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REI Datasheet

© 2013 Rochester Electronics, LLC. All Rights Reserved 07112013

The Intel 8253 is a programmable counter/timer device designed for use as an Intel microcomputer peripheral. It uses NMOS technology with a single +5V supply and is packaged in a 24-pin plastic DIP.

It is organized as 3 independent 16-bit counters, each with a count rate of up to 2.6 MHz. All modes of operation are software programmable.

8253, 8253-5Programmable Interval Timer

The original manufacturer’s datasheet accompanying this document reflects the performance and specifications of the Rochester manufactured version of this device. Rochester Electronics guarantees the performance of its semiconductor products to the original OEM specifications. ‘Typical’ values are for reference purposes only. Certain minimum or maximum ratings may be based on product characterization, design, simulation, or sample testing.

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Quality Overview

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ISO-9001AS9120certificationQualifiedManufacturersList(QML)MIL-PRF-38535 Class Q MilitaryClassVSpaceLevelQualifiedSuppliersListofDistributors(QSLD)RochesterisacriticalsuppliertoDLAandmeetsallindustryandDLAstandards.

RochesterElectronics,LLCiscommittedtosupplyingproducts that satisfy customer expectations for quality and are equal to those originally supplied by industry manufacturers.

Rochester Electronics Manufactured Components

Rochester branded components aremanufactured using either die/wafers purchased from the original suppliers orRochesterwafersrecreatedfromtheoriginal IP. All recreations are done with the approval of the OCM.

Parts are tested using original factory testprogramsorRochesterdevelopedtest solutions to guarantee product meets or exceeds the OCM data sheet.