BUY DS1100Z-25 https://www.utsource.net/itm/p/1431745.html
Circular Connector; No. of Contacts:10; Series:; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:12; Circular Contact Gender:Socket; Circular Shell Style:Box Mount Receptacle; Insert Arrangement:12-10 RoHS Compliant: No
Description: The DS1100Z-25 is a low-power, 8-pin CMOS real-time clock/calendar with a built-in crystal and battery backup. Features: Low power CMOS technology Real-time clock/calendar Built-in crystal and battery backup Battery backup switch 8-pin SOP package Operating temperature range: -40°C to +85°C Available in a variety of package styles Applications: Automotive Industrial Medical Consumer Networking Telecommunications Embedded systems (For reference only)