AT29BV020-25JC

Product Overview

Category

AT29BV020-25JC belongs to the category of non-volatile memory devices.

Use

It is primarily used for data storage in various electronic devices and systems.

Characteristics

• Non-volatile: Retains data even when power is turned off.
• High capacity: The AT29BV020-25JC has a storage capacity of 2 megabits (256 kilobytes).
• Fast access time: It operates at a speed of 25 nanoseconds.
• Low power consumption: Designed to minimize power usage.
• Reliable: Offers high endurance and data retention capabilities.

Package

The AT29BV020-25JC is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of AT29BV020-25JC lies in its ability to provide reliable and non-volatile data storage in electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Memory Type: Flash
• Organization: 256K x 8 bits
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Access Time: 25 ns
• Erase/Program Cycle Endurance: 10,000 cycles
• Data Retention: 20 years

Detailed Pin Configuration

The AT29BV020-25JC has a total of 32 pins, which are assigned specific functions as follows:

1. A0 - Address Input
2. A1 - Address Input
3. A2 - Address Input
4. A3 - Address Input
5. A4 - Address Input
6. A5 - Address Input
7. A6 - Address Input
8. A7 - Address Input
9. A8 - Address Input
10. A9 - Address Input
11. A10 - Address Input
12. A11 - Address Input
13. A12 - Address Input
14. A13 - Address Input
15. A14 - Address Input
16. A15 - Address Input
17. CE - Chip Enable Input
18. OE - Output Enable Input
19. WE - Write Enable Input
20. NC - No Connect
21. DQ0 - Data Input/Output
22. DQ1 - Data Input/Output
23. DQ2 - Data Input/Output
24. DQ3 - Data Input/Output
25. DQ4 - Data Input/Output
26. DQ5 - Data Input/Output
27. DQ6 - Data Input/Output
28. DQ7 - Data Input/Output
29. VCC - Power Supply
30. GND - Ground
31. RP - Reset/Power-On Reset Input
32. WP - Write Protect Input

Functional Features

• High-speed data access: The AT29BV020-25JC offers fast read and write operations, enabling efficient data retrieval and storage.
• Low power consumption: Designed to minimize power usage, making it suitable for battery-powered devices.
• Easy integration: Compatible with standard microcontrollers and interface protocols, facilitating seamless integration into various systems.
• Reliable data retention: Ensures long-term data integrity and reliability, even in harsh environmental conditions.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention without the need for continuous power supply.
• High endurance and reliability.
• Fast access time allows for quick data retrieval and storage.
• Low power consumption extends battery life in portable devices.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Erase and program cycles are limited to 10,000, which may be a constraint in certain applications requiring frequent data updates.

Working Principles

The AT29BV020-25JC utilizes flash memory technology for data storage. It employs a combination of floating-gate transistors and charge trapping mechanisms to store and retrieve data. When data is written, charges are trapped within the floating gate, altering the transistor's conductive properties. These charges can be erased by applying a high voltage, allowing new data to be written. The stored data can be accessed by applying appropriate voltages to the address and control inputs.

Detailed Application Field Plans

The AT29BV020-25JC 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. AT29BV010A-20JC: 1 megabit non-volatile memory with a 20 ns access time.
2. AT29BV040A-15JC: 4 megabit non-volatile memory with a