AT49F002T-90PI

Product Overview

Category

AT49F002T-90PI 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-90PI has a storage capacity of 2 megabits (256 kilobytes).
• Fast access time: It offers a fast access time of 90 nanoseconds.
• Low power consumption: Designed to operate with low power requirements.
• Reliable: Provides reliable data storage and retrieval.

Package

The AT49F002T-90PI is available in a plastic integrated circuit package.

Essence

The essence of AT49F002T-90PI lies in its ability to provide non-volatile memory storage with high capacity, fast access time, and low power consumption.

Packaging/Quantity

The AT49F002T-90PI is typically packaged in reels or tubes and is available in various quantities depending on the manufacturer's specifications.

Specifications

• Memory Capacity: 2 megabits (256 kilobytes)
• Access Time: 90 nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: Plastic Integrated Circuit Package

Detailed Pin Configuration

The AT49F002T-90PI 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. OE#
14. CE#
15. WE#
16. BYTE#
17. NC
18. DQ0
19. DQ1
20. DQ2
21. DQ3
22. DQ4
23. DQ5
24. DQ6
25. DQ7
26. VCC
27. GND
28. RP#
29. RESET#
30. WP#
31. A15
32. A13

Functional Features

• Easy integration: The AT49F002T-90PI can be easily integrated into various electronic systems.
• High-speed operation: It offers fast read and write operations, allowing for efficient data transfer.
• Versatile interface: The device supports a standard parallel interface, making it compatible with a wide range of systems.
• Erase and program capability: The AT49F002T-90PI allows for easy erasure and programming of data.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• High storage capacity provides ample space for data storage.
• Fast access time allows for quick retrieval of information.
• Low power consumption helps in reducing overall system energy requirements.
• Reliable performance ensures data integrity.

Disadvantages

• Limited storage capacity compared to other higher-capacity memory devices.
• Higher cost per unit compared to some alternative models.
• Limited compatibility with certain legacy systems due to the use of a parallel interface.

Working Principles

The AT49F002T-90PI utilizes flash memory technology to store and retrieve digital information. It employs a combination of floating-gate transistors and control circuitry to enable non-volatile data storage. When data is written or erased, electrical charges are trapped or released within the floating gates, altering the transistor's conductive properties.

Detailed Application Field Plans

The AT49F002T-90PI 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. AT49F002N-90PI: Similar to AT49F002T-90PI with minor variations in specifications.
2. AT49F002T-70PI: Lower access time variant of AT49F002T-90PI.
3. AT49F004T-90PI: Higher capacity variant with 4 megabits (512 kilobytes) storage.

These alternative models offer similar functionality and can be considered based on specific requirements and compatibility with the target system.

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