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Q42724211xxxx00 Dataheets PDF



Part Number Q42724211xxxx00
Manufacturers Epson
Logo Epson
Description Real Time Clock Module
Datasheet Q42724211xxxx00 DatasheetQ42724211xxxx00 Datasheet (PDF)

www.DataSheet.co.kr DATA SHEET Order code 90-0362 Manufacturer code Q42724211000200 Description RTC-72421B REAL TIME CLOCK DIL18 RC Page 1 of 27 The enclosed information is believed to be correct, Information may change ‘ without notice’ due to product improvement. Users should ensure that the product is suitable for their use. E. & O. E. Sales: 01206 751166 [email protected] Technical: 01206 835555 [email protected] Revision A 20/02/2007 Fax: 01206 751188 www.rapidonline.com Datash.

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www.DataSheet.co.kr DATA SHEET Order code 90-0362 Manufacturer code Q42724211000200 Description RTC-72421B REAL TIME CLOCK DIL18 RC Page 1 of 27 The enclosed information is believed to be correct, Information may change ‘ without notice’ due to product improvement. Users should ensure that the product is suitable for their use. E. & O. E. Sales: 01206 751166 [email protected] Technical: 01206 835555 [email protected] Revision A 20/02/2007 Fax: 01206 751188 www.rapidonline.com Datasheet pdf - http://www.DataSheet4U.net/ www.DataSheet.co.kr RM0007-E01 Application Manual Real Time Clock Module RTC-72421/3 Model 72421 72423 Product Number Q42724211xxxx00 Q42724231xxxx00 Datasheet pdf - http://www.DataSheet4U.net/ www.DataSheet.co.kr NOTICE • The material is subject to change without notice. • Any part of this material may not be reproduced or duplicated in any form or any means without the written permission of Epson Toyocom. • The information, applied circuit, program, usage etc., written in this material is just for reference. Epson Toyocom does not assume any liability for the occurrence of infringing any patent or copyright of a third party. This material does not authorize the licensing for any patent or intellectual copyrights. • Any product described in this material may contain technology or the subject relating to strategic products under the control of the Foreign Exchange and Foreign Trade Law of Japan and may require an export licence from the Ministry of International Trade and industry or other approval from another government agency. • You are requested not to use the products (and any technical information furnished, if any) for the development and/or manufacture of weapon of mass destruction or for other military purposes. You are also requested that you would not make the products available to any third party who may use the products for such prohibited purposes. • These products are intended for general use in electronic equipment. When using them in specific applications that require extremely high reliability such as applications stated below, it is required to obtain the permission from Epson Toyocom in advance. / Space equipment (artificial satellites, rockets, etc) / Transportation vehicles and related (automobiles, aircraft, trains, vessels, etc) / Medical instruments to sustain life / Submarine transmitters / Power stations and related / Fire work equipment and security equipment / traffic control equipment / and others requiring equivalent reliability. • In this manual for Epson Tyocom, product code and marking will still remain as previously identified prior to the merger.Due to the on going strategy of gradual unification of part numbers, please review product code and marking as they will change during the course of the coming months. We apologize for the inconvenience, but we will eventually have a unified part numbering system for Epson Toyocom which will be user friendly. Datasheet pdf - http://www.DataSheet4U.net/ www.DataSheet.co.kr RTC - 72421 / 72423 CONTENTS ! Overview..............................................................................................1 ! Block diagram ......................................................................................1 ! Terminal connections...........................................................................2 ! Terminal functions ...............................................................................3 ! Characteristics .....................................................................................4 1. Absolute maximum ratings ....................................................................................... 4 2. Recommended operating conditions......................................................................... 4 3. Frequency characteristics and current consumption characteristics ......................... 4 4. Electrical characteristics ( DC characteristics ) ......................................................... 4 ! Switching characteristics (AC characteristics) .....................................5 1. When ALE is used .................................................................................................... 5 2. When ALE is fixed at VDD ......................................................................................... 6 ! Registers .............................................................................................7 1. Register table ........................................................................................................... 7 2. Notes ........................................................................................................................ 7 3. Functions of register bits (overview) ......................................................................... 7 4. Setting the fixed-period pulse output mode and fixed-period interrupt mode ............ 8 5. Resetting the fixed-period pulse output mode and fixed-perio.


AR6002 Q42724211xxxx00 Q42724231xxxx00


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