AT25080A-10PU-1.8

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Memory
• Characteristics: Serial EEPROM, 8K (1024 x 8) bits, 1.8V
• Package: PDIP (Plastic Dual In-line Package)
• Essence: This IC is a serial Electrically Erasable Programmable Read-Only Memory (EEPROM) that provides non-volatile storage of data. It offers a capacity of 8K bits and operates at a voltage of 1.8V.
• Packaging/Quantity: The AT25080A-10PU-1.8 is typically sold in tubes or reels, with a quantity of 25 pieces per tube/reel.

Specifications

• Memory Capacity: 8K bits (1024 x 8)
• Supply Voltage: 1.8V
• Interface: Serial Peripheral Interface (SPI)
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million cycles
• Data Retention: 100 years
• Package Type: PDIP-8

Detailed Pin Configuration

The AT25080A-10PU-1.8 has a total of 8 pins arranged as follows:

┌───┬───┐ │ 1 │ 8 │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ └───┴───┘

Pin Description: 1. Chip Select (/CS): Active low input used to enable/disable the device. 2. Serial Clock (SCK): Input for synchronizing data transfer. 3. Serial Data Input (SI): Input for shifting in data serially. 4. Serial Data Output (SO): Output for shifting out data serially. 5. Write Protect (/WP): Active low input used to protect the memory from being written. 6. VCC: Supply voltage (1.8V). 7. Ground (GND): Ground reference. 8. Hold (/HOLD): Active low input used to pause serial communication.

Functional Features

• Non-volatile Storage: The AT25080A-10PU-1.8 retains data even when power is removed.
• Serial Interface: It utilizes the Serial Peripheral Interface (SPI) for easy integration with microcontrollers and other devices.
• Low Voltage Operation: Designed to operate at a supply voltage of 1.8V, making it suitable for low-power applications.
• High Endurance: With a write endurance of 1 million cycles, it can withstand frequent data updates.
• Long Data Retention: The stored data can be retained for up to 100 years.

Advantages and Disadvantages

Advantages: - Compact Size: The PDIP package allows for easy integration into various electronic systems. - Low Power Consumption: Operates at a low voltage, reducing power consumption. - High Reliability: Offers high endurance and long data retention, ensuring reliable data storage.

Disadvantages: - Limited Capacity: With a capacity of 8K bits, it may not be suitable for applications requiring larger memory sizes. - Slow Write Speed: Serial EEPROMs generally have slower write speeds compared to parallel EEPROMs.

Working Principles

The AT25080A-10PU-1.8 is based on EEPROM technology, which uses floating-gate transistors to store data. When data needs to be written, an electrical charge is applied to the floating gate, altering its threshold voltage. This change in threshold voltage represents the stored data. Reading the data involves measuring the threshold voltage of the transistor.

Detailed Application Field Plans

The AT25080A-10PU-1.8 can be used in various applications, including: 1. Consumer Electronics: Used for storing configuration settings, user preferences, and other non-volatile data in devices like TVs, set-top boxes, and audio systems. 2. Industrial Automation: Suitable for storing calibration data, device parameters, and event logs in industrial control systems. 3. Automotive Electronics: Used for storing vehicle-specific data, such as mileage, service history, and diagnostic information in automotive electronic control units (ECUs). 4. Medical Devices: Can be utilized for storing patient data, device settings, and firmware updates in medical equipment.

Detailed and Complete Alternative Models

Some alternative models to the AT25080A-10PU-1.8 include: - AT25040A-10PU-1.8: 4K bits serial EEPROM with similar specifications. - AT25128A-10PU-1.8: 128K bits serial EEPROM with higher capacity. - AT24C02C