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AT27LV256A-15JC
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AT27LV256A-15JC

Product Overview

Category

AT27LV256A-15JC belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for storing and retrieving digital information.

Characteristics

  • Non-volatile memory: The AT27LV256A-15JC retains stored data even when power is removed.
  • High storage capacity: This IC has a storage capacity of 256 kilobits.
  • Fast access time: The AT27LV256A-15JC offers a fast access time of 150 nanoseconds.
  • Low power consumption: It operates on low power, making it suitable for battery-powered devices.

Package

The AT27LV256A-15JC is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

This IC is an electrically erasable programmable read-only memory (EEPROM) that allows users to write and erase data multiple times.

Packaging/Quantity

The AT27LV256A-15JC is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

  • Supply voltage: 5V
  • Operating temperature range: -40°C to +85°C
  • Data retention: 10 years
  • Endurance: 100,000 write/erase cycles
  • Organization: 32K x 8 bits

Detailed Pin Configuration

The AT27LV256A-15JC has a total of 32 pins. Here is the detailed pin configuration:

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

Functional Features

  • Byte-wide access: The AT27LV256A-15JC allows data to be read or written in byte-sized chunks.
  • Hardware and software protection: It provides various methods to protect the stored data from accidental modification.
  • Fast programming time: The IC offers a fast programming time, enabling quick data updates.

Advantages and Disadvantages

Advantages

  • Non-volatile memory ensures data retention even during power loss.
  • High storage capacity for storing large amounts of data.
  • Low power consumption makes it suitable for battery-powered devices.
  • Fast access time allows for quick retrieval of information.

Disadvantages

  • Limited endurance of 100,000 write/erase cycles.
  • Relatively higher cost compared to other memory technologies.
  • Requires additional circuitry for proper interfacing with microcontrollers or processors.

Working Principles

The AT27LV256A-15JC utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping charges within floating gate transistors. These charges can be selectively removed or added using electrical signals, allowing for data modification.

Detailed Application Field Plans

The AT27LV256A-15JC finds applications in various electronic devices, including but not limited to: - Microcontrollers - Embedded systems - Industrial control systems - Automotive electronics - Communication devices

Detailed and Complete Alternative Models

Some alternative models to the AT27LV256A-15JC include: - AT28C256-15JC - AT29C256-12PC - 27C256-20JL - M27C256B-12F1

These models offer similar functionality and specifications, providing users with options based on their specific requirements.

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技術ソリューションにおける AT27LV256A-15JC の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of AT27LV256A-15JC in technical solutions:

  1. Q: What is the AT27LV256A-15JC? A: The AT27LV256A-15JC is a 256 kilobit (32K x 8) low-voltage, high-performance CMOS EPROM (erasable programmable read-only memory) integrated circuit.

  2. Q: What are the key features of the AT27LV256A-15JC? A: Some key features include a wide operating voltage range, fast access time, low power consumption, and compatibility with various programming equipment.

  3. Q: What are some typical applications for the AT27LV256A-15JC? A: The AT27LV256A-15JC can be used in various applications such as microcontroller-based systems, automotive electronics, industrial control systems, and consumer electronics.

  4. Q: What is the operating voltage range of the AT27LV256A-15JC? A: The AT27LV256A-15JC operates within a voltage range of 2.7V to 5.5V.

  5. Q: How fast is the access time of the AT27LV256A-15JC? A: The AT27LV256A-15JC has a fast access time of 150 nanoseconds (ns).

  6. Q: Can the AT27LV256A-15JC be reprogrammed? A: No, the AT27LV256A-15JC is an EPROM, which means it can be programmed once but cannot be electrically erased or reprogrammed.

  7. Q: What is the package type of the AT27LV256A-15JC? A: The AT27LV256A-15JC is available in a 32-lead PLCC (Plastic Leaded Chip Carrier) package.

  8. Q: Is the AT27LV256A-15JC compatible with standard programming equipment? A: Yes, the AT27LV256A-15JC is compatible with commonly used EPROM programmers and erasers.

  9. Q: Can the AT27LV256A-15JC withstand high temperatures? A: Yes, the AT27LV256A-15JC has a wide operating temperature range of -40°C to +85°C, making it suitable for various environments.

  10. Q: Are there any specific precautions to consider when using the AT27LV256A-15JC? A: It is important to handle the device properly to avoid electrostatic discharge (ESD) damage. Additionally, care should be taken to ensure proper voltage levels and timing during programming and operation.

Please note that these answers are general and may vary depending on the specific requirements and datasheet of the AT27LV256A-15JC.