25AA160A-I/SN

Product Overview

Category

The 25AA160A-I/SN belongs to the category of Serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chips.

Use

This product is commonly used for non-volatile storage in various electronic devices, such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile memory: The 25AA160A-I/SN retains data even when power is removed.
• High storage capacity: This chip has a storage capacity of 16 kilobits (2 kilobytes).
• Serial interface: It communicates using a serial protocol, making it easy to integrate into different systems.
• Low power consumption: The chip operates at low power levels, making it suitable for battery-powered devices.

Package

The 25AA160A-I/SN is available in an 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 electronic devices, ensuring data integrity even during power cycles.

Packaging/Quantity

The 25AA160A-I/SN is typically sold in reels containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

• Memory capacity: 16 kilobits (2 kilobytes)
• Interface: Serial
• Operating voltage: 1.8V to 5.5V
• Operating temperature range: -40°C to +85°C
• Data retention: Up to 200 years
• Write endurance: 1 million write cycles

Detailed Pin Configuration

The 25AA160A-I/SN has the following pin configuration:

1. Chip Select (/CS)
2. Serial Clock (SCK)
3. Serial Data Input/Output (SI/O)
4. Ground (GND)
5. Write Protect (/WP)
6. Hold (/HOLD)
7. VCC (Power Supply)
8. Not Connected (NC)

Functional Features

• Byte-level Read/Write: The chip allows individual bytes to be read from or written to.
• Sequential Read: It supports sequential reading of multiple bytes, reducing access time.
• 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.
• Self-timed Erase and Write Cycles: The chip handles the timing of erase and write operations internally.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity.
• Serial interface simplifies integration into various systems.
• Low power consumption extends battery life.
• High data retention and write endurance.
• Hardware and software write protection options.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower access times compared to random access memory.

Working Principles

The 25AA160A-I/SN utilizes EEPROM technology, which allows for electrically erasing and reprogramming of data. It stores information in a grid of memory cells, with each cell capable of holding one bit of data. The chip communicates with the host device using a serial protocol, enabling data transfer between the memory and the device's microcontroller.

Detailed Application Field Plans

The 25AA160A-I/SN finds applications in various fields, including: 1. Embedded systems: Used for storing configuration data, firmware updates, and calibration settings. 2. Automotive electronics: Employed in vehicle control units for storing critical data and event logs. 3. Industrial automation: Utilized for storing parameters, program code, and sensor calibration data. 4. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles for data storage purposes.

Detailed and Complete Alternative Models

1. 25AA320A-I/SN: Similar to the 25AA160A-I/SN but with double the storage capacity (32 kilobits).
2. 25LC256-I/SN: Offers a larger storage capacity of 256 kilobits, suitable for more data-intensive applications.
3. 24AA02E48-I/OT: Provides a smaller storage capacity of 2 kilobits, ideal for applications with limited memory requirements.

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

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