4574 Product number: Q41A4745xxxxx00 suitable accessories. B

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4574 Product number: Q41A4745xxxxx00 suitable accessories. B

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Automotive Applications, Serial with Alarm Timer
4574
Product number: Q41A4745xxxxx00
suitable accessories. Built-in frequency adjusted 32.768KHz crystal oscillator. Serial interface that controlled through three signal lines. Week hour minute alarm interrupt functions. Interval timer interrupt function that with rate from 1/4096 second 255minutes. Selectable frequency outputs function. Each detection function oscillation stop, time renewal Automatic leap year compensation function Wide interface voltage range, from 5.5V Wide timing voltage range, from 5.5V current consumption 0.5µA/3V (typ.) Small package SOP-14
BLOCK DIAGRAM
32.768KHz DIVIDER CONTROL LINE
CLOCK CALENDA
FOUT FCON TIRQ AIRQ DATA
OUTPUT CONTROLLER
TIMER
REGISTE
INTERRUPTS CONTROLLER
ALARM REGISTE
INTERFACE CIRCUIT
CONTROL REGISTE
SHIFT REGISTER
External dimension.
Functions.
SYMBOL Assignm
DATA
4574
10.1
Functions Frequency outputs. Chip enable0. Alarm interrupts output. Timer interrupts output Clock input. Data input,output. Chip enable1. FOUT control input.
FOUT AIRQ TIRQ DATA FCON
1.27
0.35
Characteristics.
RA-4574SA
Absolute Max. rating
Item Operating voltage. Clock backup voltage. Operating temperature. Symbol VCLK TOPR Conditions.
Specifications
Unit
condensation
2.Frequency characteristics. Item Frequency accuracy Temperature characteristics Aging Monthly error about minute 3.Current characteristics.
Item Supply Current Supply Current Symbol IDD1 IDD2
Symbol
Conditions Ta=25°C,VDD=3V 70°C 25°C Ta=25°C,VDD=3V
Specifications -120
Unit
Conditions VDD=5V VDD=3V CE0,CE1=GND. DATA,/AIRQ,/TIRQ =VDD
Min.
Typ.
Max.
Unit
Register table
Address Function Min. Hour Week Month Year Alarm min. Alarm Hour. Alarm week. Alarm day. Frequency output control Timer control Timer Control Control TEST STOP TI/TP RESET HOLD
RA-4574SA
NOTICE
material subject change without notice. part this material reproduced duplicated form means without written permission Seiko Epson. information, applied circuit, program, using etc., written this material just reference. Seiko Epson does assume liability occurrence infringing patent copyright third party. This material does authorize licence patent intellectual property rights. product described this material contain technology subject relating strategic prodects under control Foreign Exchange Foreign Trade Japan require export licence from Ministry international Trade industry other approval from another government agency. products(except some product automotive applications) listed this material designed used with ordinary electronic equipment(OA equipment, equipment,communications equipment, measuring instruments etc). Seiko Epson does assume liability case using products with application required high reliability safety extremely (such aerospace equipment etc). When intending product with automotive application other application than ordinary electric equipments above, please contact sales representatives advance. SEIKO EPSON CORPORATION 2003
ELECTRONIC DEVICE MARKETING DEPARTMENT
EPSON ELECTRONICS AMERICA, INC. River Oaks Parkway, Jose, 95134, U.S.A. Phone: (1)800-228-3964 (Toll free) (1)408-922-0200 Fax: (1)408-922-0238 EPSON EUROPE ELECTRONICS GmbH Riesstrasse 80992 Munich, Germany Phone: (49)-(0)89-14005-0 Fax: (49)-(0)89-14005-110 EPSON (CHINA) CO., LTD. 23F, Beijing Silver Tower North DongSangHuan ChaoYang District, Beijing, China Phone: (86) 10-6410-6655 Fax: (86) 10-6410-7319 Electronic devices information server EPSON HONG KONG LTD. 20/F., Harbour Centre, Harbour Road, Wanchai, Hong kong http://www.epsondevice.com Phone: (852) 2585-4600 Fax: (852) 2827-2152 EPSON TAIWAN TECHNOLOGY TRADING LTD. 14F, No.7, Song Road, Taipei Phone: (886) 2-8786-6688 Fax: (886) 2-8786-6660 EPSON SINGAPORE PTE. LTD. No.1, Temasek Avenue #36-00, Millenia Tower, Singapore 039192 Phone: (65) 337-7911 Fax: (65) 334-2716 SEIKO EPSON CORPORATION KOREA Office 50F, Building,60 Yoido-dong, Youngdeungpo-Ku, Seoul, 150-763, Korea Phone: (82) 2-784-6027 Fax: (82) 2-767-3677
RA-4574SA

4574 Product number: Q41A4745xxxxx00 suitable accessories. B

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