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MX29F040QI-90 from MXIC,MAXIM - Dallas Semiconductor

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MX29F040QI-90

Manufacturer: MXIC

4M-BIT [512KX8] CMOS EQUAL SECTOR FLASH MEMORY

Partnumber Manufacturer Quantity Availability
MX29F040QI-90,MX29F040QI90 MXIC 6000 In Stock

Description and Introduction

4M-BIT [512KX8] CMOS EQUAL SECTOR FLASH MEMORY The **MX29F040QI-90** is a high-performance **5V-only Flash Memory** component designed for applications requiring reliable, non-volatile data storage. With a capacity of **4 megabits (512K x 8 bits)**, it provides a cost-effective solution for embedded systems, industrial controls, and consumer electronics.  

Featuring a **90ns access time**, the MX29F040QI-90 ensures fast read operations, making it suitable for systems where speed is critical. It supports **sector erase and byte programming**, allowing flexible data management. The device operates on a single **5V power supply**, simplifying integration into existing designs.  

Built with **CMOS technology**, the MX29F040QI-90 offers low power consumption while maintaining robust performance. It includes an **automatic sleep mode** to further reduce energy usage during idle states. The component is packaged in a **32-pin PLCC (Plastic Leaded Chip Carrier)**, ensuring durability and ease of handling.  

Compatible with **JEDEC standards**, this flash memory device ensures industry-wide interoperability. Its **high endurance and data retention** make it ideal for applications requiring frequent updates and long-term reliability. Whether used in firmware storage, configuration settings, or data logging, the MX29F040QI-90 delivers consistent performance in demanding environments.  

For detailed specifications, consult the official datasheet to ensure proper implementation in your design.

Application Scenarios & Design Considerations

4M-BIT [512KX8] CMOS EQUAL SECTOR FLASH MEMORY

Alternative Part Number

  • SST39SF040-70-4C-PHE --: 4 Mbit parallel NOR flash in the same 512K x 8 organization with a compatible JEDEC pinout, widely used as a drop-in replacement for MX29F040 sockets.
  • AM29F040B-90PC --: 4 Mbit 5V parallel NOR flash with the same 512K x 8 architecture and 90 ns speed grade, a well-known cross-reference for the MX29F040 family.
  • AT29C040A-90PC --: 4 Mbit 5V flash in a 512K x 8 configuration with 90 ns access time, commonly substituted in legacy designs that use the MX29F040.

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