HN58V257A function equivalent, 256k eeprom (32-kword x 8-bit) ready/busy and res function.
* Single 3 V supply: 2.7 to 5.5 V
* Access time: 120 ns max
* Power dissipation:
Active: 20 mW/MHz, (typ) Standby: 110 µW (max)
* On-chip latches: add.
The Hitachi HN58V256A and HN58V257A are electrically erasable and programmable ROMs organized as 32768-word × 8-bit. They have realized high speed, low power consumption and high reliability by employing advanced MNOS memory technology and CMOS proce.
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