GWIXP425BBT datasheet(12/134 Pages) INTEL

12 / 134 page

Intel® IXP42X Product Line of Network Processors and IXC1100 Control Plane Processor

March 2005

Datasheet

Document Number: 252479, Revision: 005

— 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)

GWIXP425BBT Datasheet(PDF) 12 Page - Intel Corporation