RV-8523-C3 2 Real-Time Clock Module with I C-Bus DIMENSIONS Package: Recommended Solder Pad: 3,7 0,8 0,8 0,8 0,8 0,8 0,3 0,5 1 2 3 4 5 10 9 8 7 6 3,7 Metal lid is connected to V (pin 7) SS All dimensions in mm typical APPLICATIONS DESCRIPTION IoT The RV-8523-C3 is a SMT Real-Time Clock Module that incorporates Metering an integrated CMOS circuit together with an XTAL. It operates under Industrial vacuum in a hermetically sealed ceramic package with metal lid. Automotive Health Care FEATURES Wearables, Portables Low power consumption: 130 nA 3 V. Wide operating voltage range: 1.2 V to 5.5 V. Time accuracy: 20 ppm 25C. Operating temperature range: -40 to +85C. User programmable offset value. Automatic Backup Switchover function. Provides year, month, date, weekday, hours, minutes and seconds. Automatic leap year calculation: 2000 to 2099. Timer, Alarm and Watchdog functions. Clock output frequencies: 32.768 kHz to 1 Hz. 2 I C-bus interface: 1 MHz Fast-mode Plus (Fm+). 100% Pb-free, RoHS-compliant. Automotive qualification according to AEC-Q200 available. BLOCK DIAGRAM 32.768 kHz Xtal Control 1 00 FREQUENCY Control 2 OSC DIVIDER Control 3 and 03 Seconds 5 OFFSET Minutes CLKOUT CLKOUT COMPENSATION Hours 2 & Days INT 1 Interrupt Weekdays 6 CONTROL Months INT 2 Years 09 Minute Alarm 0A 1 Hour Alarm V DD Day Alarm Weekday Alarm 0D SYSTEM 8 Frequency Offset V POWER CONTROL BACKUP Timer & CLKOUT LOGIC CONTROL Timer A Clock 7 V Timer A SS Timer B Clock Timer B 13 2 I C-BUS 3 SCL 2-wire 4 Serial SDA Interface 0,9 max 2,5 0,2 0,55 0,8 1,4 0,8 3,0ELECTRICAL CHARACTERISTICS Symbol Condition Min. Typ. Max Unit AT 25C 2 Supply voltage V I C-bus active 1.6 5.5 V DD More detailed information can be found in the Application Manual. Supply voltage V Time keeping 1.2 5.5 V DD 2 Current consumption I C-bus inactive, I 130 180 nA DDO Time keeping mode V = 3 V DD CLKOUT frequency F Programmable 32768 to 1 Hz CLKOUT 1) Freq. tol. typ./max. F/F 25C 10 / 20 ppm Aging first year max. F/F 25C 3 ppm 1) Tighter frequency tolerances on request. ENVIRONMENTAL Conditions Max. Dev. CHARACTERISTICS Storage temp. range 55 to +125C TA Operating temperature range 40 to +85C Shock resistance F/F 5000 g, 0.3 ms, sine 5 ppm Vibration resistance 20 g / 102000 Hz 5 ppm F/F TERMINATIONS AND Package Termination Processing PROCESSING IPC/JEDEC J-STD-020C SON-10 Au flashed pads 260C / 20 - 40 s 20 T = 25C 5C FREQUENCY TEMPERATURE 0 0 CHARACTERISTICS -20 -40 -60 2 -80 0.035*(T-T ) ppm 10% 0 -100 -120 -140 Tuning Fork Crystal -160 -60 -40 -20 0 20 40 60 80 100 T C PIN CONNECTIONS Product Date Code Pin Connection TOP VIEW 1 V Power Supply Voltage DD 10 6 2 INT 1 Interrupt 1 Output 3 SCL Serial Clock Input M824A1 4 SDA Serial Data 5 CLKOUT Clock Output 8523 6 INT 2 Interrupt 2 Output 7 V Ground SS 1 5 8 V Backup Supply Voltage BACKUP Part Designation 9 NC Not connected Pin 1 Index 10 NC Not connected ORDERING INFORMATION RV - 8523 - C3 TA QC RTC module Qualification QC = Commercial Grade (Standard) Product type QA = Automotive Grade AEC-Q200 Package size Temperature range C3 = 3.7 x 2.5 x 0.9 mm TA = -40 to +85C (Standard) A unique part number will be generated for each product specification, i.e: 20xxxx-MG01 1 000 pcs (in 12 mm tape on 7 reel) 20xxxx-MG03 3 000 pcs (in 12 mm tape on 7 reel) All specifications subject to change without notice. Micro Crystal AG Phone +41 32 655 82 82 Muehlestrasse 14 Fax +41 32 655 82 83 CH-2540 Grenchen sales microcrystal.com Switzerland www.microcrystal.com Version 5.0/07.2018 F/F ppm