24CW1280-I/ST

Product Overview

Category: Integrated Circuit (IC)

Use: Non-volatile Memory

Characteristics: - High-density storage - Low power consumption - Reliable data retention - Easy integration into electronic systems

Package: ST Microelectronics TSSOP-8 package

Essence: The 24CW1280-I/ST is a non-volatile memory IC that provides high-density storage with low power consumption. It is designed to be easily integrated into various electronic systems.

Packaging/Quantity: The 24CW1280-I/ST is available in a TSSOP-8 package and is typically sold in reels of 2500 units.

Specifications

• Memory Size: 128 kilobits (16 kilobytes)
• Interface: I2C (Inter-Integrated Circuit)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million write cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 24CW1280-I/ST has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VCC | Power supply voltage | | 2 | SDA | Serial Data Line for I2C communication | | 3 | SCL | Serial Clock Line for I2C communication | | 4 | WP | Write Protect pin for hardware protection | | 5 | GND | Ground | | 6 | NC | No Connection | | 7 | NC | No Connection | | 8 | NC | No Connection |

Functional Features

• Byte and Page Write Operations: Allows individual byte or page (up to 64 bytes) write operations for flexible data storage.
• Sequential Read: Supports sequential read operation, enabling efficient retrieval of stored data.
• Write Protection: The WP pin can be used to protect the memory from accidental writes.
• Software Write Protection: Provides software-controlled write protection for enhanced security.
• Self-Timed Programming Cycle: Automatically manages programming cycles, simplifying the integration process.

Advantages and Disadvantages

Advantages: - High-density storage capacity - Low power consumption - Reliable data retention - Easy integration into electronic systems - Flexible write operations - Enhanced security with write protection features

Disadvantages: - Limited maximum operating temperature range (-40°C to +85°C) - No built-in error correction mechanism

Working Principles

The 24CW1280-I/ST utilizes I2C communication protocol to interface with microcontrollers or other devices. It stores data in non-volatile memory cells that retain information even when power is disconnected. The IC employs a self-timed programming cycle to manage write operations efficiently. It also incorporates write protection mechanisms, both hardware and software-based, to prevent accidental modifications to stored data.

Detailed Application Field Plans

The 24CW1280-I/ST is widely used in various applications, including but not limited to: - Consumer Electronics: Smartphones, tablets, digital cameras - Automotive: Infotainment systems, instrument clusters - Industrial Control Systems: Data loggers, automation equipment - Medical Devices: Patient monitoring systems, diagnostic equipment - IoT (Internet of Things): Sensor nodes, smart home devices

Detailed and Complete Alternative Models

1. AT24C128 - Atmel Corporation
2. CAT24C128 - ON Semiconductor
3. M24C128 - ST Microelectronics
4. FM24C128 - Cypress Semiconductor
5. 24AA128 - Microchip Technology

These alternative models offer similar functionality and specifications to the 24CW1280-I/ST, providing options for different design requirements and availability in the market.

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