AT28C256F-15FM/883

Product Overview

The AT28C256F-15FM/883 belongs to the category of non-volatile memory integrated circuits. It is commonly used in electronic devices for storing data even when the power is turned off. The AT28C256F-15FM/883 is known for its high reliability, low power consumption, and ease of integration into various electronic systems. This product is available in a ceramic package, ensuring durability and resistance to extreme environmental conditions. The essence of AT28C256F-15FM/883 lies in its ability to retain stored data without requiring a continuous power supply. It is typically sold in bulk quantities to meet the demands of electronic manufacturers.

Specifications

• Memory Size: 256 kilobits (32K x 8)
• Access Time: 150 ns
• Operating Voltage: 2.7V - 5.5V
• Package Type: Ceramic Dual In-Line Package (DIP)
• Operating Temperature Range: -55°C to 125°C
• Data Retention: 10 years
• Endurance: 100,000 write cycles

Detailed Pin Configuration

The AT28C256F-15FM/883 features a standard DIP pin configuration with 28 pins. The pinout includes address inputs, data input/output lines, control signals, and power supply connections. The detailed pin configuration can be found in the product datasheet.

Functional Features

• Non-volatile storage: Retains data without power
• High-speed access: 150 ns access time
• Low power consumption: Ideal for battery-powered devices
• Durable ceramic package: Resistant to environmental stress
• Wide operating voltage range: Compatible with various systems

Advantages and Disadvantages

Advantages

• Reliable data retention
• Fast access time
• Wide operating voltage range
• Durable packaging

Disadvantages

• Limited endurance compared to newer memory technologies
• Relatively small storage capacity

Working Principles

The AT28C256F-15FM/883 utilizes floating gate technology to store data. When data is written, charge is trapped in the floating gate, altering the threshold voltage of the memory cell. This change in threshold voltage allows the stored data to be read back reliably. The non-volatile nature of the memory ensures that the data remains intact even when the power is removed.

Detailed Application Field Plans

The AT28C256F-15FM/883 is widely used in embedded systems, industrial control systems, automotive electronics, and other applications where reliable non-volatile storage is required. It is commonly employed for storing program code, configuration settings, and critical data in electronic devices.

Detailed and Complete Alternative Models

• AT28C256-15PU: Similar specifications in a plastic DIP package
• AT28C256E-15PI: Enhanced endurance version with similar characteristics
• AT28HC256E-90TI: Higher endurance variant with extended temperature range

This comprehensive entry provides an in-depth understanding of the AT28C256F-15FM/883, covering its specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.