Datasheet > 75N42102

75N42102

更新时间： 2024-11-10 03:07:51

品牌	Logo	应用领域
艾迪悌 - IDT		/
页数	文件大小	规格书
3页	430K
描述
NETWORK SEARCH ENGINE 32K x 72 Entries

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中文翻译

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数据手册

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75N42102 数据手册

Datasheet

Brief

75N42102

NETWORK SEARCH ENGINE

32K x 72 Entries

To request the full IDT75N42102 datasheet, please contact your local

IDT Sales Representative or call 1-800-345-7015

BlockDiagram

DeviceDescription

IDT provides proven, industry-leading network search engines

(NSEs)thatenableandacceleratetheintelligentprocessingofnetwork

services incommunications equipment. As a partofthe complete IDT

classificationsubsystemthatincludescontentinspectionengines,theIDT

family of NSEs delivers high-performance, feature-rich, easy-to-use,

integratedsearchaccelerators.

CONFIGOUT

MATCHIN

CONFIGIN

Configuration Registers

and

SRAM CONTROL

ASIC FEEDBACK

Ram Control Circuits

CLOCK

CCLK

PHASE

RESET

TheIDT 75N42102NSEisahighperformance,lowcost, full-ternary

32K x 72 entry device. Each entry location in the NSE has both a Data

entryandanassociatedMaskentry. TheNSEdevicesintegratecontent

addressable memory(CAM)technologywithhigh-performance logic.

The device can perform Lookup operations plus Read and Write

maintenanceoperations.

The IDT 75N42102 NSE device has a bi-directional bus that is a

multiplexed address and data bus that can support up to 200 million

sustainedsearchespersecond. Thisdeviceofferstheabilitytosimulta-

neouslysearchinmutuallyexclusivedatabasessubstantiallyincreasing

theNSEsearch rate.Thisdevicecanbeconfiguredtoenablemultiple

widthlookups from40to288bits wide. The IDT75N42102requires a

1.5-volt VDD1 supply and a 2.5-volt VDD2 supply.

Index

Bus

ARRAY

REQSTB

R/W

NSE

RESPONSE

BUS

Instruction

Command

Bus

NSE

REQUEST

BUS

Request

Data

Address

Bypass

Bus

Global Mask Registers

Result Register

DATA

MATCHOUT

6457 drw 01

TheIDT75N42102NSEutilizesthelatesthigh-performance1.5V

CMOSprocessingtechnologyandis packagedinaJEDECStandard,

thermally enhanced, 304 pin low profile Ball Grid Array.

SystemConfigurations

Figure 1.0 ASIC / Compatible NSE / SRAM configuration

The IDT NSEs are designed to fulfill the needs of various types of

networking systems. In solutions requiring data searching such as

routers,asystemconfigurationasshowninFigure1.0mayberealized.

Inthis configuration,theNSEinterfaces directlytoanASIC/FPGAfor

lookups and routes an Index to an associated SRAM device, which

suppliesthenexthopaddressviaanSRAMDataBustotheASIC.The

NSEprovides the requiredcontrolsignals todirectlyhookuptoZBT™

orSynchronous PipelineBurstSRAM. Lookupresults canalsobefed

directlybacktotheASIC/FPGAwithouttheuseofexternalSRAM.Control

oftheassociatedhandshakesignalsisprovidedbyallNSEstoadaptto

eitherconfiguration.

Optional

ASIC

ZBT

IDT75N42102

NetworkSearch

Engine

SyncSRAM

FPGA

6457 drw02

APRIL 2004

DSC-6457/00



12 3

中文翻译

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与75N42102相关器件

型号	品牌	获取价格	描述	数据表
75N42102S100BS	IDT	获取价格	Telecom IC
75N43102	IDT	获取价格	NETWORK SEARCH ENGINE 32K x 72 Entries
75N43102_05	IDT	获取价格	NETWORK SEARCH ENGINE 32K x 72 Entries
75N75	UTC	获取价格	75Amps, 75Volts N-CHANNEL POWER MOSTFET
75N75_09	UTC	获取价格	80Amps, 75Volts N-CHANNEL POWER MOSFET
75N75G-TA3-T	UTC	获取价格	80Amps, 75Volts N-CHANNEL POWER MOSFET
75N75G-TF1-T	UTC	获取价格	Power Field-Effect Transistor
75N75G-TF2-T	UTC	获取价格	Power Field-Effect Transistor
75N75G-TF3-T	UTC	获取价格	80Amps, 75Volts N-CHANNEL POWER MOSFET
75N75G-TQ2-R	UTC	获取价格	80Amps, 75Volts N-CHANNEL POWER MOSFET

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