BUY DS1216C https://www.utsource.net/itm/p/420488.html
SmartWatch RAM DS1216B/C/D/H SmartWatch ROM DS1216E/F
Description: The DS1216C is a nonvolatile memory module manufactured by Dallas Semiconductor. It is a 28-pin DIP (Dual Inline Package) that is used to store data in a nonvolatile manner. Features: Low power consumption Fast access time Nonvolatile memory 28-pin DIP package Compatible with 5V and 3V systems Supports multiplexed address/data bus On-chip address latch On-chip write protection On-chip write enable Applications: The DS1216C is commonly used in applications such as data logging, system configuration, and parameter storage. It is also used in embedded systems, industrial automation, and medical equipment. (For reference only)