AT49LV002N-90PI

Product Overview

Category

AT49LV002N-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: The stored data is retained even when power is removed.
• High capacity: The AT49LV002N-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: The device operates at low power, making it suitable for battery-powered applications.

Package

The AT49LV002N-90PI is available in a plastic integrated circuit package.

Essence

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

Packaging/Quantity

The AT49LV002N-90PI is typically packaged in reels or tubes, with a quantity of 1000 units per package.

Specifications

• Memory Type: Flash
• Organization: 256K x 8 bits
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel
• Access Time: 90 ns
• Erase/Write Cycle Endurance: 10,000 cycles

Detailed Pin Configuration

The AT49LV002N-90PI has a total of 32 pins. The pin configuration is as follows:

1. A0
2. A1
3. A2
4. A3
5. A4
6. A5
7. A6
8. A7
9. VCC
10. WE#
11. OE#
12. CE#
13. BYTE#
14. A8
15. A9
16. A10
17. A11
18. A12
19. A13
20. A14
21. A15
22. NC
23. DQ0
24. DQ1
25. DQ2
26. DQ3
27. DQ4
28. DQ5
29. DQ6
30. DQ7
31. GND
32. RP#

Functional Features

• Easy integration: The AT49LV002N-90PI can be easily integrated into existing electronic systems.
• High-speed data transfer: It supports fast data transfer rates, allowing for efficient read and write operations.
• Reliable storage: The non-volatile nature of the memory ensures that stored data is retained over extended periods.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Limited erase/write cycle endurance compared to other memory technologies.
• Parallel interface may require more pins and complex circuitry.

Working Principles

The AT49LV002N-90PI utilizes flash memory technology to store data. It employs a combination of floating-gate transistors and charge storage elements to retain information even when power is removed. The memory cells are organized in a matrix structure, with each cell capable of storing one bit of data. Accessing and modifying the stored data is achieved through the control signals provided by the system.

Detailed Application Field Plans

The AT49LV002N-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. AT49LV002N-12JC: Similar to AT49LV002N-90PI but with a faster access time of 12 ns.
2. AT49LV002N-55VC: Similar to AT49LV002N-90PI but operates at a lower voltage range of 2.2V - 3.6V.
3. AT49LV002N-20PC: Similar to AT49LV002N-90PI but with a larger storage capacity of 4 megabits (512 kilobytes).

These alternative models offer different specifications and features, allowing users to choose the most suitable option for their specific requirements.

In conclusion, the AT49LV002N-90PI is a non-volatile memory device that provides reliable and high-capacity storage for electronic systems. Its fast access time, low power consumption, and easy integration make it a versatile choice for various applications. However, it has limitations in terms of erase/write cycle endurance and the complexity of the parallel interface. Users can consider alternative models with different specifications to meet their specific needs