CAT28C256L15

Product Overview

Category

The CAT28C256L15 belongs to the category of non-volatile memory devices.

Use

It is primarily used for storing and retrieving digital information in electronic systems.

Characteristics

• Non-volatile: The CAT28C256L15 retains stored data even when power is removed.
• High capacity: It has a storage capacity of 256 kilobits (32 kilobytes).
• Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.
• Fast access time: It offers quick access to stored data, ensuring efficient system performance.

Package

The CAT28C256L15 is available in a compact and durable package, designed to protect the memory chip from external influences.

Essence

The essence of the CAT28C256L15 lies in its ability to provide reliable and non-volatile storage for electronic systems.

Packaging/Quantity

The device is typically packaged in tubes or reels, with quantities varying based on customer requirements.

Specifications

• Storage Capacity: 256 kilobits (32 kilobytes)
• Operating Voltage: 2.7V - 5.5V
• Access Time: 150 ns
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 100 years

Detailed Pin Configuration

The CAT28C256L15 features a standard pin configuration, as follows:

1. Chip Enable (/CE)
2. Output Enable (/OE)
3. Write Enable (/WE)
4. Address Inputs (A0-A14)
5. Data Inputs/Outputs (DQ0-DQ7)
6. Supply Voltage (VCC)
7. Ground (GND)

Functional Features

• Random Access: The CAT28C256L15 allows random access to any location within its memory space.
• Byte-Writable: It supports byte-level write operations, enabling efficient data modification.
• Hardware Data Protection: The device incorporates hardware protection mechanisms to prevent accidental writes or erasures.
• High Reliability: The CAT28C256L15 is designed to provide reliable and error-free data storage.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• High storage capacity for a wide range of applications.
• Low power consumption extends battery life in portable devices.
• Fast access time enhances system performance.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively higher cost per bit compared to volatile memory options.

Working Principles

The CAT28C256L15 utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping electrical charges within floating gate transistors. These charges can be selectively removed or added using specific voltage levels, allowing data to be written or erased as needed.

Detailed Application Field Plans

The CAT28C256L15 finds applications in various electronic systems, including but not limited to: - Microcontrollers - Embedded systems - Industrial automation - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

1. CAT28C256H13 - Similar specifications with a lower operating temperature range (-40°C to +70°C).
2. CAT28C256K20 - Higher storage capacity (512 kilobits) with similar characteristics and pin configuration.
3. CAT28C256M25 - Faster access time (90 ns) with comparable features and package options.

These alternative models offer different specifications and may better suit specific application requirements.

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