Real time clock module 2 REAL TIME CLOCK MODULE (I C-Bus) Product Number RX-8564LC : Q418564C2000100 Low current consumption RX-8564LC Built in frequency adjusted 32.768 kHz crystal unit. 2 Interface Type I C-Bus Interface (400 kHz) Operating voltage range 1.8 V to 5.5 V Timekeeper voltage range 1.0 V to 5.5 V / -20 C to +70 C Low backup current 275 nA / 3.0 V(Typ.) 32.768 kHz frequency output function C-MOS output With Control Pin The various functions include full calendar, alarm, timer, and power supply voltage monitoring function 2 * The I C-Bus is a trademark of NXP Semiconductors Block diagram Overview Interface Type 2 32.768 kHz I C-Bus Interface. ( Hi-speed bus specifications 400 kHz ) Control 1 00 CRYSTAL 2 I C-Bus slave address : read A3h and write A2h OSC Voltage Detector Control 2 Seconds Low Timekeeper voltage range Minutes 1.0 V to 5.5 V / Ta = -20 C to +70 C 1.1 V to 5.5 V / Ta = -40 C to +85 C Hours CLKOUT OUTPUT DIVIDER Days CLKOE CONTROL 32.768 kHz frequency output function Weekdays CLKOUT pin output (C-MOS output ), CL=30 pF Month / Century CLKOE pin enables output on/off control. Output selectable Years <32.768 kHz, 1024 Hz, 32 Hz, 1 Hz> / INT Minutes Alarm CONTROL LOGIC Hour Alarm The various interrupt function 2 SCL Day Alarm I C-BUS Timer function can be set up between 1/4096 second and SDA INTERFACE Weekday Alarm 255 minutes. Alarm function can be set to any combination of day of CLKOUT frequency week, hour, or minute. ADDRESS Timer Control REGISTER Timer 0F POR Pin Function Terminal connection / External dimensions (Unit mm) RX 8564 LC Signal Name Input/Output Function 1. N.C. 12. N.C. SCL Input Serial clock input pin. SDA Bi-directional Data input and output pin. 2. N.C. 11. CLKOE 32.768 kHz clock output pin with the 3. N.C. 10. VDD output control function. (C-MOS) CLKOUT Output CLKOE pin control the condition of 2.4 CLKOUT with FE-bit, etc. 4. N.C. 9. CLKOUT CLKOE pin FE CLKOUT pin input bit output 5. / INT 8. SCL 1 Output ( C-MOS ) HIGH CLKOE Input 0 OFF ( LOW ) 6. GND 2.8 7. SDA 1 OFF ( LOW ) LOW 0 OFF ( LOW ) VSOJ 12pin /INT Output Interrupt output ( N-ch open drain ) VDD - Connected to a positive power supply. GND - Connected to a ground. *Stop using the glue Any glue must never use it after soldering LC-package to a circuit board.This product has glass on the back side of a package.When glue invasions between circuit board side and glass side, then glass cracks by thermal expansion of glue.In this case a crystal oscillation stops.Consider glue abolition or glue do not touch to LC-package Specifications (characteristics) Refer to application manual for details. Recommended Operating Conditions Current consumption characteristics Ta = -40 C to +85 C Item Symbol Conditions Min. Typ. Max. Unit Item Symbol Conditions Min. Typ. Max. Unit Power voltage VDD - 1.8 3.0 5.5 V Clock voltage VCLK - VLOW 3.0 5.5 V VDD fSCL = 0 Hz - 330 800 Operating = 5 V TOPR - -40 +25 +85 C CLKOE = GND temperature IBK nA CLKOUT VDD Low voltage detection - 275 700 output OFF ( LOW ) = 3 V Item Symbol Conditions Typ. Max. Unit Current Consumtion Low voltage Ta = -20 C +70 C 0.9 1.2 V fSCL = 0 Hz VDD VLOW LC - 2.5 3.4 detection CLKOE = VDD Ta = -40 C +85 C 0.9 1.3 V = 5 V Frequency characteristics I32k CLKOUT A 32.768 kHz output ON Item Symbol Conditions Rating Unit VDD - 1.5 2.2 (Output=OPEN Ta = +25 C = 3 V Frequency 6 f / f B: 5 23 * 10 CL = 0 pF) tolerance VDD = 3.0 V * Please ask for tighter tolerance. (Equivalent to 1 minute of monthly deviation) 0.5 1.2 3.6 PROMOTION OF ENVIRONMENTAL MANAGEMENT SYSTEM CONFORMING TO INTERNATIONAL STANDARDS At Seiko Epson, all environmental initiatives operate under the Plan-Do-Check-Action (PDCA) cycle designed to achieve continuous ISO 14000 is an international standard for environmental improvements. The environmental management system (EMS) management that was established by the International operates under the ISO 14001 environmental management standard. Standards Organization in 1996 against the background of All of our major manufacturing and non-manufacturing sites, in growing concern regarding global warming, destruction of the ozone layer, and global deforestation. Japan and overseas, completed the acquisition of ISO 14001 certification. WORKING FOR HIGH QUALITY In order provide high quality and reliable products and services IATF 16949 is the international standard that added the than meet customer needs, Seiko Epson made early efforts towards sector-specific supplemental requirements for automotive obtaining ISO9000 series certification and has acquired ISO9001 for industry based on ISO9001. all business establishments in Japan and abroad. We have also acquired IATF 16949 certification that is requested strongly by major automotive manufacturers as standard. Explanation of the mark that are using it for the catalog Pb free. Complies with EU RoHS directive. *About the products without the Pb-free mark. Contains Pb in products exempted by EU RoHS directive. (Contains Pb in sealing glass, high melting temperature type solder or other.) Designed for automotive applications such as Car Multimedia, Body Electronics, Remote Keyless Entry etc. Designed for automotive applications related to driving safety (Engine Control Unit, Air Bag, ESC etc ). NOTICEPLEASE READ CAREFULLY BELOW BEFORE THE USE OF THIS DOCUMENT Seiko Epson Corporation 2020 1. The content of this document is subject to change without notice. Before purchasing or using Epson products, please contact with sales representative of Seiko Epson Corporation (Epson) for the latest information and be always sure to check the latest information published on Epsons official web sites and resources. 2. This document may not be copied, reproduced, or used for any other purposes, in whole or in part, without Epsons prior consent. 3. 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