DS1306EN/T&R,IC RTC CLK/CALENDAR SPI 20TSSOP
DS1306EN/T&R,实时时钟
DS1306EN/T&R/C04,实时时钟
DS1306EN+,IC RTC SERIAL ALARM IND 20-TSSOP
DS1306EN+T&R,IC RTC CLK/CALENDAR SPI 20TSSOP
DS1306EN+T&R,IC RTC SERIAL ALARM IND 20-TSSOP
DS1306N,IC RTC SERIAL ALARM IND 16-DIP
DS1306N+,IC RTC SERIAL ALARM 16-DIP