CAT28LV256GI-25T

Product Overview

Category

The CAT28LV256GI-25T belongs to the category of memory devices.

Use

It is primarily used for data storage and retrieval in electronic systems.

Characteristics

• Non-volatile: Retains data even when power is turned off.
• High capacity: Offers a storage capacity of 256 kilobits.
• Low power consumption: Operates efficiently with minimal power requirements.
• Fast access time: Provides quick data retrieval with a maximum access time of 25 nanoseconds.

Package

The CAT28LV256GI-25T is available in a compact package, suitable for integration into various electronic devices.

Essence

The essence of CAT28LV256GI-25T lies in its ability to store and retrieve data reliably, making it an essential component in many electronic systems.

Packaging/Quantity

This product is typically packaged in reels or trays, with varying quantities depending on customer requirements.

Specifications

• Memory Type: EEPROM (Electrically Erasable Programmable Read-Only Memory)
• Organization: 32K x 8 bits
• Supply Voltage: 2.7V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 100 years
• Endurance: 1 million write cycles

Detailed Pin Configuration

The CAT28LV256GI-25T has a total of 28 pins, each serving a specific function. The pin configuration is 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: Allows direct access to any memory location.
• Byte-wise programming: Enables individual byte programming for efficient data storage.
• Erase capability: Supports full chip erase or sector erase operations.
• Hardware and software protection: Provides security features to prevent unauthorized access.

Advantages and Disadvantages

Advantages

• Non-volatile nature ensures data retention even during power loss.
• High storage capacity meets the demands of various applications.
• Low power consumption prolongs battery life in portable devices.
• Fast access time enhances system performance.

Disadvantages

• Limited endurance: The number of write cycles is finite, which may affect long-term reliability.
• Higher cost compared to volatile memory alternatives.

Working Principles

The CAT28LV256GI-25T utilizes EEPROM technology to store and retrieve data. It employs a combination of electrically controlled gates and floating gate transistors to achieve non-volatile memory functionality. Data can be written to specific memory locations by applying appropriate voltage levels to the control pins. The stored data can be read back by activating the output enable pin.

Detailed Application Field Plans

The CAT28LV256GI-25T finds application in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems

Its ability to retain data without power makes it suitable for applications requiring persistent storage, such as firmware storage, configuration settings, and data logging.

Detailed and Complete Alternative Models

• CAT28C256GI-25T: Similar specifications with a different package type.
• AT28C256-15PU: Comparable EEPROM device from a different manufacturer.
• M27C256B-12F1: Alternative EPROM (Erasable Programmable Read-Only Memory) with similar capacity.

These alternative models offer similar functionality and can be considered based on specific requirements and availability.

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