Real time clock module Product Number REAL TIME CLOCK MODULE (SPI-Bus) RA-4565SA : Q41A46552xxxx00 For Automotive Extended operating temperature range (+125C) RA-4565SA Built in frequency adjusted 32.768 kHz crystal unit. Interface Type : 4-wire serial interface Wide operating voltage range : 1.6 V to 5.5 V Wide voltage for long time keeping. : 1.5 V to 5.5 V Extended operating temperature range: -40 C to +125 C 32.768 kHz Clock/calendar function, auto leap year correction function, Applications : Car audio, Car navigation system, Clock, ECU sub clock Conforms to AEC-Q200 Block diagram Overview Wide operating temperature range 32.768 kHz -40 C to +125 C CRYSTAL Control 1 00 OSC Voltage Detector Control 2 Clocking-status detection function Seconds It can judge the validity of data after backup operation Minutes return by a status of VL-bit. Hours CLKOUT OUTPUT DIVIDER Days CLKOE CONTROL 32.768 kHz frequency output function Weekdays CLKOUT pin output (Open Drain output ) Month / Century / INT Output frequency can be selected as 32.768 kHz, Years 1024 Hz, 32 Hz, or 1 Hz. CLK CONTROL Minutes Alarm SPI-BUS DI LOGIC Hour Alarm The various interrupt function INTERFACE DO Day Alarm Timer function can be set up between 1/4096 second and CE Weekday Alarm 255 minutes. CLKOUT frequency ADDRESS Timer Control REGISTER Timer 0F POR Pin Function Terminal connection / External dimensions (Unit:mm) RA 4565 SA Signal Directions Functions Name 1. CLK 14. VDD CE Input Chip enabled input. CLK Input Serial clock input. 2. DI 13. CLKOUT DI Input Data input. 3. DO 12. CLKOE DO Output Data output. The CLKOUT pin is a clock output ( open drain output ) pin with control 4. CE 11. N.C. CLKOUT Output output. ( Output frequency can be selected as 32.768 kHz, 1024 Hz, 5.0 32 Hz, or 1 Hz. ) 5. /INT 10. N.C. The CLKOE pin is an input pin used to control the output mode of the CLKOUT output pin. 6. N.C. 9. N.C. CLKOE Input During the initial power-on ( when power is applied from 0 V ) , if the 7.4 0.2 7. GND 8. N.C. CLKOE input pin is at high level ( = H ) , the power-on reset function selects 32.768 kHz as the frequency. SOP - 14 pin /INT Output Interrupts output by Alarm and Timer events. ( Open drain output ) VDD VDD The metal case inside of the molding compound may be exposed on the top or GND GND bottom of this product. This purely cosmetic and does not have any effect on quality, reliability or electrical specs. Specifications (characteristics) Refer to application manual for details. Recommended Operating Conditions Current consumption under backup mode. Item Symbol Conditions Min. Typ. Max. unit Item Symbol Conditions Min. Typ. Max. unit Operating VDD 1.6 3.0 5.5 V fSCL = 0 Hz +125 C - 1.0 2.0 voltage CLKOE = Timekeeper A VCLK 1.5 3.0 5.5 V VDD = 5 V voltage -40 to +85 C - 0.6 1.2 Operating Standby TOPR -40 +25 +125 C IBK temperature current. fSCL = 0 Hz +125 C - 0.8 1.6 Frequency characteristics CLKOE = A Item Symbol Conditions Rating unit VDD = 3 V -40 to +85 C - 0.5 1.0 Frequency Ta = +25 C 1 6 f / f B: 5 23 10 stability VDD = 3.0 V Ta = +25 C 1.5 Max. s Oscilation VDD = 1.6 V tSTA start up time Ta = -40 C to +125 C 3.0 Max. s VDD = 3.0 V 1 ) Equivalent to 1 minutes of monthly deviation. 1.27 3.2 0.1 10.1 0.2 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. 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