AT49BV040-90JC

Product Overview

Category

AT49BV040-90JC 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 AT49BV040-90JC has a storage capacity of 4 megabits (512 kilobytes).
• Fast access time: It offers a fast access time of 90 nanoseconds.
• Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.

Package

The AT49BV040-90JC 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 systems.

Packaging/Quantity

The AT49BV040-90JC is typically packaged in reels or tubes, with each containing a specific quantity of devices. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Memory Type: Flash
• Organization: 512K x 8 bits
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 20 years
• Erase/Write Cycle Endurance: 10,000 cycles

Detailed Pin Configuration

The AT49BV040-90JC has a total of 32 pins. The pin configuration is 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. OE#
14. CE#
15. WE#
16. BYTE#
17. NC
18. DQ0
19. DQ1
20. DQ2
21. DQ3
22. DQ4
23. DQ5
24. DQ6
25. DQ7
26. RY/BY#
27. RESET#
28. RP#
29. VSS
30. A8
31. A9
32. A11

Functional Features

• Fast Read Access: The AT49BV040-90JC offers a fast access time, allowing for quick retrieval of stored data.
• Easy Integration: It can be easily integrated into various electronic systems due to its standard pin configuration and compatibility with common interfaces.
• Versatile Operation Modes: The device supports multiple operation modes, including read, program, and erase operations, providing flexibility in data management.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss or system shutdown.
• High storage 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.

Disadvantages

• Limited erase/write cycle endurance may restrict the lifespan of the device.
• Higher cost compared to volatile memory alternatives.
• Relatively larger physical size due to the PLCC package.

Working Principles

The AT49BV040-90JC 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, an electrical charge is applied to the memory cell, altering its state. This altered state represents the stored data. During read operations, the stored data is retrieved by sensing the state of each memory cell.

Detailed Application Field Plans

The AT49BV040-90JC 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. AT49BV040B-90JC: Similar to AT49BV040-90JC with improved performance characteristics.
2. AT49BV080-90JC: Double the storage capacity of AT49BV040-90JC (8 megabits).
3. AT49BV016-90JC: Half the storage capacity of AT49BV040-90JC (2 megabits).

These alternative models offer different storage capacities and may have slight variations in specifications, but they serve similar purposes and can be used as alternatives to the AT49BV040-90JC.

Note: The above information is based on the available data at the time of writing and may be subject to change. It is recommended to refer to the manufacturer's datasheet for the most up-to-date and accurate information.