AT49BV002NT-90JI

Product Overview

Category

AT49BV002NT-90JI 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 stored data remains intact even when power is removed.
• High capacity: The AT49BV002NT-90JI has a storage capacity of 2 megabits.
• Fast access time: It offers a fast access time of 90 nanoseconds.
• Low power consumption: This device operates at low power, making it suitable for battery-powered applications.

Package

The AT49BV002NT-90JI is available in a JEDEC-standard 32-pin PLCC package.

Essence

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

Packaging/Quantity

The AT49BV002NT-90JI is typically packaged in reels, with each reel containing a specific quantity of devices. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Type: Flash
• Memory Size: 2 Megabits
• Access Time: 90 Nanoseconds
• Interface: Parallel
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT49BV002NT-90JI 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. VCC
27. GND
28. A8
29. A9
30. A11
31. A13
32. A15

Functional Features

• Erase and Program Operations: The AT49BV002NT-90JI supports both sector erase and byte program operations.
• Automatic Write Timing: This device features an automatic write timing generator, simplifying the programming process.
• Data Protection: It incorporates various mechanisms to protect stored data from accidental modifications.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Higher cost per bit compared to some alternative memory solutions.

Working Principles

The AT49BV002NT-90JI 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 device uses a parallel interface to communicate with the host system, allowing for efficient data transfer.

Detailed Application Field Plans

The AT49BV002NT-90JI 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

• AT49BV001T-12TC: 1 Megabit Flash Memory, 120 Nanoseconds Access Time
• AT49BV004A-90TI: 4 Megabit Flash Memory, 90 Nanoseconds Access Time
• AT49BV008A-90CI: 8 Megabit Flash Memory, 90 Nanoseconds Access Time

These alternative models offer different storage capacities and access times to cater to diverse application requirements.

In conclusion, the AT49BV002NT-90JI is a non-volatile memory device that provides reliable data storage in electronic systems. With its high capacity, fast access time, and low power consumption, it offers several advantages for various applications. However, it has limitations in terms of storage capacity and cost per bit compared to alternative memory solutions. Its working principle relies on flash memory technology, and it finds applications in embedded systems, consumer electronics, automotive electronics, and industrial control systems. Alternative models with different specifications are available to suit specific needs.