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NM27C020QE150 from FAIRCHILD,Fairchild Semiconductor

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NM27C020QE150

Manufacturer: FAIRCHILD, NSC

2 Meg (256k x 8) UV Erasable CMOS EPROM [Life-time buy]

Partnumber Manufacturer Quantity Availability
NM27C020QE150 FAIRCHILD, NSC 133 In Stock

Description and Introduction

2 Meg (256k x 8) UV Erasable CMOS EPROM [Life-time buy] The **NM27C020QE150** is a high-performance **2-megabit (256K x 8) UV-erasable programmable read-only memory (EPROM)** designed for applications requiring reliable, non-volatile data storage. This component features a fast access time of **150 nanoseconds**, making it suitable for embedded systems, industrial controls, and legacy computing applications where speed and durability are essential.  

Built with **CMOS technology**, the NM27C020QE150 offers low power consumption while maintaining robust performance. Its **single 5V power supply requirement** simplifies integration into existing designs. The device supports **standard EPROM programming protocols**, ensuring compatibility with a wide range of development tools and programmers.  

The **UV-erasable** feature allows for multiple reprogramming cycles, making it ideal for prototyping and firmware updates. Data retention is guaranteed for **decades**, ensuring long-term reliability in critical applications. The NM27C020QE150 is housed in a **32-pin ceramic or plastic DIP package**, providing durability and ease of handling.  

With its balance of speed, endurance, and compatibility, this EPROM remains a practical choice for engineers working with legacy systems or applications requiring stable, reprogrammable memory solutions. Its specifications make it a dependable component in environments where data integrity and longevity are paramount.

Application Scenarios & Design Considerations

2 Meg (256k x 8) UV Erasable CMOS EPROM [Life-time buy]

Alternative Part Number

  • M27C2001-15F1 --: 2 Mbit (256K x 8) UV EPROM with 150 ns access time, pin-compatible DIP-32 package and widely available as a direct functional replacement.
  • AT27C020-15PC --: 2 Mbit OTP EPROM with 150 ns speed grade in a 32-pin DIP, matching the original density and timing for drop-in use.
  • AM27C020-150DC --: 2 Mbit CMOS EPROM with 150 ns access time in DIP-32, electrically and functionally equivalent to the NM27C020.

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