GENERAL DESCRIPTION
The HMN1288J Nonvolatile SRAM is a 1,048,576-bit static RAM organized as 131,072 bytes by 8 bits.

FEATURES
♦ Access time : 55, 70 ns
♦ High-density design : 4Mbit Design
♦ Battery internally isolated until power is applied
♦ Industry-standard 34-pin 128K x 8 pinout
♦ Unlimited write cycles
♦ Data retention in the absence of VCC
♦ 10-years minimum data retention in absence of power
♦ Automatic write-protection during power-up/power-down cycles
♦ Data is automatically protected during power loss
♦ Conventional SRAM operation; unlimited write cycles