24CW640T-I/CS0668

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Memory
• Characteristics: Serial EEPROM, 64Kbit (8K x 8), I2C Interface
• Package: SOIC-8
• Essence: This IC is a serial Electrically Erasable Programmable Read-Only Memory (EEPROM) that provides non-volatile storage of data. It is commonly used in various electronic devices for storing configuration settings, calibration data, and other small amounts of information.
• Packaging/Quantity: The 24CW640T-I/CS0668 is typically sold in reels containing 2500 units.

Specifications

• Memory Size: 64 Kbits (8 Kilobytes)
• Organization: 8K x 8 bits
• Interface: I2C (Inter-Integrated Circuit)
• Supply Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 Million cycles
• Data Retention: 200 Years
• Package Type: SOIC-8

Detailed Pin Configuration

The 24CW640T-I/CS0668 has a total of 8 pins arranged as follows:

┌───┬───┐ │ 1 │ 8 │ ├───┼───┤ │ 2 │ 7 │ ├───┼───┤ │ 3 │ 6 │ ├───┼───┤ │ 4 │ 5 │ └───┴───┘

Pin Description: 1. VCC: Power supply voltage input 2. SDA: Serial Data Line for I2C communication 3. SCL: Serial Clock Line for I2C communication 4. WP: Write Protect pin (optional) 5. GND: Ground 6. NC: No Connection 7. NC: No Connection 8. VSS: Ground

Functional Features

• Non-volatile storage: The 24CW640T-I/CS0668 retains data even when power is removed.
• I2C Interface: It supports the widely used I2C communication protocol, allowing easy integration with microcontrollers and other devices.
• High endurance: The IC can withstand up to 1 million write cycles, ensuring reliable data storage.
• Low power consumption: It operates at low voltage and consumes minimal power, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - Compact size and lightweight - Easy to interface with microcontrollers - High data retention period - Wide operating temperature range

Disadvantages: - Limited storage capacity compared to other memory technologies - Slower write speeds compared to some other memory types

Working Principles

The 24CW640T-I/CS0668 utilizes Electrically Erasable Programmable Read-Only Memory (EEPROM) technology. It stores data by electrically charging or discharging specific memory cells within the IC. The stored information can be read or modified using the I2C interface. The EEPROM's non-volatile nature ensures that the data remains intact even when power is disconnected.

Detailed Application Field Plans

The 24CW640T-I/CS0668 is commonly used in various electronic devices, including but not limited to: - Consumer electronics: TVs, set-top boxes, remote controls - Automotive: Engine control units, infotainment systems - Industrial equipment: Measurement instruments, control systems - Medical devices: Patient monitoring systems, diagnostic equipment - IoT devices: Smart home appliances, wearable devices

Detailed and Complete Alternative Models

• 24CW1280T-I/CS0668: 128Kbit (16K x 8) EEPROM with similar specifications
• 24CW2560T-I/CS0668: 256Kbit (32K x 8) EEPROM with similar specifications
• 24CW5120T-I/CS0668: 512Kbit (64K x 8) EEPROM with similar specifications

These alternative models offer increased storage capacity while maintaining compatibility with the I2C interface and other key features of the 24CW640T-I/CS0668.

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