AT28LV256-20JI

Product Overview

Category

AT28LV256-20JI belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for storing and retrieving digital information.

Characteristics

• Low-voltage operation
• High-speed performance
• Non-volatile memory
• Large storage capacity

Package

AT28LV256-20JI is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of AT28LV256-20JI lies in its ability to provide reliable and efficient non-volatile memory storage for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Operating Voltage: 2.7V - 5.5V
• Access Time: 200ns
• Memory Size: 256 kilobits (32 kilobytes)
• Organization: 32K x 8 bits
• Interface: Parallel
• 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. VSS (Ground)
10. OE (Output Enable)
11. CE (Chip Enable)
12. WE (Write Enable)
13. I/O0
14. I/O1
15. I/O2
16. I/O3
17. I/O4
18. I/O5
19. I/O6
20. I/O7
21. NC (No Connection)
22. VCC (Power Supply)
23. NC
24. NC
25. NC
26. NC
27. NC
28. NC
29. NC
30. NC
31. NC
32. NC

Functional Features

• Non-volatile memory: Retains data even when power is removed.
• High-speed performance: Allows for quick access and retrieval of stored information.
• Low-voltage operation: Can operate at lower voltage levels, reducing power consumption.
• Easy integration: Compatible with various electronic systems and microcontrollers.

Advantages and Disadvantages

Advantages

• Reliable non-volatile memory storage
• High-speed performance
• Low-voltage operation
• Easy integration into electronic systems

Disadvantages

• Limited storage capacity compared to other memory options
• Higher cost per unit compared to some alternatives

Working Principles

AT28LV256-20JI utilizes a combination of electronic circuits and memory cells to store and retrieve digital information. When the chip enable (CE) and output enable (OE) signals are activated, the device allows data to be read from or written to its memory array. The write enable (WE) signal controls the writing of data to the memory cells.

Detailed Application Field Plans

AT28LV256-20JI finds applications in various electronic devices, including but not limited to: - Microcontrollers - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

1. AT28C256-15PU: Similar specifications, different package (DIP)
2. AT28BV256-20TI: Similar specifications, different interface (Serial EEPROM)
3. AT29C256-12PC: Similar specifications, different organization (16K x 16 bits)

These alternative models offer similar functionality and can be considered as substitutes for AT28LV256-20JI depending on specific requirements and system compatibility.

In conclusion, AT28LV256-20JI is a reliable and high-performance non-volatile memory IC that finds applications in various electronic devices. Its low-voltage operation, large storage capacity, and easy integration make it a suitable choice for many applications in the field of digital information storage and retrieval.