bcm1122 Broadcom Corp., bcm1122 Datasheet

bcm1122

Manufacturer Part Number

bcm1122

Description

Bcm1122 - Single-core Processor For Control Plane Applications

Manufacturer

Broadcom Corp.

Datasheet

1.BCM1122.pdf (2 pages)

Available stocks

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Price

Company:

BOSTOCK HK LIMITED

Part Number:

bcm1122A2KEB P12

Manufacturer:

BROADCOM

Quantity:

Company:

BOSTOCK HK LIMITED

Part Number:

bcm1122A4KEB

Manufacturer:

XILINX

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Bonase Electronics (HK) Co., Limited

Part Number:

bcm1122A4KEBG

Manufacturer:

BCM

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1 045

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Download datasheet (142Kb)

•

400-MHz MIPS64™ CPU

• Quad-issue in order pipeline; dual execute, dual memory pipes

• Enhanced skew pipeline enables zero load-to-use penalty

• 32-KB instruction cache, 32-KB data cache

• Advanced branch predictors

Fast, on-chip memory-coherent bus (ZBbus)

• Connects the CPU, L2 cache, memory controller and I/O

• Runs at half the CPU core clock; 256 bits wide

On-chip L2 cache

• 128 KB, shared by CPU and I/O bridges

• Four-way associative, ECC protected

• Ways can be removed to provide fast on-chip RAM

DDR memory controller

• One channel with a 64-bit data bus plus ECC

• Runs at 100 MHz clock rate, 200 Mbps data rate

• Support for DDR SDRAM, SGRAM, and FCRAM

High-speed packet interfaces

• One 10/100/1000 Ethernet MAC, and one 10/100 Ethernet

• 802.3 compliant with option to configure MAC into packet

PCI interface

• 32-bit, 33/66 MHz PCI 2.2

• Host bridge or target device

Integrated system I/O

• Generic I/O for direct connect to boot ROM, FLASH, fast

• SMBus serial configuration interface

• PCMCIA control interface

• Two serial interfaces

Extensive, on-chip debug features

4W @ 400 MHz

Software-compatible with BCM1250 and BCM1125H

Support for leading operating systems including VxWorks

Linux

Evaluation board platform available with tools, firmware and

software drivers

bridges

MAC

FIFO

peripherals/ASICs

, NetBSD, QNX and OSE

HIGH-PERFORMANCE MIPS CONTROL PROCESSOR

F E A T U R E S

•

BCM1122

Example: PCI Card for TCP/IP Acceleration

The BCM1122's world-class performance, power efficiency and

integration makes these processors ideal for a broad variety of

systems including:

• Networking: routers, switches

• Control plane processing

• Line cards

• Broadband access: DSLAM, CMTS, BRAS

• Wireless base stations

• Storage: RAID controllers, NAS controllers, HBAs

• Web/networking/caching appliances

• Imaging: printers, copiers

Industry-leading performance

• 2.2 Dhrystone MIPS/MHz

• 51-Gbps on-chip bus bandwidth, 13-Gbps memory bandwidth

Low power dissipation at 4W

High functional integration

Programming ease and flexibility based on MIPS64 ISA

Scalable system architecture

Broad tools and system software support

Software-compatible with BCM1250 and BCM1125H

10/100 Ethernet

Port for Debug

S U M M A R Y O F B E N E F I T S

ASIC or NPU

Data Plane

A P P L I C A T I O N S

GMII

MII

FLASH

GenBus

PCI

Host

SDRAM

DDR

Related parts for bcm1122

bcm1122 Summary of contents

Page 1

... Broad tools and system software support • Software-compatible with BCM1250 and BCM1125H • The BCM1122's world-class performance, power efficiency and integration makes these processors ideal for a broad variety of systems including: • Networking: routers, switches • Control plane processing • ...

Page 2

... On-chip debugging, tracing, and performance monitoring functions assist both hardware and software designers in debugging and tuning the system. The system can be run in either big- or little-endian mode. The BCM1122 is manufactured in TSMC's 0.13-µ process, and is packaged in pin-compatible 31-mm BGA package that is pin-compatible with the BCM1125H. ...

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