AT49F002NT-12JI

Product Overview

Category

AT49F002NT-12JI belongs to the category of non-volatile memory devices.

Use

This product is primarily used for storing and retrieving data in electronic systems.

Characteristics

• Non-volatile: The AT49F002NT-12JI retains stored data even when power is removed.
• High capacity: This device has a storage capacity of 2 megabits (256 kilobytes).
• Fast access time: The AT49F002NT-12JI offers a fast access time of 120 nanoseconds.
• Low power consumption: It operates on low power, making it suitable for battery-powered devices.

Package

The AT49F002NT-12JI comes in a standard JEDEC 32-lead PLCC package.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile storage for electronic systems.

Packaging/Quantity

The AT49F002NT-12JI is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Supply voltage: 5V ±10%
• Operating temperature range: -40°C to +85°C
• Access time: 120ns
• Organization: 256K x 8 bits
• Erase/Write cycles: 10,000 minimum
• Data retention: 20 years minimum

Detailed Pin Configuration

The AT49F002NT-12JI has a total of 32 pins. The pin configuration is as follows:

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. A15
14. A13
15. A8
16. A9
17. A11
18. A10
19. OE#
20. CE#
21. WE#
22. I/O0
23. I/O1
24. I/O2
25. I/O3
26. I/O4
27. I/O5
28. I/O6
29. I/O7
30. GND
31. NC
32. VCC

Functional Features

• Easy integration: The AT49F002NT-12JI can be easily integrated into existing electronic systems.
• High-speed operation: It offers fast read and write operations, enabling efficient data access.
• Versatile interface: This device supports a standard parallel interface, making it compatible with various systems.
• Low power consumption: The AT49F002NT-12JI consumes minimal power during operation, prolonging battery life.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even in the absence of power.
• High storage capacity allows for ample data storage.
• Fast access time enables quick retrieval of stored information.
• Low power consumption makes it suitable for portable devices.

Disadvantages

• Limited erase/write cycles may restrict frequent data modifications.
• The PLCC package may require additional space on the PCB compared to smaller packages.

Working Principles

The AT49F002NT-12JI utilizes flash memory technology to store data. It consists of a grid of memory cells that can be electrically programmed and erased. When data is written, an electrical charge is applied to the memory cells, altering their state. To read the stored data, the memory cells are accessed and their states are detected.

Detailed Application Field Plans

The AT49F002NT-12JI finds applications in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

1. AT49F002NT-12CI: Similar to AT49F002NT-12JI, but in a different package (32-lead TSOP)
2. AT49F002NT-12PC: Similar specifications, but in a 32-lead PDIP package
3. AT49F002NT-12RC: Same specifications as AT49F002NT-12JI, but with extended temperature range (-40°C to +125°C)

These alternative models offer similar functionality and can be considered as replacements for the AT49F002NT-12JI.

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