24LC128-E/SN

Product Overview

Category: Integrated Circuit (IC)

Use: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)

Characteristics: - High-density memory storage - Low power consumption - Serial interface for easy integration - Reliable data retention - Wide operating voltage range

Package: SOIC (Small Outline Integrated Circuit)

Essence: The 24LC128-E/SN is a high-performance EEPROM IC that provides non-volatile memory storage in various electronic devices. It offers a reliable and efficient solution for storing and retrieving data.

Packaging/Quantity: The 24LC128-E/SN is available in a standard SOIC package, which consists of a small rectangular plastic body with leads on two sides. It is typically sold in reels or tubes containing multiple units.

Specifications

• Memory Size: 128 kilobits (16 kilobytes)
• Operating Voltage Range: 1.7V to 5.5V
• Maximum Clock Frequency: 400 kHz
• Write Endurance: 1,000,000 cycles
• Data Retention: 200 years
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 24LC128-E/SN has a total of 8 pins, each serving a specific function:

1. VCC: Power supply input (+1.7V to +5.5V)
2. SDA: Serial Data Input/Output
3. SCL: Serial Clock Input
4. WP: Write Protect (optional)
5. A0: Address Bit 0 (for device addressing)
6. A1: Address Bit 1 (for device addressing)
7. A2: Address Bit 2 (for device addressing)
8. GND: Ground

Functional Features

• Serial Interface: The 24LC128-E/SN utilizes a two-wire serial interface (I2C) for communication, allowing easy integration with microcontrollers and other devices.
• High-Density Storage: With a memory size of 128 kilobits, this EEPROM IC provides ample storage capacity for various data storage applications.
• Low Power Consumption: The device operates at low power levels, making it suitable for battery-powered devices and energy-efficient systems.
• Reliable Data Retention: The 24LC128-E/SN ensures data integrity with its long data retention period of up to 200 years.
• Write Protection: The optional Write Protect (WP) pin allows users to protect the stored data from accidental modifications.

Advantages and Disadvantages

Advantages: - High-density memory storage - Low power consumption - Reliable data retention - Easy integration with serial interface - Wide operating voltage range

Disadvantages: - Limited maximum clock frequency (400 kHz) - Requires external components for operation (microcontroller, clock source)

Working Principles

The 24LC128-E/SN is based on Electrically Erasable Programmable Read-Only Memory (EEPROM) technology. It stores data in non-volatile memory cells that can be electrically erased and reprogrammed. The device utilizes a serial interface (I2C) to communicate with the controlling microcontroller or system. Data can be written, read, and erased using specific commands sent through the serial interface.

Detailed Application Field Plans

The 24LC128-E/SN finds application in various electronic systems where non-volatile memory storage is required. Some potential application fields include:

1. Consumer Electronics: Used in smart TVs, set-top boxes, and audio/video equipment for storing configuration settings, user preferences, and firmware updates.
2. Automotive Systems: Employed in automotive electronics for storing critical data such as mileage, fault codes, and calibration settings.
3. Industrial Automation: Integrated into industrial control systems to store parameters, calibration data, and production logs.
4. Medical Devices: Utilized in medical equipment for storing patient data, device configurations, and firmware updates.
5. IoT Devices: Incorporated into Internet of Things (IoT) devices for data logging, sensor calibration, and firmware storage.

Detailed and Complete Alternative Models

1. 24LC256: Offers double the memory size (256 kilobits) compared to 24LC128-E/SN.
2. 24LC512: Provides four times the memory size (512 kilobits) compared to 24LC128-E/SN.
3. 24LC1025: Offers eight times the memory size (1024 kilobits) compared to 24LC128-E/SN.

These alternative models provide increased memory capacity for applications requiring larger data storage capabilities.

In conclusion, the 24LC128-E/SN is a high-performance EEPROM IC that offers reliable non-volatile memory storage. With its compact package, low power consumption, and easy integration