AT24C64BN-10SU-2.7

Product Overview

Category

AT24C64BN-10SU-2.7 belongs to the category of electrically erasable programmable read-only memory (EEPROM) 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 even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically.
• High storage capacity: The AT24C64BN-10SU-2.7 has a storage capacity of 64 kilobits (8 kilobytes).
• Low power consumption: It operates at a low voltage and consumes minimal power.
• Small form factor: The chip is available in a compact SOP-8 package.

Package and Quantity

The AT24C64BN-10SU-2.7 is packaged in a SOP-8 (Small Outline Package) format. It is typically sold in reels or tubes containing multiple units.

Specifications

• Memory Capacity: 64 kilobits (8 kilobytes)
• Operating Voltage: 2.7V - 5.5V
• Interface: I2C (Two-wire Serial Interface)
• Maximum Clock Frequency: 400 kHz
• Write Cycle Time: 5 ms (maximum)
• Data Retention: 100 years (minimum)

Pin Configuration

The AT24C64BN-10SU-2.7 features an 8-pin SOP package with 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.
• Byte-wise Read/Write: Enables individual byte-level access for efficient data manipulation.
• Page Write: Supports writing multiple bytes in a single operation, enhancing write speed.
• Software Write Protection: Provides the ability to protect specific memory areas from being overwritten.
• Hardware Write Protection: Allows the entire memory array to be write-protected using the WP pin.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Electrically erasable nature allows for easy reprogramming.
• Compact form factor enables integration into various electronic devices.
• Low power consumption extends battery life in portable applications.
• I2C interface simplifies communication with other devices.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write cycle time compared to some alternative models.
• Vulnerable to electrical noise due to its low voltage operation.

Working Principles

The AT24C64BN-10SU-2.7 utilizes EEPROM technology, which stores data by trapping electric charges within floating gate transistors. These charges represent binary information that can be read or modified electronically. The I2C interface facilitates communication between the chip and the controlling device, allowing for seamless data transfer.

Detailed Application Field Plans

The AT24C64BN-10SU-2.7 finds application in various fields, including but not limited to:

1. Embedded Systems: Used for storing configuration settings, calibration data, and firmware updates in microcontrollers and embedded systems.
2. Consumer Electronics: Employed in devices such as smart TVs, set-top boxes, and gaming consoles for storing user preferences, channel lists, and system settings.
3. Automotive: Utilized in automotive electronics for storing critical data like mileage, error codes, and user preferences.
4. Industrial Automation: Integrated into industrial control systems for storing parameters, calibration data, and production logs.

Detailed Alternative Models

1. AT24C32BN-10SU-2.7: A lower capacity variant with 32 kilobits (4 kilobytes) of memory.
2. AT24C128BN-10SU-2.7: A higher capacity variant with 128 kilobits (16 kilobytes) of memory.
3. AT24C256BN-10SU-2.7: An even higher capacity variant with 256 kilobits (32 kilobytes) of memory.

These alternative models offer different storage capacities to suit specific application requirements.

In conclusion, the AT24C64BN-10SU-2.7 is a versatile EEPROM chip that provides non-volatile data storage with a compact form factor. Its features, advantages, and application versatility make it a popular choice in various electronic devices across multiple industries.

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