DS1645Y/AB
DS1645Y/AB Partitionable 1024K NV SRAM
FEATURES 10 years minimum data retention in the absence of
external power
Data is automatically protected during power loss
Directly replaces 128K x 8 volatile static RAM
Write protects selected blocks of memory when pro-
grammed
Unlimited write cycles
Low–power CMOS
Read and write access times...