25LC320AT-E/SN

Product Overview

Category

The 25LC320AT-E/SN belongs to the category of serial EEPROM (Electrically Erasable Programmable Read-Only Memory) integrated circuits.

Use

It is commonly used for non-volatile data storage in various electronic devices such as consumer electronics, industrial equipment, and automotive applications.

Characteristics

• Non-volatile memory
• Serial interface
• Low power consumption
• High reliability
• Small form factor

Package

The 25LC320AT-E/SN is available in a surface-mount SOIC (Small Outline Integrated Circuit) package.

Essence

This product provides a reliable and efficient solution for storing configuration data, calibration parameters, and other critical information in electronic systems.

Packaging/Quantity

It is typically supplied in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

• Memory Size: 32 Kbits
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 2.5V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1,000,000 cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 25LC320AT-E/SN has an 8-pin SOIC package with the following pin configuration: 1. Chip Select (/CS) 2. Serial Clock (SCK) 3. Serial Data Input/Output (SI/O) 4. Ground (GND) 5. Serial Data Output (SO) 6. Write Protect (/WP) 7. Hold (/HOLD) 8. Power Supply (VCC)

Functional Features

• Byte and Page Write Modes
• Sequential Read Operation
• Self-timed Write Cycle
• Hardware and Software Protection
• Flexible Write Protection

Advantages

• Compact form factor
• Low power consumption
• High-speed serial interface
• Robust write endurance and data retention
• Versatile write protection options

Disadvantages

• Limited storage capacity compared to larger EEPROMs
• Higher cost per bit compared to traditional non-volatile memories

Working Principles

The 25LC320AT-E/SN utilizes the SPI interface to enable communication with the host microcontroller. It employs a combination of floating gate and tunnel oxide technologies to achieve non-volatile data storage. The device operates by allowing the user to send commands and data via the SPI interface to read from or write to specific memory locations within the EEPROM array.

Detailed Application Field Plans

The 25LC320AT-E/SN finds extensive use in various applications including: - Embedded systems - Automotive electronics - Industrial automation - Medical devices - Communication equipment

Detailed and Complete Alternative Models

Some alternative models to the 25LC320AT-E/SN include: - 25AA320 (Microchip Technology) - AT24C32 (Microchip Technology) - M24M02 (STMicroelectronics) - CAT24C32 (ON Semiconductor)

In conclusion, the 25LC320AT-E/SN offers a reliable and efficient solution for non-volatile data storage in a wide range of electronic applications, making it a popular choice among designers and engineers seeking compact and high-performance EEPROM solutions.

Word Count: 488