Datasheet > 72841L10PF

72841L10PF

更新时间： 2022-12-01 20:35:03

品牌	Logo	应用领域
艾迪悌 - IDT		/
页数	文件大小	规格书
16页	339K
描述
TQFP-64, Tray

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72841L10PF 数据手册

DEPTH EXPANSION — IDT72801/72811/72821/72831/72841/72851 accessfromonedevicetothenextinasequentialmanner. TheseFIFOsoperate

can be adapted to applications that require greater than 256/512/1,024/ intheDepthExpansionconfigurationwhenthefollowingconditionsaremet:

2,048/4,096/8,192 words. The existence of double enable pins on the read

1. WENA2/LDAand WENB2/LDBpins are held HIGH during Reset so

and write ports allow depth expansion. The Write Enable 2/Load (WENA2, that these pins operate as second Write Enables.

WENB2) pins are used as a second write enables in a depth expansion

configuration, thus the Programmable flags are set to the default values.

2. External logic is used to control the flow of data.

Please see the Application Note" DEPTH EXPANSION OF IDT'S SYN-

Depth expansion is possible by using one enable input for system control CHRONOUSFIFOsUSINGTHERINGCOUNTERAPPROACH"fordetails

whiletheotherenableinputiscontrolledbyexpansionlogictodirecttheflow of this configuration.

of data. A typical application would have the expansion logic alternate data

ORDERING INFORMATION

XXXXX

Device Type

Power

Speed

Package

Process/

Temperature

Range

BLANK

Tube or Tray

Tape and Reel

BLANK

Commercial (0°C to +70°C)

Industrial (-40°C to +85°C)

(1)

(2)

Green

Thin Quad Flatpack (TQFP, PN64-1)

Slim Thin Quad Flatpack(STQFP, PP64-1)

Commercial Only

Commercial and Industrial

Clock Cycle Time

(t^CLK), Speed in

Nanoseconds

Low Power

72801

72811

72821

256 x 9 Dual SyncFIFO

512 x 9 Dual SyncFIFO

1,024 x 9 Dual SyncFIFO

2,048 x 9 Dual SyncFIFO

4,096 x 9 Dual SyncFIFO

72831

72841

72851

8,192 x 9 Dual SyncFIFO

3034 drw 19

NOTES:

1. Industrial temperature range product for 15ns and 25ns speed grade are available as a standard device.

2. Green parts are available. For specific speeds and packages contact your sales office.

DATASHEETDOCUMENTHISTORY

04/24/2001

02/10/2006

01/13/2009

03/20/2013

pgs. 4, 5 and 16.

pgs. 1 and 16.

pg. 16.

pg. 1, 3, 7 and 16.

CORPORATE HEADQUARTERS

6024 Silver Creek Valley Road

San Jose, CA 95138

for SALES:

800-345-7015 or 408-284-8200

fax: 408-284-2775

for Tech Support:

408-360-1753

email:FIFOhelp@idt.com

www.idt.com

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