AT49BV002NT-90JC

Product Overview

Category

AT49BV002NT-90JC belongs to the category of non-volatile memory devices.

Use

This product is primarily used for data storage in various electronic devices such as microcontrollers, embedded systems, and consumer electronics.

Characteristics

• Non-volatile: The AT49BV002NT-90JC retains stored data even when power is removed.
• High capacity: This device 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 AT49BV002NT-90JC operates on low power, making it suitable for battery-powered devices.

Package

The AT49BV002NT-90JC is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile storage for electronic devices, ensuring data integrity even during power interruptions.

Packaging/Quantity

The AT49BV002NT-90JC 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
• Access Time: 90 ns
• Operating Temperature Range: -40°C to +85°C
• Erase/Write Cycle Endurance: 10,000 cycles

Detailed Pin Configuration

The AT49BV002NT-90JC has a total of 32 pins. Here is the 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. VCC
13. OE#
14. CE#
15. WE#
16. BYTE#
17. I/O0
18. I/O1
19. I/O2
20. I/O3
21. I/O4
22. I/O5
23. I/O6
24. I/O7
25. RY/BY#
26. RESET#
27. NC
28. GND
29. A15
30. A13
31. A11
32. A8

Functional Features

• Fast Read and Write Operations: The AT49BV002NT-90JC offers high-speed read and write operations, allowing for efficient data transfer.
• Sector Erase Capability: This device supports sector erase operations, enabling selective erasure of specific memory sectors.
• Hardware Data Protection: It provides hardware protection mechanisms to prevent accidental writes or erasures, ensuring data integrity.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• High storage capacity suitable for various applications.
• Fast access time allows for quick data retrieval.
• Low power consumption extends battery life in portable devices.

Disadvantages

• Limited erase/write endurance compared to some other non-volatile memory technologies.
• Higher cost per bit compared to traditional volatile memory.

Working Principles

The AT49BV002NT-90JC utilizes flash memory technology to store data. It consists of a grid of memory cells that can be electrically programmed and erased. When data is written, charges are trapped within the memory cells, representing the stored information. These charges can be read back later, providing non-volatile storage.

Detailed Application Field Plans

The AT49BV002NT-90JC finds applications in various fields, including: - Microcontrollers and embedded systems - Automotive electronics - Industrial control systems - Consumer electronics - Communication devices

Detailed and Complete Alternative Models

1. AT49BV002NT-70JC: Similar to the AT49BV002NT-90JC but with a slower access time of 70 ns.
2. AT49BV002NT-55JC: Another variant with an even faster access time of 55 ns.
3. AT49BV002NT-120JC: A higher endurance model with 12,000 erase/write cycles.

These alternative models provide options based on specific requirements such as speed, endurance, or cost considerations.

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