[HANBIT]

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