AT27BV256-15RI

Product Overview

Category

AT27BV256-15RI belongs to the category of non-volatile memory devices.

Use

This product 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 AT27BV256-15RI has a storage capacity of 256 kilobits.
• Fast access time: It operates with a maximum access time of 150 nanoseconds.
• Low power consumption: The device is designed to minimize power usage.
• Reliable: It offers high endurance and data retention capabilities.
• Easy integration: The AT27BV256-15RI can be easily integrated into various electronic systems.

Package

The AT27BV256-15RI is available in a standard 28-pin plastic dual in-line package (PDIP).

Essence

The essence of the AT27BV256-15RI is its ability to provide non-volatile storage for electronic systems, ensuring data integrity and reliability.

Packaging/Quantity

The AT27BV256-15RI is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Storage Capacity: 256 kilobits (32 kilobytes)
• Access Time: 150 nanoseconds
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Package Type: 28-pin PDIP

Detailed Pin Configuration

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. CE: Chip Enable Input
18. OE: Output Enable Input
19. WE: Write Enable Input
20. NC: No Connection
21. DQ0: Data Input/Output
22. DQ1: Data Input/Output
23. DQ2: Data Input/Output
24. DQ3: Data Input/Output
25. DQ4: Data Input/Output
26. DQ5: Data Input/Output
27. DQ6: Data Input/Output
28. DQ7: Data Input/Output

Functional Features

• Random Access: The AT27BV256-15RI allows random access to any memory location.
• Byte-Writable: It supports byte-level write operations, providing flexibility in data modification.
• Sector Lockout: Certain sectors can be locked to prevent accidental erasure or modification.
• Automatic Page Write: Enables efficient programming of multiple bytes within a page.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss.
• High capacity allows for storing a significant amount of information.
• Fast access time enables quick retrieval of data.
• Low power consumption helps conserve energy.
• Easy integration into various electronic systems.

Disadvantages

• Limited storage capacity compared to other memory devices.
• Relatively slower access time compared to some newer memory technologies.

Working Principles

The AT27BV256-15RI utilizes Flash memory technology to store digital information. It employs a combination of floating-gate transistors and control circuitry to store and retrieve data. The memory cells are organized into sectors, allowing for efficient read, write, and erase operations.

Detailed Application Field Plans

The AT27BV256-15RI finds applications in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Industrial automation - Automotive electronics - Communication devices

Detailed and Complete Alternative Models

1. AT27BV512-20RI: 512 kilobits (64 kilobytes) storage capacity, 200 nanoseconds access time.
2. AT27BV1024-25RI: 1 megabit (128 kilobytes) storage capacity, 250 nanoseconds access time.
3. AT27BV2048-30RI: 2 megabits (256 kilobytes) storage capacity, 300 nanoseconds access time.

These alternative models offer different storage capacities and access times to cater to diverse application requirements.

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