ON Semiconductor
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NM27C512QE120
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NM27C512QE120

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Non-volatile Memory
  • Characteristics: High-density, Electrically Erasable Programmable Read-Only Memory (EEPROM)
  • Package: 32-pin Plastic Dual In-Line Package (PDIP)
  • Essence: Stores and retrieves digital information even when power is turned off
  • Packaging/Quantity: Available in tubes of 25 units

Specifications

  • Memory Size: 512 kilobits (64 kilobytes)
  • Organization: 64K x 8 bits
  • Access Time: 120 nanoseconds
  • Supply Voltage: 5 volts
  • Operating Temperature: -40°C to +85°C
  • Data Retention: 10 years

Detailed Pin Configuration

The NM27C512QE120 has a total of 32 pins. The pin configuration is as follows:

  1. A14
  2. A12
  3. A7
  4. A6
  5. A5
  6. A4
  7. A3
  8. A2
  9. A1
  10. A0
  11. VPP
  12. A8
  13. A9
  14. A11
  15. A10
  16. CE
  17. OE
  18. WE
  19. I/O0
  20. I/O1
  21. I/O2
  22. I/O3
  23. I/O4
  24. I/O5
  25. I/O6
  26. I/O7
  27. NC
  28. GND
  29. VCC
  30. A13
  31. A15
  32. NC

Functional Features

  • High-density memory storage
  • Electrically erasable and programmable
  • Non-volatile data retention
  • Fast access time
  • Low power consumption

Advantages and Disadvantages

Advantages

  • High storage capacity
  • Easy to program and erase
  • Reliable data retention
  • Wide operating temperature range

Disadvantages

  • Relatively slower access time compared to some alternatives
  • Limited endurance cycles for programming and erasing

Working Principles

The NM27C512QE120 is based on EEPROM technology. It utilizes a grid of memory cells that can be electrically programmed and erased. The memory cells store digital information in the form of electrical charges. When a specific address is accessed, the corresponding memory cell's charge is read or modified.

Detailed Application Field Plans

The NM27C512QE120 is commonly used in various applications, including:

  1. Embedded systems
  2. Automotive electronics
  3. Industrial control systems
  4. Consumer electronics
  5. Communication devices

Detailed and Complete Alternative Models

  1. AT28C64B-15PU: 64 kilobit EEPROM, 150 nanoseconds access time, 28-pin PDIP package.
  2. M27C256B-12F1: 256 kilobit EPROM, 120 nanoseconds access time, 28-pin SOP package.
  3. SST39SF010A-70-4C-PHE: 1 megabit Flash Memory, 70 nanoseconds access time, 32-pin PLCC package.

These alternative models offer similar functionality and can be considered as substitutes for the NM27C512QE120 depending on specific requirements.

In conclusion, the NM27C512QE120 is a high-density EEPROM IC with fast access time and reliable data retention. It finds applications in various fields and has alternative models available for different needs.

Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van NM27C512QE120 in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of NM27C512QE120 in technical solutions:

  1. Q: What is NM27C512QE120? A: NM27C512QE120 is a type of non-volatile memory chip, specifically an EPROM (Erasable Programmable Read-Only Memory), with a capacity of 512 kilobits.

  2. Q: What are some typical applications for NM27C512QE120? A: NM27C512QE120 is commonly used in various embedded systems, microcontrollers, industrial control systems, automotive electronics, and other electronic devices that require non-volatile storage.

  3. Q: How does NM27C512QE120 store data? A: NM27C512QE120 uses floating-gate transistors to store data. The data can be programmed electrically and remains stored even when power is removed.

  4. Q: Can the data stored in NM27C512QE120 be erased or modified? A: No, NM27C512QE120 is a one-time programmable memory, meaning once the data is programmed, it cannot be erased or modified.

  5. Q: What is the operating voltage range for NM27C512QE120? A: NM27C512QE120 operates within a voltage range of 4.5V to 5.5V.

  6. Q: What is the access time of NM27C512QE120? A: NM27C512QE120 has a fast access time of 120 nanoseconds, hence the "QE120" designation.

  7. Q: Does NM27C512QE120 require any special programming equipment? A: Yes, NM27C512QE120 requires a dedicated EPROM programmer or burner to program the data onto the chip.

  8. Q: Can NM27C512QE120 be used in high-temperature environments? A: Yes, NM27C512QE120 is designed to operate reliably in a wide temperature range, including high-temperature environments.

  9. Q: What are the physical dimensions of NM27C512QE120? A: NM27C512QE120 comes in a 32-pin DIP (Dual Inline Package) with dimensions of approximately 0.6 x 0.3 inches.

  10. Q: Is NM27C512QE120 still widely available for purchase? A: While it may depend on the specific supplier, NM27C512QE120 is still commonly available for purchase from various electronic component distributors.

Please note that these answers are general and may vary depending on the specific manufacturer's specifications and application requirements.