AT28C256F-15LM/883-815

Product Overview

Category

AT28C256F-15LM/883-815 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 AT28C256F-15LM/883-815 has a storage capacity of 256 kilobits (32 kilobytes).
• Low power consumption: It operates at low power levels, making it suitable for battery-powered devices.
• Fast access time: The device offers quick access to stored data with a maximum access time of 150 nanoseconds.
• Extended temperature range: It can operate reliably in a wide temperature range (-55°C to +125°C).

Package

The AT28C256F-15LM/883-815 is available in a 28-pin ceramic DIP (Dual In-line Package) format.

Essence

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

Packaging/Quantity

The AT28C256F-15LM/883-815 is typically packaged in tubes or trays, with a quantity of 25 units per tube/tray.

Specifications

• Memory Capacity: 256 kilobits (32 kilobytes)
• Access Time: 150 nanoseconds
• Supply Voltage: 4.5V to 5.5V
• Operating Temperature Range: -55°C to +125°C
• Package Type: 28-pin ceramic DIP

Detailed Pin Configuration

1. A0
2. A1
3. A2
4. A3
5. A4
6. A5
7. A6
8. A7
9. A8
10. A9
11. A10
12. A11
13. OE (Output Enable)
14. CE (Chip Enable)
15. WE (Write Enable)
16. VSS (Ground)
17. D0
18. D1
19. D2
20. D3
21. D4
22. D5
23. D6
24. D7
25. NC (No Connection)
26. NC
27. NC
28. VCC (Supply Voltage)

Functional Features

• Byte-wide access: The AT28C256F-15LM/883-815 allows for byte-level read and write operations.
• Easy integration: It can be easily interfaced with various microcontrollers and other digital systems.
• High reliability: The device offers high endurance and data retention capabilities, ensuring long-term reliability.
• Advanced security features: It supports hardware and software protection mechanisms to prevent unauthorized access.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss.
• High capacity allows for storing a significant amount of information.
• Low power consumption makes it suitable for battery-powered devices.
• Extended temperature range enables reliable operation in harsh environments.

Disadvantages

• Limited write endurance: The device has a finite number of write cycles before it may start to degrade.
• Relatively slower access time compared to some modern memory technologies.

Working Principles

The AT28C256F-15LM/883-815 is based on Electrically Erasable Programmable Read-Only Memory (EEPROM) technology. It utilizes a grid of floating-gate transistors to store and retrieve digital data. The stored information can be electrically erased and reprogrammed as needed.

Detailed Application Field Plans

The AT28C256F-15LM/883-815 finds applications in various electronic systems, including but not limited to: - Embedded systems - Automotive electronics - Industrial control systems - Medical devices - Communication equipment

Detailed and Complete Alternative Models

1. AT28C256-15PU: This is a plastic DIP version of the AT28C256F-15LM/883-815.
2. AT28C256-20PC: A plastic DIP variant with a higher access time of 200 nanoseconds.
3. AT28C256-25PI: A plastic DIP model with an extended temperature range (-40°C to +85°C).

These alternative models offer similar functionality and capacity but may differ in package type, access time, or operating temperature range.

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