DS1743-85IND+,IC RTC RAM Y2K 5V 85NS 28-EDIP
DS1743P-100,实时时钟
DS1743P-100+,IC RTC RAM Y2K 5V 100NS 34-PCM
DS1743P-100IND,实时时钟
DS1743P-100IND+,IC RTC RAM Y2K 5V 100NS 34-PCM
DS1743P-70,IC RTC RAM Y2K 5V 70NS 34-PCM
DS1743P-70+,IC RTC RAM Y2K 5V 70NS 34-PCM
DS1743P-85+,IC RTC RAM Y2K 5V 85NS 34-PCM