DS1307Z+T&R/C01,实时时钟 64x8 Serial I2C RTC
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DS1307ZN/T&R,实时时钟 64x8 Serial I2C RTC
DS1307ZN+,IC RTC SERIAL 512K IND 8-SOIC
DS1307ZN+T&R,IC RTC CLK/CALENDAR I2C 8SOIC
DS1307ZN+T&R/C02,IC RTC CLK/CALENDAR I2C 8SOIC
DS1307ZN+T&R,IC RTC SERIAL 512K IND 8-SOIC