ON Semiconductor
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NM27C256Q100
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NM27C256Q100

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Non-volatile Memory
  • Characteristics: High-speed, low-power, electrically erasable programmable read-only memory (EEPROM)
  • Package: 28-pin DIP (Dual In-line Package)
  • Essence: Stores and retrieves digital information even when power is turned off
  • Packaging/Quantity: Available in tubes or trays, quantity depends on manufacturer

Specifications

  • Memory Size: 256 kilobits (32 kilobytes)
  • Organization: 32K x 8 bits
  • Supply Voltage: 4.5V to 5.5V
  • Access Time: 100 nanoseconds
  • Operating Temperature Range: -40°C to +85°C
  • Data Retention: 10 years

Pin Configuration

The NM27C256Q100 has a total of 28 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. GND
  28. VCC

Functional Features

  • High-speed access and operation
  • Low power consumption
  • Electrically erasable and reprogrammable
  • Non-volatile storage of data
  • Reliable data retention

Advantages and Disadvantages

Advantages: - High-speed access allows for quick data retrieval - Low power consumption helps conserve energy - Electrically erasable feature enables easy reprogramming - Non-volatile storage ensures data retention even during power loss

Disadvantages: - Limited memory size compared to other modern memory technologies - Relatively higher cost per bit compared to some alternatives

Working Principles

The NM27C256Q100 is based on EEPROM technology. It utilizes a grid of floating-gate transistors to store digital information. The stored data can be accessed, modified, or erased electrically. When the device is powered off, the data remains intact due to the non-volatile nature of the memory.

Detailed Application Field Plans

The NM27C256Q100 is commonly used in various applications, including but not limited to: - Embedded systems - Microcontrollers - Industrial control systems - Automotive electronics - Consumer electronics

Alternative Models

Some alternative models that offer similar functionality to the NM27C256Q100 include: - AT28C256 - M27C256B - 27C256 - AM27C256

These models may have slight differences in specifications and pin configuration, so it is important to refer to their respective datasheets for detailed information.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací NM27C256Q100 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of NM27C256Q100 in technical solutions:

  1. Q: What is NM27C256Q100? A: NM27C256Q100 is a 32K x 8 low-power CMOS EPROM (Electrically Programmable Read-Only Memory) integrated circuit.

  2. Q: What are the typical applications of NM27C256Q100? A: NM27C256Q100 is commonly used in embedded systems, microcontrollers, automotive electronics, industrial control systems, and other applications that require non-volatile memory storage.

  3. Q: How much data can NM27C256Q100 store? A: NM27C256Q100 can store up to 256 kilobits (32 kilobytes) of data.

  4. Q: Is NM27C256Q100 reprogrammable? A: No, NM27C256Q100 is not reprogrammable. It is a one-time programmable memory device.

  5. Q: What is the operating voltage range for NM27C256Q100? A: The operating voltage range for NM27C256Q100 is typically between 4.5V and 5.5V.

  6. Q: Does NM27C256Q100 require an external power supply? A: Yes, NM27C256Q100 requires an external power supply within the specified voltage range.

  7. Q: What is the access time of NM27C256Q100? A: The access time of NM27C256Q100 is typically 100 nanoseconds (ns).

  8. Q: Can NM27C256Q100 operate in harsh environments? A: Yes, NM27C256Q100 is designed to operate in a wide temperature range and can withstand harsh environmental conditions.

  9. Q: Does NM27C256Q100 have any security features? A: No, NM27C256Q100 does not have built-in security features like encryption or password protection.

  10. Q: Can NM27C256Q100 be used as a drop-in replacement for other EPROMs? A: Yes, NM27C256Q100 is pin-compatible with many industry-standard EPROMs, making it easy to replace them in existing designs.

Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications for NM27C256Q100.