DS1286I+,IC TIMEKEEPER WATCHDOG 28-EDIP
DS12885,IC RTC W/RAM 128 BYTE 24-DIP
DS12885+,IC RTC W/RAM 128 BYTE 24-DIP
DS12885N,IC RTC W/RAM 128 BYTE 24-DIP
DS12885N+,IC RTC W/RAM 128 BYTE 24-DIP
DS12885Q,IC RTC W/RAM 128 BYTE 28-PLCC
DS12885Q/T&R,实时时钟
DS12885Q+,IC RTC W/RAM 128 BYTE 28-PLCC