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UPD23C256112A Datasheet Nand Interface 256m-bit Mask-programmable Rom

Manufacturer: NEC (now Renesas Electronics)

Overview: DATA SHEET MOS INTEGRATED CIRCUIT µ PD23C256112A NAND INTERFACE 256M-BIT MASK-PROGRAMMABLE.

General Description

The µPD23C256112A is a 256 Mbit NAND interface programmable mask read-only memory that operates with a single power supply.

The memory organization consists of (512 + 16 (Redundancy)) bytes x 32 pages x 2,048 blocks.

The µPD23C256112A is a serial type mask ROM in which addresses and mands are input and data output serially via the I/O pins.

Key Features

  • Word organization (33,554,432 + 1,048,576.
  • Page size (512 + 16.
  • Block size (16,384 + 512 Note Note Note ) words by 8 bits ) by 8 bits ) by 8 bits Note Underlined parts are redundancy. Caution Redundancy is not programmable parts and is fixed to all FFH.
  • Operation mode READ mode (1), READ mode (2), READ mode (3), RESET, STATUS READ, ID READ.
  • Operating supply voltage : VCC = 3.3 ± 0.3 V.
  • Access Time Memory cell array to starting address R.

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