AT49LV002-90JI

Product Overview

Category

AT49LV002-90JI 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 capacity: The AT49LV002-90JI 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 high endurance and data retention capabilities.

Package

The AT49LV002-90JI is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of AT49LV002-90JI lies in its ability to provide reliable and non-volatile storage for electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each containing a specific quantity of AT49LV002-90JI chips. The exact quantity may vary depending on the supplier.

Specifications

• Storage Capacity: 2 Megabits (256 Kilobytes)
• Access Time: 90 Nanoseconds
• Supply Voltage: 3.0V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Package Type: 32-pin PLCC

Detailed Pin Configuration

1. A16
2. A15
3. A12
4. A7
5. A6
6. A5
7. A4
8. A3
9. A2
10. A1
11. A0
12. VSS
13. CE#
14. OE#
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. RESET#
26. NC
27. NC
28. NC
29. NC
30. NC
31. NC
32. NC

Functional Features

• Easy integration: The AT49LV002-90JI can be easily integrated into existing electronic systems.
• High-speed operation: It offers fast read and write operations, enabling efficient data access.
• Versatile interface: Compatible with a wide range of microcontrollers and digital systems.
• Low power consumption: Designed to minimize power usage, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention 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 prolongs battery life in portable devices.

Disadvantages

• Limited rewrite cycles: The AT49LV002-90JI has a finite number of erase/write cycles before it may become unreliable.
• Relatively larger physical size compared to newer memory technologies.
• Not suitable for applications requiring extremely high-speed data transfer.

Working Principles

The AT49LV002-90JI utilizes flash memory technology to store and retrieve digital data. It employs a combination of floating-gate transistors and control circuitry to achieve non-volatile storage capabilities. When data is written, charges are trapped in the floating gates, representing the stored information. During read operations, the charges are sensed to determine the stored data.

Detailed Application Field Plans

The AT49LV002-90JI finds application 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. AT49LV002-70JI: Similar to AT49LV002-90JI but with a slower access time of 70 nanoseconds.
2. AT49LV004-90JI: Doubles the storage capacity to 4 megabits (512 kilobytes) while maintaining the same characteristics as AT49LV002-90JI.
3. AT49LV008-90JI: Offers 8 megabits (1 megabyte) of storage capacity with similar specifications to AT49LV002-90JI.

These alternative models provide options with varying storage capacities and performance characteristics, allowing users to choose the most suitable option for their specific requirements.

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