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NM27C512Q-90

Manufacturer: NS

524,288-bit (64K x 8) high performance CMOS EPROM, 90ns

Partnumber Manufacturer Quantity Availability
NM27C512Q-90,NM27C512Q90 NS 5640 In Stock

Description and Introduction

524,288-bit (64K x 8) high performance CMOS EPROM, 90ns The **NM27C512Q-90** is a high-performance **64K x 8-bit (512Kbit) UV-erasable programmable read-only memory (EPROM)** designed for applications requiring fast access times and reliable data storage. Operating at **90ns access speed**, this component is well-suited for embedded systems, industrial controls, and legacy computing applications where non-volatile memory is essential.  

Featuring a **single 5V power supply**, the NM27C512Q-90 offers low power consumption while maintaining robust performance. Its **UV-erasable** capability allows for multiple reprogramming cycles, making it a flexible choice for prototyping and development. The device supports a **wide operating temperature range**, ensuring stability in various environmental conditions.  

With a **standard 28-pin DIP (Dual In-line Package)**, the NM27C512Q-90 is compatible with many existing circuit designs, facilitating easy integration. Its **TTL-compatible inputs and outputs** simplify interfacing with common logic circuits. Additionally, the chip includes a **chip enable (CE) and output enable (OE)** function for efficient power and bus management.  

As a reliable EPROM solution, the NM27C512Q-90 remains a practical choice for engineers working with legacy systems or applications requiring durable, reprogrammable memory. Its combination of speed, endurance, and compatibility makes it a valuable component in various electronic designs.

Application Scenarios & Design Considerations

524,288-bit (64K x 8) high performance CMOS EPROM, 90ns

Alternative Part Number

  • M27C512-90F1 --: Same 512Kbit EPROM density and 90ns access time in a comparable DIP package, widely available and pin-compatible.
  • AT27C512R-90PU --: 512Kbit OTP EPROM with 90ns speed and DIP-28 pinout, a direct functional replacement from a different series.
  • TMS27C512-90JL --: Equivalent 512Kbit UV EPROM with 90ns access time and matching pinout, suitable as a drop-in alternative.
  • 27C512-90 --: Equivalent 512Kbit CMOS EPROM with 90ns access time and compatible pinout for legacy designs.

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