AT27LV256A-55RI

Product Overview

Category

AT27LV256A-55RI belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• High storage capacity of 256 kilobits (32 kilobytes)
• Operating voltage range: 4.5V to 5.5V
• Fast access time of 55 nanoseconds
• Low power consumption
• Non-volatile memory technology

Package

AT27LV256A-55RI is available in a standard 28-pin plastic dual in-line package (PDIP).

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

AT27LV256A-55RI is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Memory Type: Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Organization: 32K x 8 bits
• Supply Voltage: 4.5V to 5.5V
• Access Time: 55 ns
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 10 years
• Endurance: 1,000,000 write cycles

Detailed Pin Configuration

The AT27LV256A-55RI has a total of 28 pins. Here is the detailed pin configuration:

1. A14
2. A12
3. A7
4. A6
5. A5
6. A4
7. A3
8. A2
9. A1
10. A0
11. /OE (Output Enable)
12. A8
13. A9
14. A11
15. A10
16. VSS (Ground)
17. I/O0
18. I/O1
19. I/O2
20. I/O3
21. I/O4
22. I/O5
23. I/O6
24. I/O7
25. /CE (Chip Enable)
26. /WE (Write Enable)
27. VCC (Supply Voltage)
28. NC (No Connection)

Functional Features

• High-speed access and retrieval of stored data
• Low power consumption for efficient operation
• Non-volatile memory technology ensures data retention even when power is removed
• Easy integration into various electronic systems due to standard pin configuration
• Wide operating temperature range allows usage in diverse environments

Advantages and Disadvantages

Advantages

• High storage capacity for a wide range of applications
• Fast access time enables quick data retrieval
• Low power consumption prolongs battery life in portable devices
• Non-volatile memory ensures data integrity during power cycles

Disadvantages

• Limited endurance compared to other memory technologies
• Relatively higher cost per bit compared to some alternatives
• Requires external control signals for proper operation

Working Principles

AT27LV256A-55RI utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores digital information by electrically programming and erasing specific memory cells within the IC. The stored data can be accessed and retrieved at high speeds using appropriate control signals.

Detailed Application Field Plans

AT27LV256A-55RI finds applications in various electronic systems, including but not limited to: - Microcontrollers - Embedded systems - Communication devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to AT27LV256A-55RI that offer similar functionality and specifications include: - AT28C256-15PU - 27C256-20JL - M27C256B-12F1

These alternatives can be considered based on specific project requirements, availability, and cost considerations.

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