AT25080B-TH-T

Product Overview

Category

AT25080B-TH-T belongs to the category of Serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chips.

Use

This product is commonly used for storing small amounts of non-volatile data in various electronic devices, such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile memory: The AT25080B-TH-T retains stored data even when power is removed.
• High endurance: It can withstand a large number of read and write cycles.
• Small form factor: The chip is compact and suitable for integration into space-constrained devices.
• Low power consumption: It operates efficiently, consuming minimal power during read and write operations.

Package

The AT25080B-TH-T is available in a standard 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile storage for critical data in electronic devices.

Packaging/Quantity

The AT25080B-TH-T is typically packaged in reels containing a specified quantity of chips. The exact quantity depends on the manufacturer's specifications.

Specifications

• Memory capacity: 8 kilobits (1 kilobyte)
• Interface: Serial Peripheral Interface (SPI)
• Operating voltage: 2.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Data retention: Up to 100 years
• Write endurance: 1 million write cycles

Detailed Pin Configuration

The AT25080B-TH-T has the following pin configuration:

1. Chip Select (/CS)
2. Serial Clock (SCK)
3. Serial Data Input (SI/MOSI)
4. Serial Data Output (SO/MISO)
5. Write Protect (/WP)
6. Ground (GND)
7. VCC (Power Supply)
8. Hold (/HOLD)

Functional Features

• Byte-level Read and Write: The AT25080B-TH-T allows individual bytes to be read from or written to the memory.
• Sequential Read: It supports sequential reading of multiple bytes, enabling efficient data retrieval.
• Hardware Write Protection: The /WP pin can be used to protect the memory from accidental writes.
• Software Write Protection: The chip provides software commands to enable or disable write protection.
• Chip Erase: The entire memory can be erased in a single operation.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• High endurance allows for frequent read and write operations without degradation.
• Compact form factor enables integration into various electronic devices.
• Low power consumption prolongs battery life in portable applications.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write speed compared to volatile memory types.
• Relatively higher cost per unit compared to some alternative memory solutions.

Working Principles

The AT25080B-TH-T utilizes EEPROM technology, which allows for electrically erasing and reprogramming of data. It consists of an array of floating-gate transistors that store charge to represent binary data. The stored charge can be modified by applying appropriate voltage levels, enabling both read and write operations.

Detailed Application Field Plans

The AT25080B-TH-T finds application in various fields, including but not limited to: 1. Automotive electronics: Used for storing configuration data, calibration values, and fault codes in automotive control units. 2. Industrial automation: Employed in programmable logic controllers (PLCs) for storing program code and critical data. 3. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles for storing user preferences and settings. 4. Medical devices: Utilized for storing patient data, device configurations, and firmware updates in medical equipment.

Detailed and Complete Alternative Models

1. AT25040B-TH-T: A lower capacity variant with 4 kilobits of memory.
2. AT25160B-TH-T: A higher capacity variant with 16 kilobits of memory.
3. AT24C02C-TH-T: An I2C-compatible EEPROM chip with 2 kilobits of memory.

These alternative models offer different memory capacities and interface options to suit specific application requirements.

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