AT24C128N-10SC-2.7

Product Overview

Category

AT24C128N-10SC-2.7 belongs to the category of Serial EEPROM (Electrically Erasable Programmable Read-Only Memory) integrated circuits.

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 memory: The AT24C128N-10SC-2.7 retains data even when power is removed.
• High storage capacity: It has a capacity of 128 kilobits (16 kilobytes).
• Serial interface: The device communicates using a two-wire I2C serial interface.
• Low power consumption: It operates at a low voltage and consumes minimal power.
• Wide operating temperature range: It can operate reliably in temperatures ranging from -40°C to +85°C.

Package

The AT24C128N-10SC-2.7 is available in an 8-pin small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile data storage in a compact and low-power package.

Packaging/Quantity

The AT24C128N-10SC-2.7 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage: 1.7V to 5.5V
• Maximum Clock Frequency: 400 kHz
• Write Cycle Time: 10 ms (maximum)
• Data Retention: 100 years (minimum)
• Endurance: 1 million write cycles (minimum)

Pin Configuration

The AT24C128N-10SC-2.7 features 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: Supply Voltage

Functional Features

• Random Access: The AT24C128N-10SC-2.7 allows random access to any memory location, enabling efficient data retrieval and modification.
• Byte-Level Read/Write: It supports byte-level read and write operations, providing flexibility in managing data.
• Hardware Write Protection: The WP pin can be used to protect the memory from accidental writes, enhancing data integrity.
• Software Write Protection: The device supports software write protection through specific command sequences, allowing for additional security.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Compact package size enables integration into space-constrained designs.
• Low power consumption prolongs battery life in portable devices.
• Wide operating temperature range makes it suitable for various environments.
• High endurance and long data retention ensure reliable performance over an extended period.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write cycle time compared to some alternative models.
• Requires an I2C interface, which may not be available on all devices.

Working Principles

The AT24C128N-10SC-2.7 utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping charges within a floating gate transistor structure. To write data, a high voltage is applied to the gate, allowing electrons to tunnel onto or off the floating gate. Reading data involves sensing the charge level on the floating gate. The I2C interface facilitates communication between the device and the host microcontroller.

Detailed Application Field Plans

The AT24C128N-10SC-2.7 finds applications in various fields, including:

1. Embedded Systems: Used for storing configuration data, calibration values, and firmware updates in microcontroller-based systems.
2. Industrial Automation: Enables storage of critical parameters, such as sensor calibration data and system settings, in industrial control systems.
3. Automotive Electronics: Utilized for storing vehicle-specific data, such as mileage, user preferences, and diagnostic information.
4. Consumer Electronics: Used in devices like smart TVs, set-top boxes, and audio systems for storing user profiles, settings, and firmware updates.

Detailed and Complete Alternative Models

1. AT24C256C-SSHL-T: 256 kilobit (32 kilobytes) capacity, I2C interface, small outline package.
2. CAT24C04WI-GT3: 4 kilobit (512 bytes) capacity, I2C interface, SOT-23 package.
3. M24C64-FMN6TP: 64 kilobit (8 kilobytes) capacity, I2C interface, SOIC package