Timekeeping
Data Sheets
DS1216B SmartWatch/RAM 16K/64K
DS1216C SmartWatch/RAM 64K/256K
DS1216D SmartWatch/RAM 256K/1M
DS1216E SmartWatch/ROM 64K/256K
DS1216F SmartWatch/ROM 64K/256K/1M
DS1243Y 64K NV SRAM with Phantom Clock
DS1244Y 256K NV SRAM with Phantom Clock
DS1248Y 1024K NV SRAM with Phantom Clock
DS1251Y 4096K NV SRAM with Phantom Clock
DS1284 Watchdog Timekeeper Chip
DS1286 Watchdog Timekeeper
DS12885, DS12885Q, DS12885T Real Time Clock
DS1287 Real Time Clock
DS1287A Real Time Clock
DS1302 Trickle Charge Timekeeping Chip
DS1305 Serial Alarm Real Time Clock (RTC)
DS1306 Serial Alarm Real Time Clock (RTC)
DS1307 64 x 8 Serial Real Time Clock
DS1315 Phantom Time Chip
DS1384 Watchdog Timekeeping Controller
DS1386/DS1386P RAMified Watchdog Timekeeper
DS14285/DS14287 Real Time Clock with NV RAM Control
DS1486/DS1486P RAMified Watchdog Timekeeper
DS1501/DS1511 Y2KC Real Time Clock
DS1543 64K NV Timekeeping RAM
DS1553 64K NV Y2KC Timekeeping RAM
DS1602 Elapsed Time Counter
DS1603 Elapsed Time Counter Module
DS1615 Temperature Recorder
DS1642 Nonvolatile Timekeeping RAM
DS1643/DS1643P Nonvolatile Timekeeping RAM
DS1644/DS1644P Nonvolatile Timekeeping RAM
DS1646/DS1646P Nonvolatile Timekeeping RAM
DS1647/DS1647P Nonvolatile Timekeeping RAM
DS1670 Portable System Controller
DS1673 Portable System Controller
DS1685/DS1687 3 Volt/5 Volt Real Time Clock
DS1688/DS1691 3 Volt/5 Volt Serialized Real Time Clock w/NV RAM Control
DS1689/DS1693 3 Volt/5 Volt Serialized Real Time Clock w/NV RAM Control
DS1742 Y2KC Nonvolatile Timekeeping RAM
DS1743/DS1743P Y2KC Nonvolatile Timekeeping RAM
DS17285/DS17287 3 Volt/5 Volt Real Time Clock
DS17485/DS17487 3 Volt/5 Volt Real Time Clock
DS17885/DS17887 3 Volt/5 Volt Real Time Clock
DS9034PCX PowerCap with Crystal
Application Notes
DS1213, DS1216, DS1613 SmartSocket/SmartWatch Options (Note 4)
Recording Power Cycling Information Using the DS1602/DS1603 (Note 30)
Using the Dallas Phantom Real Time Clocks (Note 52)
Crystal Considerations with Dallas Real Time Clocks (Note 58)
Watchdog Timekeeper (Note 66)
DS1685/87 and DS17x85/87 Accessing Extended User RAM via Software (Note 77)
Using the Dallas Trickle Charge Timekeeper (Note 82)
Using the PC Clock Extended Features (Note 90)
Interfacing the DS1307 with an 8051-Compatible Microcontroller (Note 95)
DS1670 Portable System Controller (Note 100)