AT28LV256-25SI

Product Overview

Category

AT28LV256-25SI belongs to the category of non-volatile memory devices.

Use

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

Characteristics

• Non-volatile: The stored data remains intact even when power is removed.
• High capacity: The AT28LV256-25SI has a storage capacity of 256 kilobits.
• Low power consumption: It operates at low power levels, making it suitable for battery-powered devices.
• Fast access time: The device offers a fast access time of 250 nanoseconds.

Package

The AT28LV256-25SI comes in a small outline integrated circuit (SOIC) package.

Essence

The essence of AT28LV256-25SI lies in its ability to provide reliable and non-volatile storage for electronic systems.

Packaging/Quantity

The device is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of AT28LV256-25SI chips.

Specifications

• Storage Capacity: 256 kilobits
• Access Time: 250 nanoseconds
• Operating Voltage: 2.7V - 5.5V
• Temperature Range: -40°C to +85°C
• Interface: Parallel

Detailed Pin Configuration

The AT28LV256-25SI has a total of 28 pins. 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. 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. OE - Output Enable
18. CE - Chip Enable
19. WE - Write Enable
20. I/O0 - Data Input/Output
21. I/O1 - Data Input/Output
22. I/O2 - Data Input/Output
23. I/O3 - Data Input/Output
24. VCC - Power Supply
25. GND - Ground
26. NC - No Connection
27. NC - No Connection
28. NC - No Connection

Functional Features

• Non-volatile storage: The AT28LV256-25SI retains data even when power is removed.
• High-speed access: It offers fast access times, allowing for efficient data retrieval.
• Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.
• Easy integration: The parallel interface simplifies the integration of the device into electronic systems.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity.
• Fast access time allows for quick data retrieval.
• Low power consumption extends battery life in portable devices.
• Easy integration into electronic systems.

Disadvantages

• Limited storage capacity compared to other memory devices.
• Parallel interface may require more complex circuitry.

Working Principles

The AT28LV256-25SI utilizes a combination of electronic circuits and non-volatile memory cells to store and retrieve digital information. When powered on, the device allows for reading and writing operations through its parallel interface. The stored data remains intact even when power is removed, thanks to the non-volatile nature of the memory cells.

Detailed Application Field Plans

The AT28LV256-25SI finds applications in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Industrial control systems - Automotive electronics - Medical devices

Detailed and Complete Alternative Models

1. AT28C256 - Similar non-volatile memory device with a slightly different pin configuration.
2. AT29C256 - Flash memory device with similar storage capacity and characteristics.
3. AT27C256R - One-time programmable memory device with comparable specifications.

These alternative models offer similar functionality and can be considered as substitutes for the AT28LV256-25SI depending on specific requirements.

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