AT28C256E-15LM/883

Product Overview

Category

The AT28C256E-15LM/883 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

It is used for non-volatile storage of data in various electronic devices such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile: Retains stored data even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically.
• High reliability: Designed for extended endurance and retention.

Package

The AT28C256E-15LM/883 is typically available in a dual in-line package (DIP) or surface-mount device (SMD) package.

Essence

The essence of this product lies in its ability to store and retain data without requiring continuous power supply.

Packaging/Quantity

It is commonly packaged in tubes or trays and is available in varying quantities depending on the manufacturer's specifications.

Specifications

• Capacity: 256 kilobits (32 kilobytes)
• Voltage Range: 4.5V to 5.5V
• Access Time: 150ns
• Operating Temperature Range: -55°C to 125°C
• Endurance: 100,000 write cycles
• Data Retention: 10 years

Detailed Pin Configuration

The AT28C256E-15LM/883 typically has 28 pins, including address pins, data input/output pins, control pins, and power supply pins. A detailed pin configuration diagram can be found in the product datasheet.

Functional Features

• Byte-wide data access
• Fast read and write operations
• Low power consumption
• Hardware and software data protection features

Advantages

• Non-volatile storage
• High reliability and endurance
• Wide operating temperature range
• Compatibility with various electronic devices

Disadvantages

• Limited capacity compared to other storage technologies
• Relatively slower access time compared to some modern memory technologies

Working Principles

The AT28C256E-15LM/883 operates by storing data using floating gate transistors, which can be electrically programmed and erased. When data is written, charge is trapped in the floating gate, altering the transistor's conductivity. This allows the device to retain the stored data even when power is removed.

Detailed Application Field Plans

The AT28C256E-15LM/883 is commonly used in applications such as: - Embedded systems - Industrial control systems - Automotive electronics - Communication devices - Medical equipment

Detailed and Complete Alternative Models

Some alternative models to the AT28C256E-15LM/883 include: - AT29C256: Similar EEPROM chip with slightly different specifications - 24LC256: I2C-compatible EEPROM chip with similar capacity - M27C256B: UV-erasable EPROM chip with comparable capacity

In conclusion, the AT28C256E-15LM/883 is a reliable and versatile EEPROM chip that finds widespread use in various electronic applications due to its non-volatile nature, high reliability, and compatibility with different devices.

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