AT28LV64B-25JC

Product Overview

Category

AT28LV64B-25JC belongs to the category of electronic memory devices.

Use

It is primarily used for storing and retrieving digital information in various electronic systems.

Characteristics

• Non-volatile: The stored data remains intact even when power is removed.
• High capacity: The AT28LV64B-25JC has a storage capacity of 64 kilobits (8 kilobytes).
• Low power consumption: It operates on low power, making it suitable for battery-powered devices.
• Fast access time: The device offers a fast access time of 250 nanoseconds.

Package

The AT28LV64B-25JC is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of AT28LV64B-25JC lies in its ability to provide reliable and non-volatile storage for electronic systems.

Packaging/Quantity

The product is typically packaged in reels or tubes, with each containing a specific quantity of AT28LV64B-25JC chips. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Type: Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Organization: 8 kilobytes x 8 bits
• Supply Voltage: 2.7V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 10 years
• Endurance: 100,000 write cycles

Detailed Pin Configuration

The AT28LV64B-25JC has a total of 32 pins, each serving a specific purpose. The pin configuration is 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. VSS - Ground
10. CE - Chip Enable
11. OE - Output Enable
12. WE - Write Enable
13. I/O0 - Data Input/Output
14. I/O1 - Data Input/Output
15. I/O2 - Data Input/Output
16. I/O3 - Data Input/Output
17. I/O4 - Data Input/Output
18. I/O5 - Data Input/Output
19. I/O6 - Data Input/Output
20. I/O7 - Data Input/Output
21. NC - No Connection
22. NC - No Connection
23. NC - No Connection
24. VCC - Supply Voltage
25. RP - Reset/Programming Voltage
26. NC - No Connection
27. NC - No Connection
28. NC - No Connection
29. NC - No Connection
30. NC - No Connection
31. NC - No Connection
32. NC - No Connection

Functional Features

• Byte-Wide Operations: The AT28LV64B-25JC allows for byte-level read and write operations, providing flexibility in data manipulation.
• Software and Hardware Data Protection: The device offers various mechanisms to protect stored data from accidental modification or unauthorized access.
• High-Speed Performance: With a fast access time of 250 nanoseconds, the AT28LV64B-25JC ensures efficient data retrieval and storage.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Limited endurance of 100,000 write cycles may be a constraint in certain high-write applications.
• Relatively higher cost compared to other memory technologies.

Working Principles

The AT28LV64B-25JC utilizes EEPROM technology, which allows for electrically erasing and reprogramming the stored data. It consists of a grid of memory cells that can be individually addressed and modified. The device uses a combination of address inputs, control signals, and data lines to read from or write to specific memory locations.

Detailed Application Field Plans

The AT28LV64B-25JC finds application in various electronic systems, including but not limited to: 1. Embedded systems 2. Consumer electronics 3. Industrial automation 4. Automotive electronics 5. Medical devices

Detailed and Complete Alternative Models

1. AT28C64B-15PU: Similar to AT28LV64B-25JC, but operates at a lower voltage range (2.7V - 5.5V).
2. AT28C256-15PC: Offers higher storage capacity (256 kilobits)