CAT24C164WI-G

Product Overview

Use

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

Characteristics

Non-volatile: The CAT24C164WI-G retains data even when power is removed.
High density: It offers a storage capacity of 16 kilobits (2 kilobytes).
I2C interface: The chip communicates using the I2C (Inter-Integrated Circuit) protocol.
Low power consumption: It operates at low voltage levels, making it energy-efficient.
High reliability: The CAT24C164WI-G has a high endurance and can withstand numerous read/write cycles.
Wide temperature range: It can operate reliably in temperatures ranging from -40°C to +85°C.

Package and Quantity

The CAT24C164WI-G is available in a standard 8-pin SOIC (Small Outline Integrated Circuit) package. It is typically sold in reels containing a quantity of 2500 units.

Specifications

Storage Capacity: 16 kilobits (2 kilobytes)
Interface: I2C
Supply Voltage: 1.7V to 5.5V
Operating Temperature Range: -40°C to +85°C
Write Time: 5 ms (maximum)
Data Retention: 200 years (minimum)

Pin Configuration

The CAT24C164WI-G features an 8-pin SOIC package with the following pin configuration:

```

| | | 1 8 | | | | 2 7 | | | | 3 6 | | | | 4 5 5 | |___________| ```

A0: Address Input
A1: Address Input
A2: Address Input
VSS: Ground
SDA: Serial Data Input/Output
SCL: Serial Clock Input
WP: Write Protect
VCC: Supply Voltage

Functional Features

Random Access: The CAT24C164WI-G allows for random access to any memory location, enabling efficient data retrieval.
Byte and Page Write: It supports both byte-level and page-level write operations, providing flexibility in data storage.
Hardware Write Protection: The chip includes a write protect pin (WP) that can be used to prevent accidental modification of stored data.
Software Control: The CAT24C164WI-G can be controlled through software commands, allowing for easy integration into various systems.

Advantages and Disadvantages

Advantages

High reliability and endurance
Low power consumption
Wide temperature range operation
Flexible write options
Easy software control

Disadvantages

Limited storage capacity compared to other EEPROM chips
Relatively slower write time compared to some alternatives

Working Principles

The CAT24C164WI-G utilizes electrically isolated floating gate transistors to store data. When a write operation is performed, an electrical charge is applied to the floating gate, altering its threshold voltage. This change in threshold voltage determines whether the transistor represents a logical "0" or "1". During read operations, the stored charge is measured, allowing the retrieval of the stored data.

Application Field Plans

The CAT24C164WI-G finds applications in various fields, including: - Embedded systems - Industrial automation - Automotive electronics - Smart home devices - Medical equipment

Alternative Models

Some alternative models to the CAT24C164WI-G include: - AT24C16 (Atmel) - 24LC16B (Microchip Technology) - M24C16 (STMicroelectronics) - FM24C16 (Cypress Semiconductor)

These alternatives offer similar functionality and can be used as replacements depending on specific requirements.

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技術ソリューションにおける CAT24C164WI-G の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of CAT24C164WI-G in technical solutions:

Q: What is CAT24C164WI-G? A: CAT24C164WI-G is a 16K-bit I2C-compatible EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by ON Semiconductor.
Q: What is the operating voltage range for CAT24C164WI-G? A: The operating voltage range for CAT24C164WI-G is typically between 1.7V and 5.5V.
Q: How much memory does CAT24C164WI-G have? A: CAT24C164WI-G has a total memory capacity of 16 kilobits, which is equivalent to 2 kilobytes.
Q: What is the maximum clock frequency supported by CAT24C164WI-G? A: CAT24C164WI-G supports a maximum clock frequency of 400 kHz.
Q: Can CAT24C164WI-G be used for both read and write operations? A: Yes, CAT24C164WI-G can be used for both read and write operations. It allows random access to any location within its memory array.
Q: Does CAT24C164WI-G have any built-in security features? A: No, CAT24C164WI-G does not have any built-in security features. It is a standard EEPROM without any hardware or software protection mechanisms.
Q: Can CAT24C164WI-G operate in harsh environments? A: CAT24C164WI-G has an extended temperature range of -40°C to +85°C, making it suitable for operation in various industrial and automotive applications.
Q: What is the typical write endurance of CAT24C164WI-G? A: CAT24C164WI-G has a typical write endurance of 1 million cycles. This means that each memory location can be written to and erased approximately 1 million times before it may start to degrade.
Q: Does CAT24C164WI-G support sequential read operations? A: Yes, CAT24C164WI-G supports sequential read operations, allowing for efficient retrieval of consecutive data bytes without the need for repeated addressing.
Q: Can multiple CAT24C164WI-G devices be connected together on the same I2C bus? A: Yes, multiple CAT24C164WI-G devices can be connected together on the same I2C bus by assigning unique addresses to each device using the address pins (A0, A1, A2).