DS1338C-18#,IC RTC 56BIT NV SRAM 16-SOIC
DS1338C-3,实时时钟
DS1338C-3#,IC RTC 56BIT NV SRAM 16-SOIC
DS1338C-33,实时时钟 I2C Serial RTC w/56 Byte NV RAM
DS1338C-33#,IC RTC 56BIT NV SRAM 16-SOIC
DS1338C-33#T&R,IC RTC CLK/CALENDAR I2C 16SOIC
DS1338C-33#T&R,IC RTC 56BIT NV SRAM 16-SOIC
DS1338U-18,IC RTC 56BYTE NV RAM 1.8V 8-USOP
