25AA512T-I/SN

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25AA512T-I/SN

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IC EEPROM 512KBIT SPI 8SOIC

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
MemoryType Non-Volatile
MemoryFormat EEPROM
Technology EEPROM
MemorySize 512Kb (64K x 8)
MemoryInterface SPI
ClockFrequency 20 MHz
WriteCycleTime-WordPage 5ms
Voltage-Supply 1.8V ~ 5.5V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Visão Geral

Description

The 25AA512T-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chip manufactured by Microchip Technology. This device is part of the 25XX series and offers 512 Kbit (kilobits) of memory, equivalent to 64 KB (kilobytes). It operates using an SPI (Serial Peripheral Interface) protocol, which is advantageous for high-speed data transfers and ease of interfacing with microcontrollers.
Key features of the 25AA512T-I/SN include a wide operating voltage range typically from 1.8V to 5.5V, low power consumption, and the ability to perform write operations in blocks, pages, or bytes. It also includes advanced security features like write-protection and a hold pin for pause functionality during communication, enhancing data integrity and reliability.
This EEPROM is commonly used in applications requiring non-volatile data storage, such as in consumer electronics, automotive systems, and industrial controls, due to its robust performance and reliability in retaining data even when power is lost.

Equivalent

The 25AA512T-I/SN is a 512Kb serial EEPROM from Microchip Technology. Equivalent products include:
1. AT25M02 from Atmel/Microchip – a similar serial EEPROM.
2. M95M02 from STMicroelectronics – a compatible EEPROM with similar capacity.
3. 24AA512 from Microchip – another EEPROM with similar interface and storage.
These alternatives may share similar specifications, but always confirm compatibility with the specific requirements of your application.

Features

The 25AA512T-I/SN is a Microchip Technology EEPROM (Electrically Erasable Programmable Read-Only Memory) device. Here are its key features:
1. Memory Size: It offers 512 kilobits (64 kilobytes) of memory, organized in 64-byte pages for efficient data management.
2. Interface: Utilizes an SPI (Serial Peripheral Interface) protocol, which allows for fast data transfer and simple communication with microcontrollers.
3. Voltage Operation: Operates at a wide voltage range from 1.8V to 5.5V, making it versatile for various applications.
4. Low Power Consumption: Designed to offer low power operation, which is ideal for battery-operated devices.
5. High Endurance: Endurance of over 1 million erase/write cycles per byte, ensuring longevity and reliability.
6. Data Retention: Capable of retaining data for more than 200 years under typical conditions.
7. Package: Available in an 8-pin SOIC (Small Outline Integrated Circuit) package, suitable for compact designs.
8. Write Protection: Includes hardware write protection for enhanced data security.
This EEPROM is ideal for applications requiring non-volatile memory with robust endurance and flexible interfacing.

Pinout

The 25AA512T-I/SN is a 512 Kbit serial EEPROM memory chip from Microchip Technology, featuring an SPI interface. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here’s a brief overview of its pin functions:
1. CS (Chip Select): Activates the chip for communication when set low.
2. SO (Serial Data Out): Outputs data from the EEPROM during read operations.
3. WP (Write Protect): Disables write operations to the entire memory array or the status register when connected to Vcc.
4. Vss: Ground reference for the power supply.
5. SI (Serial Data In): Inputs data to the EEPROM during write operations.
6. SCK (Serial Clock): Provides the clock signal for SPI communication.
7. HOLD: Pauses the current operation without deselecting the device.
8. Vcc: Power supply pin.
These pins allow for easy integration into microcontroller-based systems requiring non-volatile storage, with the SPI interface providing efficient data transfer capabilities.

Manufacturer

The 25AA512T-I/SN is manufactured by Microchip Technology Inc. Microchip is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. The company is well-known for designing and manufacturing a broad spectrum of semiconductor products, including microcontrollers, memory, and integrated circuits. With a focus on innovation and high-performance solutions, Microchip caters to a wide range of industries such as automotive, aerospace, consumer electronics, and industrial control. Their offerings aim to provide comprehensive and efficient solutions for embedded control applications.

Application

The 25AA512T-I/SN is a 512 Kbit EEPROM memory chip used in various applications. It is typically employed in areas where non-volatile storage is required, such as in consumer electronics, automotive systems, industrial equipment, and medical devices. It is ideal for storing firmware, configuration settings, calibration data, and other critical information that must be retained without power. Its small size and low power consumption make it suitable for portable and battery-operated devices. Additionally, its SPI (Serial Peripheral Interface) ensures easy integration with microcontrollers and other digital systems.

Package

The 25AA512T-I/SN is a 512 Kbit (64 Kbyte) serial EEPROM with an SPI interface, manufactured by Microchip Technology. It comes in an 8-lead SOIC (Small Outline Integrated Circuit) package.

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