AT49F002T-12JC

Product Overview

Category

AT49F002T-12JC belongs to the category of non-volatile memory devices.

Use

It is primarily used for storing and retrieving digital information in electronic systems.

Characteristics

• Non-volatile: Retains data even when power is turned off.
• High storage capacity: The AT49F002T-12JC has a storage capacity of 2 megabits (256 kilobytes).
• Fast access time: It operates at a speed of 120 nanoseconds, allowing for quick data retrieval.
• Low power consumption: Consumes minimal power during operation.
• Durable: Designed to withstand harsh environmental conditions.
• Easy integration: Compatible with various electronic systems.

Package

The AT49F002T-12JC is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of AT49F002T-12JC lies in its ability to provide reliable and non-volatile storage for electronic systems.

Packaging/Quantity

The AT49F002T-12JC is typically packaged in reels or tubes, with a quantity of 50 units per reel/tube.

Specifications

• Memory Type: Flash EEPROM
• Organization: 256K x 8 bits
• Supply Voltage: 5V
• Access Time: 120 ns
• Operating Temperature Range: -40°C to +85°C
• Erase/Program Cycle Endurance: 10,000 cycles
• Data Retention: 20 years

Detailed Pin Configuration

The AT49F002T-12JC has a total of 32 pins. Here is the 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. WE#
14. OE#
15. CE#
16. BYTE#
17. NC
18. DQ0
19. DQ1
20. DQ2
21. DQ3
22. DQ4
23. DQ5
24. DQ6
25. DQ7
26. RY/BY#
27. RESET#
28. VCC
29. GND
30. A8
31. A9
32. A11

Functional Features

• Easy programming and erasing: The AT49F002T-12JC supports both byte-wise and sector-wise programming and erasing.
• Hardware and software protection: Provides options for protecting the stored data from accidental modification or unauthorized access.
• High-speed data transfer: Enables fast reading and writing operations, making it suitable for time-critical applications.
• Reliable data retention: Ensures long-term data integrity with a minimum of 20 years of data retention.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data persistence even during power loss.
• High storage capacity allows for storing large amounts of data.
• Fast access time enables quick retrieval of information.
• Low power consumption minimizes energy usage.
• Durable design withstands harsh environmental conditions.
• Easy integration with various electronic systems.

Disadvantages

• Limited erase/program cycle endurance compared to other non-volatile memory technologies.
• Relatively higher cost per bit compared to some alternative memory solutions.

Working Principles

The AT49F002T-12JC utilizes flash EEPROM technology to store and retrieve digital information. 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 AT49F002T-12JC finds applications in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

Detailed and Complete Alternative Models

1. AT49F002NT-12JC: Similar to AT49F002T-12JC, but with extended temperature range (-40°C to +125°C).
2. AT49F002BT-12JC: Similar to AT49F002T-12JC, but with a smaller package size (28-pin PLCC).

These alternative models offer similar functionality and characteristics, providing options for different system requirements.

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