AT49BV040B-JU

Product Overview

Category

AT49BV040B-JU belongs to the category of non-volatile memory devices.

Use

It is primarily used for storing and retrieving data in electronic systems.

Characteristics

• Non-volatile: Retains data even when power is turned off.
• High storage capacity: 4 megabits (512 kilobytes).
• Low power consumption: Operates on low voltage.
• Fast access time: Allows quick retrieval of data.
• Durable: Withstands harsh environmental conditions.

Package

AT49BV040B-JU is available in a standard JEDEC 32-pin PLCC package.

Essence

The essence of AT49BV040B-JU lies in its ability to provide reliable and high-capacity non-volatile memory storage for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each containing a specific quantity of AT49BV040B-JU chips.

Specifications

• Memory Type: Flash
• Memory Size: 4 Megabits (512 Kilobytes)
• Interface: Parallel
• Supply Voltage: 2.7V - 3.6V
• Access Time: 70 ns
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. A0
2. A1
3. A2
4. A3
5. A4
6. A5
7. A6
8. A7
9. A8
10. A9
11. A10
12. A11
13. A12
14. A13
15. A14
16. A15
17. CE#
18. OE#
19. WE#
20. RESET#
21. BYTE#
22. VCC
23. GND
24. DQ0
25. DQ1
26. DQ2
27. DQ3
28. DQ4
29. DQ5
30. DQ6
31. DQ7
32. NC

Functional Features

• Easy integration: Can be easily interfaced with various microcontrollers and electronic systems.
• High-speed data transfer: Allows for efficient read and write operations.
• Sector erase capability: Enables selective erasure of specific memory sectors.
• Write protection: Provides options to protect certain memory areas from accidental modification.

Advantages and Disadvantages

Advantages

• Non-volatile nature ensures data retention even during power loss.
• High storage capacity meets the requirements of many applications.
• Low power consumption prolongs battery life in portable devices.
• Fast access time allows for quick data retrieval.
• Durable construction withstands challenging environmental conditions.

Disadvantages

• Limited endurance: Flash memory has a finite number of erase/write cycles.
• Relatively higher cost compared to other types of memory.

Working Principles

AT49BV040B-JU utilizes flash memory technology, which stores data by trapping electric charges within floating gate transistors. These trapped charges represent binary information (0 or 1). The stored data can be accessed and modified through appropriate control signals.

Detailed Application Field Plans

AT49BV040B-JU 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

Some alternative models that offer similar functionality to AT49BV040B-JU are: - AT49BV040B-TU - AT49BV040B-70TU - AT49BV040B-90TU - AT49BV040B-12TU

These models differ in terms of access time, temperature range, and package type, providing flexibility to suit specific application requirements.

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