AT24C64CY6-YH-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Characteristics:
  • Low-power consumption
  • High reliability
  • Small form factor
  • Wide operating voltage range
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Data storage and retrieval
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Memory Size: 64 kilobits (8 kilobytes)
• Organization: 8192 x 8 bits
• Operating Voltage Range: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Cycle Endurance: 1 million cycles
• Data Retention: 100 years
• Interface: I2C (Inter-Integrated Circuit)

Detailed Pin Configuration

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

Functional Features

• Byte-wise Read and Write Operations
• Random and Sequential Read Modes
• Software Write Protection
• Hardware Write Protection using WP pin
• Page Write Buffer for Faster Write Operations
• Self-timed Write Cycle with Auto Erase and Auto Write Timing
• Noise Filter on SDA and SCL Inputs

Advantages

• Low power consumption makes it suitable for battery-powered devices
• High reliability ensures data integrity in critical applications
• Small form factor saves space on PCBs
• Wide operating voltage range allows compatibility with various systems

Disadvantages

• Limited storage capacity compared to other memory technologies
• Slower write speeds compared to some other memory types
• Relatively higher cost per bit compared to larger capacity memories

Working Principles

The AT24C64CY6-YH-T is based on EEPROM technology, which allows for non-volatile data storage. It utilizes an I2C interface for communication with the host microcontroller. The memory can be read or written byte-wise, and supports both random and sequential read modes. Write operations are self-timed and include automatic erase and write timing. The chip also provides software and hardware write protection features.

Detailed Application Field Plans

The AT24C64CY6-YH-T is widely used in various electronic devices that require non-volatile data storage. Some common application fields include:

1. Consumer Electronics: Used in smart TVs, set-top boxes, and audio/video equipment for storing configuration settings and user preferences.
2. Automotive: Used in automotive electronics for storing critical data such as mileage, fault codes, and calibration parameters.
3. Industrial Control Systems: Used in industrial automation systems for storing configuration data, calibration values, and event logs.
4. Medical Devices: Used in medical equipment for storing patient data, device settings, and firmware updates.
5. IoT (Internet of Things): Used in IoT devices for storing sensor data, device configurations, and firmware updates.

Detailed and Complete Alternative Models

1. AT24C01A: 1 kilobit (128 bytes) EEPROM with similar features and package.
2. AT24C256C: 256 kilobits (32 kilobytes) EEPROM with higher storage capacity.
3. AT24CM02: 2 megabits (256 kilobytes) EEPROM with extended temperature range.
4. AT25080B: 8 kilobits (1 kilobyte) EEPROM with SPI interface.

These alternative models provide different storage capacities, interface options, and temperature ranges to suit various application requirements.

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