AT27LV020A-15VC

Product Overview

Category

AT27LV020A-15VC belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Non-volatile memory: The AT27LV020A-15VC is a non-volatile memory chip, meaning it retains stored data even when power is removed.
• High capacity: It has a storage capacity of 2 megabits (256 kilobytes).
• Low voltage operation: The chip operates at a low voltage of 3.3V.
• Fast access time: It offers a fast access time of 150 nanoseconds.

Package

The AT27LV020A-15VC is available in a 32-pin plastic package.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile storage for digital data in various electronic applications.

Packaging/Quantity

The AT27LV020A-15VC is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Memory Type: EPROM (Erasable Programmable Read-Only Memory)
• Organization: 256K x 8 bits
• Supply Voltage: 3.3V
• Access Time: 150 ns
• Operating Temperature Range: -40°C to +85°C
• Package Type: 32-pin PLCC (Plastic Leaded Chip Carrier)

Detailed Pin Configuration

The AT27LV020A-15VC has a total of 32 pins. Here is the detailed pin configuration:

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. NC
32. NC

Functional Features

• Easy integration: The AT27LV020A-15VC can be easily integrated into existing electronic systems due to its standard pin configuration.
• High reliability: It offers reliable data storage and retrieval, ensuring the integrity of stored information.
• Low power consumption: The chip operates at a low voltage and consumes minimal power during operation.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even in the absence of power.
• High storage capacity allows for storing large amounts of digital information.
• Fast access time enables quick retrieval of stored data.
• Low power consumption makes it suitable for battery-powered devices.

Disadvantages

• Limited write endurance: EPROM technology has a limited number of erase/write cycles before degradation.
• Inability to modify stored data: Once programmed, the data cannot be easily modified or updated.

Working Principles

The AT27LV020A-15VC utilizes EPROM technology, which allows for non-volatile storage of digital data. The chip consists of an array of memory cells that can be electrically programmed and erased. When data is written to the chip, the memory cells are selectively programmed with the desired information. To retrieve the stored data, the chip activates the appropriate memory cells and outputs the corresponding digital information.

Detailed Application Field Plans

The AT27LV020A-15VC finds applications in various electronic devices and systems, including but not limited to: 1. Microcontrollers 2. Embedded systems 3. Communication devices 4. Automotive electronics 5. Industrial control systems

Detailed and Complete Alternative Models

1. AT27C020-90JC: Similar to AT27LV020A-15VC, but operates at a different voltage range (5V).
2. AT28C64B-15PU: A lower capacity alternative with 64 kilobits of storage.
3. AT29C010A-12PC: Offers higher storage capacity (1 megabit) and operates at a different access time (120 ns).

These alternative models provide options based on specific requirements and constraints of different applications.

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