DS1251YP-70IND,实时时钟
DS1251YP-70IND+,IC NVSRAM 4MBIT 70NS 34PCM
DS1254WB-150,IC NVSRAM 16MBIT 150NS 168BGA
DS1254WB2-150,实时时钟 2M X 8 NV SRAM w/Phantom Clock
DS1254WB-C01,实时时钟 2M X 8 NV SRAM w/Phantom Clock
DS1254WB-C02,实时时钟 2M X 8 NV SRAM w/Phantom Clock
DS1254YB-100,IC NVSRAM 16MBIT 100NS 168BGA
DS1254YB2-100,实时时钟 2M X 8 NV SRAM w/Phantom Clock