The DS1212N is IC CONTROLLER NV 16-CHIP 28-DIP, that includes Tube Packaging, they are designed to operate with a 28-DIP (0.600", 15.24mm) Package Case, it has an Operating Temperature range of -40°C ~ 85°C, that offers Voltage Supply features such as 4.75 V ~ 5.5 V, Supplier Device Package is designed to work in 28-PDIP, as well as the Nonvolatile RAM Controller Type.

The DS1212 is IC CONTROLLER NV 16-CHIP 28-DIP, that includes 4.75 V ~ 5.5 V Voltage Supply, they are designed to operate with a 28-PDIP Supplier Device Package, Packaging is shown on datasheet note for use in a Tube, that offers Package Case features such as 28-DIP (0.600", 15.24mm), it has an Operating Temperature range of 0°C ~ 70°C, as well as the Nonvolatile RAM Controller Type.

The DS1212+ is IC CONTROLLER NV 16-CHIP 28-DIP, that includes Nonvolatile RAM Controller Type, it has an Operating Temperature range of 0°C ~ 70°C, Package Case is shown on datasheet note for use in a 28-DIP (0.600", 15.24mm), that offers Packaging features such as Tube, Supplier Device Package is designed to work in 28-PDIP, as well as the 4.75 V ~ 5.5 V Voltage Supply.

DS1211S-TRL with EDA / CAD Models manufactured by DALLAS. The DS1211S-TRL is available in SOP-20 Package, is part of the IC Chips.