AT28C256F-15LM/883

Product Overview

Category

AT28C256F-15LM/883 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 has a storage capacity of 256 kilobits (32 kilobytes).
• Low power consumption: It operates on low power, making it suitable for battery-powered devices.
• Fast access time: The device offers quick access to stored data.
• Durable: It can withstand harsh environmental conditions due to its rugged design.

Package

The AT28C256F-15LM/883 is available in a ceramic package, which provides excellent protection against external factors such as moisture and temperature variations.

Essence

The essence of this product lies in its ability to reliably store and retrieve digital information in various electronic applications.

Packaging/Quantity

The AT28C256F-15LM/883 is typically packaged in trays or tubes, with each package containing a specific quantity of devices. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Storage Capacity: 256 kilobits (32 kilobytes)
• Access Time: 150 nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 10 years

Detailed Pin Configuration

The AT28C256F-15LM/883 has a total of 28 pins, each serving a specific purpose. Here is a detailed pin configuration:

1. A0-A14: Address Inputs
2. CE: Chip Enable
3. OE: Output Enable
4. WE: Write Enable
5. VCC: Power Supply
6. GND: Ground
7. I/O0-I/O7: Data Input/Output

Functional Features

• Random Access: The device allows random access to any location within its memory space.
• Byte-Wise Operation: It supports byte-wise read and write operations, providing flexibility in data manipulation.
• Hardware Data Protection: The AT28C256F-15LM/883 incorporates hardware protection mechanisms to prevent accidental data corruption during power fluctuations or system failures.

Advantages and Disadvantages

Advantages

• Non-volatile nature ensures data integrity even in the absence of power.
• High storage capacity for a wide range of applications.
• Low power consumption makes it suitable for battery-powered devices.
• Fast access time enables quick retrieval of data.

Disadvantages

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

Working Principles

The AT28C256F-15LM/883 utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping electrical charges within floating gate transistors. These charges represent binary information, which can be read or modified using appropriate control signals.

Detailed Application Field Plans

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

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the AT28C256F-15LM/883 include: - AT28C256-15PU: Plastic package variant with similar specifications. - AT28C256E-15PI: Low-power variant with extended temperature range. - AT28C256J-15SU: Surface-mount variant with smaller form factor.

These alternative models can be considered based on specific application requirements and availability.

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