Encyclopedia Entry: 25C160T/SN

Product Overview

Category

The 25C160T/SN belongs to the category of Serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chips.

Use

This product is primarily used for non-volatile storage of data in various electronic devices, such as microcontrollers, consumer electronics, and automotive applications.

Characteristics

• Non-volatile memory: The 25C160T/SN retains stored data even when power is removed.
• High storage capacity: It offers a total storage capacity of 16 kilobits (2 kilobytes).
• Serial interface: The chip communicates using a serial protocol, making it easy to integrate into different systems.
• Low power consumption: It operates at low voltage levels, consuming minimal power during read and write operations.

Package

The 25C160T/SN is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of the 25C160T/SN lies in its ability to provide reliable and non-volatile data storage in a compact form factor.

Packaging/Quantity

This product is typically sold in reels containing multiple units. The exact quantity may vary depending on the manufacturer's packaging specifications.

Specifications

• Storage Capacity: 16 kilobits (2 kilobytes)
• Interface: Serial
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million cycles
• Data Retention: 100 years

Detailed Pin Configuration

The 25C160T/SN features the following pin configuration:

1. Chip Select (/CS)
2. Serial Clock (SCK)
3. Serial Data Input (SI)
4. Serial Data Output (SO)
5. Write Protect (/WP)
6. Ground (GND)
7. No Connection (NC)
8. Power Supply (VCC)

Functional Features

• Byte-level Read and Write: The chip allows individual bytes to be read from or written to, providing flexibility in data manipulation.
• Sequential Read: It supports sequential reading of multiple bytes, enabling efficient retrieval of stored data.
• Hardware Write Protection: The /WP pin can be used to protect the memory contents from accidental writes.
• Software Write Protection: The chip provides software commands to enable or disable write protection, enhancing data security.

Advantages and Disadvantages

Advantages

• Compact form factor
• High storage capacity
• Low power consumption
• Long data retention period
• Easy integration with various systems

Disadvantages

• Limited storage capacity compared to other EEPROM variants
• Relatively slower write speed compared to some other memory technologies

Working Principles

The 25C160T/SN utilizes a floating-gate transistor structure to store data. When a byte is written, an electric charge is trapped in the floating gate, altering the transistor's behavior. This charge can be later detected during read operations, allowing the stored data to be retrieved accurately.

Detailed Application Field Plans

The 25C160T/SN finds applications in various fields, including: 1. Microcontroller-based systems requiring non-volatile storage for program code or configuration data. 2. Consumer electronics devices, such as smart TVs, set-top boxes, and audio systems, where persistent settings need to be stored. 3. Automotive electronics, including engine control units, infotainment systems, and instrument clusters, for storing critical data and calibration parameters.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 25C160T/SN include: - 25AA160A - AT25080A - CAT25C16 - M95010

These models have comparable specifications and can be considered as alternatives based on specific application requirements.

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