PRIXP425BD datasheet(10/112 Pages) INTEL

10 / 112 page

Intel® IXP42X Product Line and IXC1100 Control Plane Processor

Product Features

Datasheet

— PCI arbiter supporting up to four external PCI devices (four REQ/GNT pairs)

— Host/option capable

— Master/target capable

— Two DMA channels

• Two MII interfaces

— 802.3 MII interfaces

— Single MDIO interface to control both MII interfaces

• UTOPIA-2 Interface

— Eight-bit interface

— Up to 33 MHz clock speed

— Five transmit and five receive address lines

• USB v 1.1 device controller

— Full-speed capable

— Embedded transceiver

— 16 endpoints

• Two high-speed, serial interfaces

—Six-wire

— Supports speeds up to 8.192 MHz

— Supports connection to T1/E1 framers

— Supports connection to CODEC/SLICs

— Eight HDLC Channels

• 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

PRIXP425BD Datasheet(PDF) 10 Page - Intel Corporation