AT24C128W-10SI-2.7

Product Overview

Category

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

Use

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

Characteristics

• Capacity: 128 kilobits (16 kilobytes)
• Interface: I2C (Inter-Integrated Circuit)
• Operating Voltage: 2.7V to 5.5V
• Speed: 400 kHz (Fast Mode)
• Endurance: 1 million write cycles
• Data Retention: 100 years
• Package Type: SOIC (Small Outline Integrated Circuit)
• Package Dimensions: 8-pin, 150 mil wide
• Temperature Range: -40°C to +85°C

Packaging/Quantity

The AT24C128W-10SI-2.7 is typically packaged in reels or tubes. The quantity per package depends on the manufacturer's specifications and customer requirements.

Specifications

• Memory Organization: 16,384 x 8 bits
• Write Time: 5 ms (typical)
• Standby Current: 1 µA (maximum)
• Operating Current: 1 mA (maximum)
• Page Write Buffer: 64 bytes
• Write Protect Pin: Yes
• Chip Select Pin: Yes
• Software Write Protection: Yes
• Hardware Write Protection: Yes

Detailed Pin Configuration

The AT24C128W-10SI-2.7 has a total of 8 pins:

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 and sequential read modes
• Byte and page write modes
• Software and hardware write protection options
• Low power consumption
• High reliability and data retention
• Wide operating temperature range

Advantages and Disadvantages

Advantages

• Large storage capacity for a wide range of applications
• Easy integration with I2C interface
• Low power consumption extends battery life
• High endurance and data retention ensure long-term reliability
• Compact package size allows for space-efficient designs

Disadvantages

• Limited write cycles may be a constraint in certain high-write applications
• Relatively slower write speed compared to some other memory technologies

Working Principles

The AT24C128W-10SI-2.7 operates based on the principles of electrically erasable programmable read-only memory. It utilizes an array of floating-gate transistors to store and retrieve digital information. The I2C interface enables communication between the chip and the host device, allowing for data reading and writing operations.

Detailed Application Field Plans

The AT24C128W-10SI-2.7 finds applications in various fields, including but not limited to:

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 such as vehicle parameters, calibration values, and fault codes in automotive control units.
3. Industrial Automation: Utilized for storing production data, machine parameters, and system configurations in industrial control systems.
4. Consumer Electronics: Integrated into devices like smart TVs, set-top boxes, and audio systems for storing user preferences, channel lists, and firmware updates.

Detailed and Complete Alternative Models

1. AT24C01A: 1 kilobit (128 bytes) capacity, I2C interface, 1 million write cycles.
2. AT24C256C: 256 kilobits (32 kilobytes) capacity, I2C interface, 1 million write cycles.
3. AT24CM02: 2 megabits (256 kilobytes) capacity, I2C interface, 1 million write cycles.

These alternative models offer different capacities to suit specific application requirements while maintaining similar functionality and characteristics as the AT24C128W-10SI-2.7.

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