Processor
— 16 endpoints
• SDRAM interface
— 32-bit data
— 13-bit address
— 133 MHz
— Up to eight open pages simultaneously maintained
— Programmable auto-refresh
— Programmable CAS/data delay
— Support for 8 MB, minimum, up to 256 MB maximum
• Expansion interface
— 24-bit address
— 16-bit data
— Eight programmable chip selects
— Supports Intel/Motorola* microprocessors
• Multiplexed-style bus cycles
• Simplex-style bus cycles
• DSP support for:
— Texas Instruments* DSPs supporting HPI-8 bus cycles
• Texas Instruments DSPs supporting HPI-16 bus cycles
• High-speed/Console UARTs
— 1,200 baud to 921 Kbaud
— 16550 compliant
— 64-byte Tx and Rx FIFOs
— CTS and RTS modem control signals
• Internal bus performance monitoring unit
— Seven 27-bit event counters
— Monitoring of internal bus occurrences and duration events
• 16 GPIOs
• Four internal timers
• Packaging
— 492-pin PBGA
— Commercial temperature (0° to +70° C)
— Extended temperature (-40° to +85° C)
The following features can be enabled by software, consult the Intel® IXP400 Software
Programmer’s Guide to determine if a feature can be enabled for a particular product.
• Three network processor engines (NPEs)
March 2005
12
Datasheet
Document Number: 252479, Revision: 005
INTEL [ INTEL ]
