3PCS X1226S8I IC RTC/CALENDAR/4K EE 8-SOIC X1226 1226 X1226S 1226S X1226S8 1226S

10PCS PCF8563T/F4 PCF8563T IC RTC CLOCK/CALENDAR I2C 8SO

(1x) DS1302Z+ / DS1302Z DALLAS MAXIM IC RTC CLK/CALENDAR SER 8-SOIC

5-PCS IC CPU SUPRV 4K EE RESET HI 8SOIC XICOR X5045S8I 5045S8

1PCS DS1388Z-33+ DS1388Z-33 MAXIM IC RTC CLK/CALENDAR I2C 8SOIC

20PCS DS1307 DS1307Z SOP-8 RTC SERIAL 512K I2C Real-Time Clock IC