25AA320AT-I/SN

Product Overview

Category

The 25AA320AT-I/SN belongs to the category of serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chips.

Use

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

Characteristics

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

Package

The 25AA320AT-I/SN is typically available in a small surface-mount package, such as SOIC (Small Outline Integrated Circuit) or TSSOP (Thin Shrink Small Outline Package).

Essence

The essence of this product lies in its ability to store and retrieve data reliably in a wide range of operating conditions.

Packaging/Quantity

It is usually supplied in tape and reel packaging, with quantities varying based on customer requirements.

Specifications

• Memory Capacity: 32 Kbits
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 1.8V to 5.5V
• Operating Temperature: -40°C to 85°C
• Write Endurance: 1,000,000 cycles
• Data Retention: 100 years

Detailed Pin Configuration

The 25AA320AT-I/SN typically features an 8-pin configuration, including power supply pins, SPI communication pins, and write protection pins.

Functional Features

• Byte and Page Write Modes
• Sequential Read Function
• Software and Hardware Write Protection
• Self-timed Write Cycle
• Unrestricted Read and Write Operations

Advantages and Disadvantages

Advantages

• Low power consumption
• High reliability and endurance
• Compact form factor
• Wide operating voltage range

Disadvantages

• Limited capacity compared to other storage solutions
• Slower access times compared to volatile memory

Working Principles

The 25AA320AT-I/SN operates by using the SPI interface to communicate with the host microcontroller. It stores data in non-volatile memory cells that can be electrically erased and reprogrammed.

Detailed Application Field Plans

This product is well-suited for applications requiring reliable non-volatile data storage, such as: - Firmware storage in embedded systems - Parameter storage in industrial control systems - Configuration storage in automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the 25AA320AT-I/SN include: - 25LC320A from Microchip Technology - AT25080B from Atmel Corporation - M24M02 from STMicroelectronics

In conclusion, the 25AA320AT-I/SN is a versatile serial EEPROM chip with a range of applications across different industries, offering reliable non-volatile data storage in a compact and efficient package.

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