AT29BV020-12JI

Product Overview

Category

AT29BV020-12JI 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 AT29BV020-12JI has a storage capacity of 2 megabits (256 kilobytes).
• Low power consumption: It operates at low voltage levels, minimizing power requirements.
• Fast access time: The device offers a fast access time of 120 nanoseconds.

Package

The AT29BV020-12JI is available in a standard JEDEC 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 applications.

Packaging/Quantity

The AT29BV020-12JI is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Memory Type: Flash
• Organization: 256K x 8 bits
• Voltage Range: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Access Time: 120 ns
• Erase/Program Cycle Endurance: 10,000 cycles
• Data Retention: 20 years

Detailed Pin Configuration

The AT29BV020-12JI has a total of 32 pins, which are assigned specific functions as follows:

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. NC
23. I/O0
24. I/O1
25. I/O2
26. I/O3
27. I/O4
28. I/O5
29. I/O6
30. I/O7
31. GND
32. NC

Functional Features

• Byte-wide access: The AT29BV020-12JI supports byte-level read and write operations.
• Sector erase capability: It allows for erasing data in sectors, enhancing flexibility.
• Hardware and software protection: The device offers protection mechanisms to prevent accidental modification or erasure of data.
• Low power consumption: The AT29BV020-12JI operates at low voltage levels, minimizing power requirements.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data integrity even during power loss.
• High storage capacity for various applications.
• Fast access time enables quick data retrieval.
• Low power consumption prolongs battery life in portable devices.

Disadvantages

• Limited erase/program cycle endurance compared to some other non-volatile memory technologies.
• Relatively higher cost per bit compared to certain volatile memory options.

Working Principles

The AT29BV020-12JI utilizes flash memory technology, which is based on the principle of trapping electric charges within a floating gate structure. These trapped charges represent binary data (0 or 1). The stored data can be read, written, and erased electronically using specific control signals.

Detailed Application Field Plans

The AT29BV020-12JI 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. AT29BV020-15JI: Similar to AT29BV020-12JI, but with a faster access time of 150 ns.
2. AT29BV040-20JI: A higher capacity alternative with 4 megabits (512 kilobytes) of storage.
3. AT29BV010A-25JI: A lower capacity option with 1 megabit (128 kilobytes) of storage and a slower access time of 250 ns.

(Note: The above alternative models are for illustrative purposes only and may not represent an exhaustive list.)

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