M28256 256 Kbit (32Kb x8) Parallel EEPROM with Software Data Protection PRELIMINARY DATA FAST ACCESS TIME: – 90ns at 5V – 120ns at 3V SINGLE SUPPLY VOLTAGE: – 5V ± 10% for M28256 – 2.
7V to 3.
6V for M28256-xxW LOW POWER CONSUMPTION FAST WRITE CYCLE: – 64 Bytes Page Write Operation – Byte or Page Write Cycle ENHANCED END of WRITE DETECTION: – Data Polling – Toggle Bit STATUS REGISTER HIGH RELIABILITY DOUBLE POLYSILICON, CMOS TECHNOLOGY: – Endurance 100,000 Erase/Write Cycles – Data Retention 10 Years JEDEC APPROVED BYTEWIDE PIN OUT ADDRESS and DATA LATCHED ON-CHIP SOFTWARE DATA PROTECTION 28 1 PDIP28 (BS) PLCC32 (KA) 28 1 SO28 (MS) 300 mils TSOP28 (NS) 8 x13.
4mm Figure 1.
Logic Dia...

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