AT25080AY1-10YU-1.8

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Data Storage

Characteristics: - Non-volatile memory - Serial EEPROM (Electrically Erasable Programmable Read-Only Memory) - Low power consumption - High reliability - Wide operating voltage range

Package: 8-pin SOIC (Small Outline Integrated Circuit)

Essence: AT25080AY1-10YU-1.8 is a serial EEPROM IC used for non-volatile data storage in various electronic devices.

Packaging/Quantity: Available in tape and reel packaging, with 2,500 units per reel.

Specifications

• Memory Size: 8 Kbits (1 Kilobyte)
• Organization: 1024 x 8 bits
• Supply Voltage: 1.8V to 5.5V
• Interface: SPI (Serial Peripheral Interface)
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million cycles
• Data Retention: 100 years

Detailed Pin Configuration

The AT25080AY1-10YU-1.8 IC has the following pin configuration:

1. Chip Select (/CS) - Active low input used to enable or disable the device.
2. Serial Clock (SCK) - Input for synchronizing data transfer.
3. Serial Data Input (SI) - Input for shifting data into the device.
4. Serial Data Output (SO) - Output for shifting data out of the device.
5. Write Protect (/WP) - Input used to protect the memory from being written.
6. VCC - Power supply input (1.8V to 5.5V).
7. Ground (GND) - Common reference ground.
8. Hold (/HOLD) - Input used to pause serial communication.

Functional Features

• Byte and Page Write Operations: Allows individual byte or page (up to 32 bytes) write operations.
• Sequential Read Operation: Supports sequential read operation for faster data retrieval.
• Software Protection: Provides software protection by enabling the Write Protect (/WP) pin.
• Hardware Protection: Supports hardware protection by using the Hold (/HOLD) pin to pause serial communication.
• Self-Timed Programming Cycle: Automatically manages internal timing during write operations.
• High-Speed Clock Mode: Offers high-speed clock mode for faster data transfer.

Advantages and Disadvantages

Advantages: - Non-volatile memory ensures data retention even when power is lost. - Low power consumption makes it suitable for battery-powered devices. - Wide operating voltage range allows compatibility with various systems. - High reliability ensures long-term data storage. - Compact 8-pin SOIC package offers space-saving integration.

Disadvantages: - Limited memory size may not be sufficient for certain applications requiring larger storage capacity. - Serial interface may have slower data transfer rates compared to parallel interfaces.

Working Principles

The AT25080AY1-10YU-1.8 operates based on the principles of EEPROM technology. It utilizes a floating gate transistor structure to store and retrieve data. The memory cells can be electrically programmed and erased, allowing non-volatile data storage.

During write operations, data is transferred serially into the device and stored in the memory cells. Reading data involves sequentially accessing the memory locations and retrieving the stored information. The IC supports both individual byte and page write operations, providing flexibility in data manipulation.

Detailed Application Field Plans

The AT25080AY1-10YU-1.8 IC finds application in various electronic devices that require non-volatile data storage. Some potential application fields include:

1. Consumer Electronics:

   • Smartphones
   • Tablets
   • Digital cameras
   • Portable media players

2. Automotive:

   • Engine control units
   • Infotainment systems
   • Dashboard displays

3. Industrial Control Systems:

   • Programmable logic controllers (PLCs)
   • Human-machine interfaces (HMIs)
   • Data loggers

4. Medical Devices:

   • Patient monitoring systems
   • Medical imaging equipment
   • Portable medical devices

Detailed and Complete Alternative Models

1. AT25080A-10PU-2.7: Similar to AT25080AY1-10YU-1.8, but operates at a supply voltage of 2.7V.
2. AT25080B-10PU-2.5: Offers the same memory size and functionality, but operates at a supply voltage of 2.5V.
3. AT25080C-10PU-3.3: Provides compatibility with 3.3V systems while maintaining the same specifications.

These alternative models offer similar features and capabilities, allowing users to choose the most suitable option based on their specific requirements.

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