Overview
HN58V257AT-12 is listed in the Memory category. Available datasheets include documents from Hitachi Semiconductor, Renesas Technology Corp. DigiCamel provides a local PDF for online reference.
Summary
256k EEPROM (32-kword x 8-bit) Ready/Busy and RES function (HN58V257A)
Description
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 process and circuitry technology. They also have a 64-byte page programming function to make their write operations faster.
Source title
HN58V257AT-12 Datasheet(PDF) - Hitachi Semiconductor