BUY DS1230Y-100IND https://www.utsource.net/itm/p/235979.html
256k Nonvolatile SRAM
Description: The DS1230Y-100IND is a nonvolatile SRAM memory device from Dallas Semiconductor. It is a 28-pin DIP package with a maximum operating temperature of +85°C.
Features:
Low-power CMOS technology
2K x 8 nonvolatile SRAM
100 kHz write cycle time
Self-contained lithium energy source
Data retention for 10 years
Automatic write protection
Low-voltage write operation
TTL-compatible inputs and outputs
Automatic power-fail detection
Applications:
Automotive
Industrial
Medical
Networking
Telecommunications
Security systems
Data logging
(For reference only)