AT28BV64-25JI

Product Overview

Category

AT28BV64-25JI belongs to the category of non-volatile memory devices.

Use

This product is primarily used for data storage in various electronic devices such as microcontrollers, embedded systems, and consumer electronics.

Characteristics

• Non-volatile: The AT28BV64-25JI retains stored data even when power is removed.
• High capacity: It has a storage capacity of 64 kilobits (8 kilobytes).
• Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.
• Fast access time: With a maximum access time of 250 nanoseconds, it provides quick data retrieval.

Package

The AT28BV64-25JI is available in a 32-pin plastic J-leaded chip carrier (PLCC) package.

Essence

The essence of this product lies in its ability to store and retrieve data reliably, even in the absence of power.

Packaging/Quantity

The AT28BV64-25JI is typically packaged in reels or tubes, with a quantity of 1000 units per package.

Specifications

• Supply voltage: 2.7V - 3.6V
• Operating temperature range: -40°C to +85°C
• Data retention: 10 years
• Endurance: 10,000 write cycles

Pin Configuration

The AT28BV64-25JI has a total of 32 pins, which are assigned specific functions. 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. I/O0
17. I/O1
18. I/O2
19. I/O3
20. I/O4
21. I/O5
22. I/O6
23. I/O7
24. NC
25. GND
26. A8
27. A9
28. A11
29. A13
30. A15
31. A10
32. RP#

Functional Features

• Byte-wide operations: The AT28BV64-25JI allows individual byte-level read and write operations.
• Hardware and software protection: It provides protection mechanisms to prevent accidental data modification.
• Fast write cycle time: The device supports fast write operations, enabling efficient data storage.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• High storage capacity for various applications.
• Low power consumption extends battery life.
• Quick access time enhances overall system performance.

Disadvantages

• Limited endurance compared to other types of memory.
• Relatively higher cost per bit compared to volatile memory options.

Working Principles

The AT28BV64-25JI utilizes a combination of floating-gate transistors and control circuitry to store and retrieve data. When data is written, charges are trapped in the floating gate, altering the transistor's behavior. During read operations, the stored charge is sensed, allowing the retrieval of the stored data.

Detailed Application Field Plans

The AT28BV64-25JI finds application in various fields, including: 1. Microcontrollers: Used for program storage and data logging. 2. Embedded systems: Provides non-volatile storage for critical system parameters. 3. Consumer electronics: Enables firmware updates and data storage in devices like smart TVs and set-top boxes.

Alternative Models

Several alternative models with similar functionality are available in the market. Some notable alternatives to the AT28BV64-25JI include: - AT28C64B - AT29C010A - 24LC64

These models offer comparable features and can be considered as alternatives based on specific requirements.

In conclusion, the AT28BV64-25JI is a non-volatile memory device with a high storage capacity and low power consumption. It finds application in various fields, providing reliable data storage and retrieval. While it has certain limitations, it offers several advantages for electronic devices requiring non-volatile memory solutions.