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Fairchild/onsemi NM27C256Q-90 EPROM Memory

  • IC EPROM Memory 256Kb (32K x 8) Parallel 90ns DIP-28 UV
  • Jameco Part no.: 2346815
  • Manufacturer: Fairchild/onsemi
  • Manufacturer p/n: NM27C256Q-90
  • HTS code: 8542.32.0052

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IC EPROM Memory 256Kb (32K x 8) Parallel 90ns DIP-28 UV

Specifications

  • Memory Type: Non-Volatile
  • Memory Format: EPROM
  • Technology: EPROM - UV
  • Memory Size: 256Kb (64K x 8)
  • Memory Interface: Parallel
  • Access Time: 90 ns
  • Voltage - Supply: 5 V
  • Operating Temperature: 0°C to 70°C (TA)
  • Mounting Type: Through Hole
  • Package: 28-DIP (0.600", 15.24mm) with Window
  • Base Number: 27C256

Overview

Ultraviolet erasable (cerdip) Electrically Programmable Read-Only Memory (EPROM). The standard access time is 90ns.



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Specification Value
Organization32Kx8
Memory Density256Kbit
Maximum Random Access Time90ns
Output Enable Access Time50ns
PackageDIP-28
Interface TypeParallel
Programming Voltage12.75V
Maximum Operating Current50mA
Input Voltage5V
Reprogramming TechniqueUV
Minimum Operating Temperature0°C
Maximum Operating Temperature70°C
Screening LevelCommercial
MountingThrough Hole


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