24CW640T-I/OT

Product Overview

Category

The 24CW640T-I/OT belongs to the category of non-volatile memory devices.

Use

This product is primarily used for storing and retrieving data in electronic systems.

Characteristics

• Non-volatile: The 24CW640T-I/OT retains stored data even when power is removed.
• High capacity: It offers a storage capacity of 64 kilobits (8 kilobytes).
• Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.
• Small form factor: The 24CW640T-I/OT comes in a compact package, allowing for easy integration into various electronic systems.

Package

The 24CW640T-I/OT is available in a small outline transistor (SOT) package.

Essence

The essence of the 24CW640T-I/OT lies in its ability to provide reliable and non-volatile data storage in a compact form factor.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Memory Capacity: 64 kilobits (8 kilobytes)
• Interface: I2C
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 24CW640T-I/OT has a total of 8 pins, which are as follows:

1. VCC: Power supply voltage input
2. GND: Ground reference
3. SDA: Serial data line for I2C communication
4. SCL: Serial clock line for I2C communication
5. WP: Write protect pin for hardware protection
6. A0: Address bit 0 for device addressing
7. A1: Address bit 1 for device addressing
8. A2: Address bit 2 for device addressing

Functional Features

• I2C Interface: The 24CW640T-I/OT supports the widely used I2C communication protocol, allowing for easy integration into various systems.
• Hardware Write Protection: The WP pin can be used to enable or disable write operations, providing an additional layer of data security.
• High Reliability: With a write endurance of 1 million cycles and data retention of 200 years, this device ensures long-term reliability for critical data storage applications.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• Compact form factor allows for easy integration into space-constrained designs.
• Low power consumption makes it suitable for battery-powered devices.
• High reliability with a long write endurance and data retention period.

Disadvantages

• Limited storage capacity compared to other memory devices.
• Requires an I2C interface for communication.

Working Principles

The 24CW640T-I/OT utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping charges in floating gate transistors, which can be electrically programmed or erased. The I2C interface enables communication between the device and the host system, allowing for data read and write operations.

Detailed Application Field Plans

The 24CW640T-I/OT finds applications in various fields, including but not limited to: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - Internet of Things (IoT) devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 24CW640T-I/OT include: - 24CW1280T-I/OT: A higher capacity variant with 128 kilobits (16 kilobytes) of storage. - 24CW320T-I/OT: A lower capacity variant with 32 kilobits (4 kilobytes) of storage. - 24CW256T-I/OT: A mid-range variant with 256 kilobits (32 kilobytes) of storage.

These alternative models provide options for different storage requirements while maintaining compatibility with the I2C interface.