AT49BV002T-90JI

Product Overview

Category

AT49BV002T-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 AT49BV002T-90JI retains stored data even when power is removed.
• High capacity: This device has a storage capacity of 2 megabits (256 kilobytes).
• Fast access time: With a maximum access time of 90 nanoseconds, it offers quick data retrieval.
• Low power consumption: The AT49BV002T-90JI operates at low power levels, making it suitable for battery-powered devices.

Package

The AT49BV002T-90JI 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 data storage in various electronic applications.

Packaging/Quantity

The AT49BV002T-90JI is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Memory Type: Flash
• Organization: 256K x 8 bits
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 20 years
• Erase/Program Cycles: 10,000 cycles

Detailed Pin Configuration

The AT49BV002T-90JI has a total of 32 pins, which are assigned specific functions. 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. VCC
13. A15
14. A13
15. A8
16. A9
17. A11
18. A10
19. OE#
20. CE#
21. WE#
22. I/O0
23. I/O1
24. I/O2
25. I/O3
26. I/O4
27. I/O5
28. I/O6
29. I/O7
30. RY/BY#
31. NC
32. GND

Functional Features

• Byte-wide operation: The AT49BV002T-90JI supports byte-level read and write operations.
• Sector erase capability: It allows for erasing specific sectors of the memory, enhancing flexibility.
• Hardware data protection: This product features a hardware protection mechanism to prevent accidental writes or erasures.
• Fast programming: The AT49BV002T-90JI offers fast programming times, reducing overall system delays.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• High capacity allows for storing large amounts of data.
• Low power consumption makes it suitable for battery-powered devices.
• Fast access time enables quick data retrieval.
• Sector erase capability enhances flexibility in managing memory.

Disadvantages

• Limited erase/program cycles may affect the lifespan of the device.
• The PLCC package may require additional space compared to smaller form factors.

Working Principles

The AT49BV002T-90JI 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 in the memory cells, representing the stored information. During read operations, these charges are detected and converted back into data.

Detailed Application Field Plans

The AT49BV002T-90JI 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. AT49BV001T-90JI: 1 megabit (128 kilobytes) capacity, same characteristics and package as AT49BV002T-90JI.
2. AT49BV004T-90JI: 4 megabits (512 kilobytes) capacity, same characteristics and package as AT49BV002T-90JI.
3. AT49BV008T-90JI: 8 megabits (1 megabyte) capacity, same characteristics and package as AT49BV002T-90JI.

These alternative models offer different storage capacities while maintaining similar features and compatibility with the AT49BV002T-90JI.

In conclusion, the AT49BV002T-90JI is a non-volatile memory device that provides reliable data storage in various electronic applications. With its high capacity,