Datasheet > 7202LA20TDBG

7202LA20TDBG

更新时间： 2024-11-21 07:48:27

品牌	Logo	应用领域
艾迪悌 - IDT		先进先出芯片
页数	文件大小	规格书
14页	143K
描述
FIFO, 1KX9, 20ns, Asynchronous, CMOS, CDIP28, CERAMIC, DIP-28

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7202LA20TDBG 数据手册

CMOS ASYNCHRONOUS FIFO

256 x 9, 512 x 9 and 1,024 x 9

IDT7200L

IDT7201LA

IDT7202LA

FEATURES:

DESCRIPTION:

•

First-In/First-Out dual-port memory

256 x 9 organization (IDT7200)

512 x 9 organization (IDT7201)

1,024 x 9 organization (IDT7202)

Low power consumption

TheIDT7200/7201/7202aredual-portmemoriesthatloadandemptydata

onafirst-in/first-outbasis. ThedevicesuseFullandEmptyflagstopreventdata

overflowandunderflowandexpansionlogictoallowforunlimitedexpansion

capabilityinbothwordsizeanddepth.

The reads and writes are internally sequential through the use of ring

pointers,withnoaddressinformationrequiredtoloadandunloaddata. Data

istoggledinandoutofthedevicesthroughtheuseoftheWrite(W)andRead

(R) pins.

Thedevicesutilizea9-bitwidedataarraytoallowforcontrolandparitybits

attheuser’soption. Thisfeatureisespeciallyusefulindatacommunications

applicationswhereitisnecessarytouseaparitybitfortransmission/reception

errorchecking. ItalsofeaturesaRetransmit(RT)capabilitythatallowsforreset

of the read pointer to its initial position when RT is pulsed LOW to allow for

retransmissionfromthebeginningofdata. AHalf-FullFlagisavailableinthe

singledevicemodeandwidthexpansionmodes.

— Active: 440mW (max.)

—Power-down: 28mW (max.)

•

Ultra high speed—12ns access time

Asynchronous and simultaneous read and write

Fully expandable by both word depth and/or bit width

Pin and functionally compatible with 720X family

Status Flags: Empty, Half-Full, Full

Auto-retransmit capability

High-performance CEMOS™ technology

Military product compliant to MIL-STD-883, Class B

Standard Military Drawing #5962-87531, 5962-89666, 5962-89863

and 5962-89536 are listed on this function

TheseFIFOs arefabricatedusingIDT’s high-speedCMOStechnology.

They are designed for those applications requiring asynchronous and

•

Dual versions available in the TSSOP package. For more informa- simultaneous read/writes in multiprocessing and rate buffer applications.

tion, see IDT7280/7281/7282 data sheet

IDT7280 = 2 x IDT7200

Militarygradeproductismanufacturedincompliancewiththelatestrevisionof

MIL-STD-883, Class B.

IDT7281 = 2 x IDT7201

IDT7282 = 2 x IDT7202

•

Industrial temperature range (–40^oC to +85^oC) is available

(plastic packages only)

FUNCTIONAL BLOCK DIAGRAM

DATA INPUTS

(D0-D8)

WRITE

CONTROL

RAM

ARRAY

256 x 9

WRITE

POINTER

READ

POINTER

512 x 9

1,024 x 9

THREE-

STATE

BUFFERS

DATA OUTPUTS

READ

(Q0-Q8)

RESET

LOGIC

CONTROL

FLAG

LOGIC

FL/RT

EXPANSION

LOGIC

2679 drw 01

XO/HF

IDTandtheIDTlogoaretrademarksofIntegratedDeviceTechnology,Inc.

SEPTEMBER 2002

COMMERCIAL, INDUSTRIAL AND MILITARY TEMPERATURE RANGES



DSC-2679/10

12 3 4 5 6 7...14

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与7202LA20TDBG相关器件

型号	品牌	获取价格	描述	数据表
7202LA20TP	IDT	获取价格	PDIP-28, Tube
7202LA20TPGI	IDT	获取价格	FIFO, 1KX9, 20ns, Asynchronous, PDIP28, THIN, PLASTIC, DIP-28
7202LA25J8	IDT	获取价格	PLCC-32, Reel
7202LA25JI	IDT	获取价格	PLCC-32, Tube
7202LA25JI8	IDT	获取价格	PLCC-32, Reel
7202LA25PGI	IDT	获取价格	FIFO, 1KX9, 25ns, Asynchronous, CMOS, PDIP28, 0.600 INCH, PLASTIC, DIP-28
7202LA25SOGI8	IDT	获取价格	FIFO, 1KX9, 25ns, Asynchronous, CMOS, PDSO28, PLASTIC, SOIC-28
7202LA25TD	IDT	获取价格	FIFO, 1KX9, 25ns, Asynchronous, CMOS, CDIP28
7202LA25TPI	IDT	获取价格	PDIP-28, Tube
7202LA30DB	IDT	获取价格	CDIP-28, Tube

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