AT24C128W-10SC-2.7

Product Overview

Category

AT24C128W-10SC-2.7 belongs to the category of EEPROM (Electrically Erasable Programmable Read-Only Memory) chips.

Use

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

Characteristics

• Non-volatile: The stored data remains intact even when power is removed.
• Electrically erasable and programmable: Data can be erased and reprogrammed electronically.
• High storage capacity: The AT24C128W-10SC-2.7 has a storage capacity of 128 kilobits (16 kilobytes).
• Low power consumption: It operates at a low voltage and consumes minimal power.
• Wide operating temperature range: It can function reliably in temperatures ranging from -40°C to +85°C.

Package

The AT24C128W-10SC-2.7 is available in an SOP (Small Outline Package) with 8 pins.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile data storage in electronic devices.

Packaging/Quantity

The AT24C128W-10SC-2.7 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Operating Voltage: 2.7V to 5.5V
• Maximum Clock Frequency: 1 MHz
• Write Cycle Time: 10 ms (maximum)
• Data Retention: 100 years (minimum)
• Endurance: 1 million write cycles (minimum)

Detailed Pin Configuration

The AT24C128W-10SC-2.7 has the following pin configuration:

1. A0: Address Input
2. A1: Address Input
3. A2: Address Input
4. GND: Ground
5. SDA: Serial Data Input/Output
6. SCL: Serial Clock Input
7. WP: Write Protect
8. VCC: Power Supply

Functional Features

• Random Access: Allows reading and writing of data at any memory location.
• Page Write Mode: Enables the simultaneous programming of multiple bytes within a single write cycle.
• Software Write Protection: Provides a write protection mechanism to prevent accidental modification of stored data.
• Hardware Write Protection: Allows external control of write protection using the WP pin.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss.
• High storage capacity for various applications.
• Low power consumption prolongs battery life in portable devices.
• Wide operating temperature range allows usage in extreme environments.

Disadvantages

• Relatively slower write cycle time compared to other memory technologies.
• Limited endurance may be a concern for applications requiring frequent data modifications.

Working Principles

The AT24C128W-10SC-2.7 utilizes EEPROM technology, which employs floating-gate transistors to store and retrieve data. The data is written by applying electrical voltage to specific memory cells, altering their charge state. Reading the data involves sensing the charge state of the memory cells. The write and read operations are controlled through the serial interface provided by the SDA and SCL pins.

Detailed Application Field Plans

The AT24C128W-10SC-2.7 finds application in various fields, including: 1. Embedded Systems: Used for storing configuration data, firmware updates, and user settings in microcontrollers and IoT devices. 2. Automotive Electronics: Employed for storing critical data like mileage, vehicle settings, and diagnostic information. 3. Industrial Automation: Utilized for storing calibration data, production parameters, and system configurations in PLCs and industrial control systems. 4. Consumer Electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles for storing user preferences, channel lists, and application data.

Detailed and Complete Alternative Models

1. AT24C256C-SSHL-T: 256 kilobit EEPROM with extended temperature range and small outline package.
2. AT25SF041-SSHD-T: 4 megabit SPI (Serial Peripheral Interface) flash memory with high-speed operation and small outline package.
3. AT93C66A-10SU-2.7: 4 kilobit Microwire serial EEPROM with low voltage operation and small outline package.

These alternative models offer similar functionality and can be considered as substitutes for the AT24C128W-10SC-2.7 in various applications.

In conclusion, the AT24C128W-10SC-2.7 is a reliable and versatile EEPROM chip that provides non-volatile data storage for a wide range of electronic devices. Its high storage capacity, low power consumption, and wide operating temperature range make