CAT24C44VI

Product Overview

Category: Integrated Circuit (IC)

Use: Non-volatile memory storage

Characteristics: - Low power consumption - High reliability - Small form factor - Wide operating voltage range

Package: SOIC (Small Outline Integrated Circuit)

Essence: CAT24C44VI is a 4K-bit Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) IC.

Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

Memory Size: 4K bits
Interface: I2C (Inter-Integrated Circuit)
Operating Voltage Range: 1.7V to 5.5V
Operating Temperature Range: -40°C to +85°C
Write Cycle Time: 5ms (maximum)
Data Retention: 100 years (minimum)

Detailed Pin Configuration

The CAT24C44VI IC has a total of 8 pins, which are as follows:

VCC: Power supply voltage input
SDA: Serial data input/output pin
SCL: Serial clock input pin
WP: Write protect pin
A0: Address bit 0
A1: Address bit 1
GND: Ground reference
NC: No connection

Functional Features

Byte-wise and page-wise write operations
Random and sequential read operations
Software write protection
Hardware write protection using the WP pin
Self-timed programming cycle
Built-in write cycle completion detection

Advantages and Disadvantages

Advantages: - Low power consumption makes it suitable for battery-powered devices - High reliability ensures data integrity - Small form factor allows for space-efficient designs - Wide operating voltage range provides flexibility in various applications

Disadvantages: - Limited memory size (4K bits) - Relatively slower write cycle time compared to some other EEPROMs

Working Principles

The CAT24C44VI is based on Electrically Erasable Programmable Read-Only Memory (EEPROM) technology. It utilizes a floating gate structure to store data electrically. The data can be written and erased using electrical signals, making it non-volatile and capable of retaining information even when power is removed.

Detailed Application Field Plans

The CAT24C44VI IC finds applications in various fields, including but not limited to: 1. Consumer electronics 2. Automotive systems 3. Industrial automation 4. Medical devices 5. Internet of Things (IoT) devices

In consumer electronics, it can be used for storing configuration settings, user preferences, or firmware updates. In automotive systems, it can store critical data such as mileage, vehicle settings, or security codes. In industrial automation, it can be utilized for storing calibration data or equipment parameters. In medical devices, it can store patient-specific information or device settings. In IoT devices, it can be used for storing sensor data or network configurations.

Detailed and Complete Alternative Models

Some alternative models to CAT24C44VI include: 1. AT24C04 - 4K-bit I2C EEPROM by Atmel 2. M24C04 - 4K-bit I2C EEPROM by STMicroelectronics 3. 24AA04 - 4K-bit I2C EEPROM by Microchip Technology 4. FM24C04 - 4K-bit I2C EEPROM by Cypress Semiconductor

These alternative models offer similar functionality and characteristics, providing options for designers based on their specific requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací CAT24C44VI v technických řešeních

Sure! Here are 10 common questions and answers related to the application of CAT24C44VI in technical solutions:

Q: What is CAT24C44VI? A: CAT24C44VI is a 4K-bit I2C Serial EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by ON Semiconductor.
Q: What is the operating voltage range for CAT24C44VI? A: The operating voltage range for CAT24C44VI is typically between 1.7V and 5.5V.
Q: How much memory does CAT24C44VI have? A: CAT24C44VI has a total memory capacity of 4 kilobits, which is equivalent to 512 bytes.
Q: What is the maximum clock frequency supported by CAT24C44VI? A: CAT24C44VI supports a maximum clock frequency of 400 kHz.
Q: Can CAT24C44VI be used for storing program code? A: Yes, CAT24C44VI can be used for storing small program code or configuration data in embedded systems.
Q: Is CAT24C44VI suitable for high-speed data transfer? A: No, CAT24C44VI is not designed for high-speed data transfer applications. It is more commonly used for low-speed data storage.
Q: Does CAT24C44VI support write protection? A: Yes, CAT24C44VI provides hardware write protection through the use of a write protect pin (WP).
Q: Can CAT24C44VI operate in extreme temperature conditions? A: Yes, CAT24C44VI has an extended temperature range and can operate reliably in temperatures ranging from -40°C to +85°C.
Q: What is the typical endurance of CAT24C44VI? A: CAT24C44VI has a typical endurance of 1 million write cycles, meaning it can be written and erased up to 1 million times before failure.
Q: Is CAT24C44VI compatible with I2C bus systems? A: Yes, CAT24C44VI is fully compatible with I2C bus systems and can be easily integrated into existing designs.

Please note that these answers are general and may vary depending on the specific application and requirements.