Microchip Technology
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AT29C257-15JC-T
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AT29C257-15JC-T

Product Overview

Category

AT29C257-15JC-T belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for data storage and retrieval in various electronic devices.

Characteristics

  • Non-volatile memory
  • High-speed operation
  • Low power consumption
  • Wide operating voltage range

Package

AT29C257-15JC-T is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of this product lies in its ability to store and retrieve digital information reliably and efficiently.

Packaging/Quantity

AT29C257-15JC-T is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

  • Memory Size: 256 kilobits (32 kilobytes)
  • Organization: 32K x 8 bits
  • Access Time: 150 nanoseconds
  • Supply Voltage: 4.5V to 5.5V
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. A16
  2. A14
  3. A12
  4. A7
  5. A6
  6. A5
  7. A4
  8. A3
  9. A2
  10. A1
  11. A0
  12. VPP
  13. OE#
  14. CE#
  15. WE#
  16. I/O0
  17. I/O1
  18. I/O2
  19. I/O3
  20. I/O4
  21. I/O5
  22. I/O6
  23. I/O7
  24. VCC
  25. GND
  26. NC
  27. NC
  28. NC
  29. NC
  30. NC
  31. NC
  32. NC

Functional Features

  • High-speed parallel access
  • Byte-wide data transfer
  • Easy interfacing with microcontrollers and other digital systems
  • Erase and program operations performed on a byte-by-byte basis

Advantages

  • Non-volatile memory retains data even when power is disconnected
  • Fast access time allows for efficient data retrieval
  • Low power consumption extends battery life in portable devices
  • Wide operating voltage range provides flexibility in various applications

Disadvantages

  • Limited storage capacity compared to higher-capacity memory devices
  • Relatively slower access time compared to some modern memory technologies

Working Principles

AT29C257-15JC-T utilizes Flash memory technology, which allows for non-volatile storage of digital information. The memory cells within the IC can be electrically programmed and erased, enabling data to be written and rewritten as needed.

Detailed Application Field Plans

AT29C257-15JC-T finds application in a wide range of electronic devices, including but not limited to: - Microcontrollers - Embedded systems - Automotive electronics - Communication devices - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to AT29C257-15JC-T include: - AT28C256 - AM29F040B - SST39SF010A

These alternatives may vary in terms of specifications, package type, or manufacturer, but they serve the same purpose of data storage and retrieval.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AT29C257-15JC-T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of AT29C257-15JC-T in technical solutions:

  1. Q: What is the AT29C257-15JC-T? A: The AT29C257-15JC-T is a 256K (32K x 8) CMOS flash memory chip manufactured by Microchip Technology.

  2. Q: What is the operating voltage range for the AT29C257-15JC-T? A: The AT29C257-15JC-T operates within a voltage range of 4.5V to 5.5V.

  3. Q: What is the maximum clock frequency supported by the AT29C257-15JC-T? A: The AT29C257-15JC-T supports a maximum clock frequency of 33 MHz.

  4. Q: Can the AT29C257-15JC-T be used as a direct replacement for other flash memory chips? A: Yes, the AT29C257-15JC-T is designed to be pin-compatible with other 32K x 8 flash memory chips, making it a suitable replacement in many applications.

  5. Q: What is the access time of the AT29C257-15JC-T? A: The AT29C257-15JC-T has an access time of 150 ns.

  6. Q: Does the AT29C257-15JC-T support byte-level programming? A: No, the AT29C257-15JC-T does not support byte-level programming. It can only be programmed in full 32K-byte sectors.

  7. Q: Is the AT29C257-15JC-T capable of erasing its contents? A: Yes, the AT29C257-15JC-T supports both sector erase and chip erase operations.

  8. Q: What is the typical endurance of the AT29C257-15JC-T? A: The AT29C257-15JC-T has a typical endurance of 10,000 erase/write cycles per sector.

  9. Q: Can the AT29C257-15JC-T operate in harsh environments? A: Yes, the AT29C257-15JC-T is designed to operate within an extended temperature range of -40°C to +85°C, making it suitable for use in various environments.

  10. Q: Are there any special considerations when designing with the AT29C257-15JC-T? A: It is important to ensure proper power supply decoupling and signal integrity measures when designing with the AT29C257-15JC-T to ensure reliable operation.

Please note that these answers are general and may vary depending on specific application requirements.