AT27LV020A-15JI

Product Overview

Category

AT27LV020A-15JI 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-15JI 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 power consumption: The chip is designed to consume minimal power during operation.
• Fast access time: It offers a fast access time of 150 nanoseconds.

Package

The AT27LV020A-15JI is typically 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-15JI is usually packaged in reels or tubes, with a typical quantity of 1000 units per reel/tube.

Specifications

• Memory Type: Non-volatile
• Capacity: 2 Megabits (256 Kilobytes)
• Access Time: 150 ns
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: 32-pin Plastic

Detailed Pin Configuration

The AT27LV020A-15JI 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. VSS (Ground)
13. CE (Chip Enable)
14. OE (Output Enable)
15. WE (Write Enable)
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. VCC (Power Supply)
25. A8
26. A9
27. A11
28. A13
29. NC (No Connection)
30. A10
31. BYTE (Byte/Word Organization)
32. WP (Write Protect)

Functional Features

• Non-volatile storage: The AT27LV020A-15JI retains stored data even when power is removed.
• Fast access time: It offers a quick access time of 150 nanoseconds, allowing for efficient data retrieval.
• Low power consumption: The chip is designed to consume minimal power during operation, making it suitable for battery-powered devices.
• Easy integration: The AT27LV020A-15JI can be easily integrated into various electronic systems due to its standard pin configuration and compatibility.

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 portable and battery-powered devices.

Disadvantages

• Limited storage capacity compared to higher-capacity memory chips.
• Relatively slower access time compared to some modern memory technologies.
• Requires external circuitry for proper interfacing with other components.

Working Principles

The AT27LV020A-15JI utilizes a technology called Electrically Erasable Programmable Read-Only Memory (EEPROM). It stores data by trapping electric charges within specialized memory cells. These charges represent binary information (0s and 1s). The stored data can be read, written, or erased electrically using specific control signals.

Detailed Application Field Plans

The AT27LV020A-15JI finds applications in various electronic devices and systems, including but not limited to: - Consumer electronics: Used in digital cameras, MP3 players, and portable gaming devices for storing firmware, configuration settings, and user data. - Automotive electronics: Employed in car audio systems, navigation systems, and engine control units for storing critical data and software. - Industrial automation: Utilized in programmable logic controllers (PLCs), robotics, and control systems for storing program code and data. - Communication systems: Integrated into routers, switches, and network equipment for storing firmware and configuration data.

Detailed and Complete Alternative Models

• AT27C020-70PU: Similar non-volatile memory chip with a capacity of 2 megabits and an access time of 70 nanoseconds.
• AT28C256-15PU: EEPROM chip with a capacity of 256 kilobits and an access time of 150 nanoseconds.