AT88SC25616C-CI

Product Overview

Category: Integrated Circuit (IC)

Use: The AT88SC25616C-CI is a high-performance EEPROM (Electrically Erasable Programmable Read-Only Memory) IC. It is designed for secure data storage and retrieval in various electronic devices.

Characteristics: - Non-volatile memory - High storage capacity of 256 kilobits (32 kilobytes) - Low power consumption - Fast read and write operations - Secure data protection features - Wide operating voltage range - Robust package for durability

Package: The AT88SC25616C-CI is available in a compact and industry-standard 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence: This IC is an essential component for storing sensitive information securely in electronic devices, such as smart cards, identification tags, access control systems, and authentication tokens.

Packaging/Quantity: The AT88SC25616C-CI is typically sold in reels or tubes containing multiple units, with quantities varying based on customer requirements.

Specifications

• Memory Capacity: 256 kilobits (32 kilobytes)
• Operating Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 10 years
• Write Endurance: 1 million cycles
• Interface: Serial Peripheral Interface (SPI)

Detailed Pin Configuration

The AT88SC25616C-CI has the following pin configuration:

1. VCC: Power supply voltage
2. GND: Ground reference
3. SCK: Serial Clock input
4. SI: Serial Data input
5. SO: Serial Data output
6. WP: Write Protect input
7. HOLD: Hold input
8. NC: No Connection

Functional Features

1. Secure Data Storage: The AT88SC25616C-CI provides reliable and secure storage of sensitive information, ensuring data integrity and protection against unauthorized access.
2. Fast Read/Write Operations: With its high-performance EEPROM technology, this IC enables fast data read and write operations, enhancing overall system efficiency.
3. Low Power Consumption: The IC is designed to minimize power consumption, making it suitable for battery-powered devices or applications with strict power constraints.
4. Data Protection Features: The AT88SC25616C-CI incorporates various security features like write protection, password authentication, and encryption algorithms to safeguard stored data from unauthorized modifications or theft.
5. Wide Operating Voltage Range: It supports a wide voltage range, allowing compatibility with different power supply configurations.
6. Robust Package: The compact and durable SOIC package ensures the IC's physical protection and facilitates easy integration into electronic devices.

Advantages and Disadvantages

Advantages: - High storage capacity - Secure data protection features - Fast read/write operations - Low power consumption - Wide operating voltage range - Compact and robust package

Disadvantages: - Limited pin configuration options - Requires external components for complete functionality - Relatively higher cost compared to lower-capacity EEPROMs

Working Principles

The AT88SC25616C-CI utilizes EEPROM technology to store and retrieve data. It employs an SPI interface for communication with the host device. When powered on, the IC can be accessed by sending specific commands through the SPI interface, enabling read and write operations on the memory cells. The secure data protection features ensure that only authorized users can access and modify the stored information.

Detailed Application Field Plans

The AT88SC25616C-CI finds applications in various fields, including:

1. Smart Cards: Used for secure identification, access control, payment systems, and loyalty programs.
2. Identification Tags: Embedded in products for anti-counterfeiting measures and traceability.
3. Authentication Tokens: Provides secure authentication for network access, online transactions, and digital signatures.
4. Access Control Systems: Used to grant authorized access to buildings, rooms, or restricted areas.
5. Medical Devices: Stores sensitive patient data securely in medical devices like pacemakers and insulin pumps.

Detailed and Complete Alternative Models

1. AT24C256: A similar EEPROM IC with the same storage capacity but without the advanced security features.
2. AT93C66A: A smaller EEPROM IC with 4 kilobits (512 bytes) of storage capacity, suitable for applications with lower memory requirements.
3. AT45DB321D: A flash memory IC with a larger storage capacity of 32 megabits (4 megabytes), ideal for data-intensive applications.

These alternative models offer different capacities and functionalities to cater to diverse application needs.

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