25AA1024T-I/MF

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25AA1024T-I/MF

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IC EEPROM 1MBIT SPI 20MHZ 8DFN

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規格

屬性 價值
PartStatus Active
DigiKeyProgrammable Verified
MemoryType Non-Volatile
MemoryFormat EEPROM
Technology EEPROM
MemorySize 1Mbit
MemoryOrganization 128K x 8
MemoryInterface SPI
WriteCycleTime-Word,Page 6ms
Voltage-Supply 1.8V ~ 5.5V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 8-VDFN Exposed Pad
SupplierDevicePackage 8-DFN-S (6x5)
BaseProductNumber 25AA1024
ClockFrequency 20 MHz

概述

Description

The 25AA1024T-I/MF is a type of EEPROM (Electrically Erasable Programmable Read-Only Memory) chip commonly used in electronic devices for data storage. Manufactured by Microchip Technology, this model features a capacity of 1 Mbit (128 Kbytes), allowing for the storage of non-volatile data, meaning the information remains even when the power is turned off. Operating with an SPI (Serial Peripheral Interface) protocol, it facilitates easy integration with microcontrollers and other digital systems.
Key specifications include a wide operating voltage range, typically from 1.8V to 5.5V, and an endurance of up to 1,000,000 write cycles, ensuring reliability and longevity in various applications. It also offers a data retention period of more than 200 years. The 25AA1024T-I/MF is housed in a compact package, making it suitable for space-constrained environments. It is commonly used in applications such as data logging, configuration settings storage, and other scenarios requiring persistent data retention. Its robust feature set and high reliability make it a popular choice in the industry.

Equivalent

The 25AA1024T-I/MF chip is a 1Mb serial EEPROM from Microchip Technology. Equivalent products from other manufacturers include:
1. AT25M02 - from Adesto Technologies
2. M95M02 - from STMicroelectronics
3. 25LC1024 - another variant from Microchip with similar specs
4. CAT25M01 - from ON Semiconductor
These chips offer similar features in terms of memory size, interface type, and functionality. Always verify specifications for compatibility.

Features

The 25AA1024T-I/MF is a 1 Mb (128 K x 8) serial EEPROM memory chip. Key features include:
1. Interface: Utilizes a Serial Peripheral Interface (SPI) for communication, ensuring fast data transfer rates.
2. Capacity: Offers 1 Mb of memory, organized as 128 Kbytes of 8 bits each.
3. Wide Voltage Range: Operates within a voltage range of 1.8V to 5.5V, providing flexibility for various applications.
4. Speed: Supports clock frequencies up to 20 MHz, facilitating quick data access and write operations.
5. Endurance: Provides high endurance with up to 1 million erase/write cycles per byte, ensuring long-term reliability.
6. Data Retention: Offers data retention for more than 200 years, making it suitable for applications requiring long-term storage.
7. Low Power Consumption: Features low standby and active currents, which is ideal for battery-powered applications.
8. Temperature Range: Operates effectively over a wide temperature range from -40°C to +85°C, suitable for industrial environments.
9. Package: Available in an 8-lead MF package, making it easy to integrate into various designs.
These features make it ideal for applications requiring reliable non-volatile memory storage.

Pinout

The 25AA1024T-I/MF is a 1 Mbit (128K x 8) serial EEPROM from Microchip Technology, housed in an 8-pin DFN (Dual Flat No-leads) package. It utilizes SPI (Serial Peripheral Interface) for communication. Here's a concise breakdown of the pin functions:
1. CS (Chip Select): Activates the device when low; communication is enabled.
2. SO (Serial Output): Outputs data to the microcontroller.
3. WP (Write Protect): Protects the status register and memory blocks from being modified when tied to VCC.
4. VSS (Ground): Ground reference for power supply.
5. SI (Serial Input): Receives data from the microcontroller.
6. SCK (Serial Clock): Clock input for synchronizing data transfer.
7. HOLD: Pauses communication without resetting the SPI bus.
8. VCC (Power Supply): Provides the necessary operating voltage.
This combination of pins allows the 25AA1024T-I/MF to interface efficiently with microcontrollers, facilitating tasks like data logging, parameter storage, and other applications requiring non-volatile memory.

Manufacturer

The 25AA1024T-I/MF is manufactured by Microchip Technology Inc. Microchip is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. The company is known for offering a wide range of semiconductor products, including microcontrollers, memory devices, and power management solutions. Microchip serves various industries, including automotive, aerospace, industrial, consumer electronics, and communications, providing integrated solutions to enhance performance and efficiency in electronic products.

Application

The 25AA1024T-I/MF is a 1 Mbit serial EEPROM memory chip, often used in applications requiring reliable, non-volatile storage. Common areas include:
1. Consumer Electronics: Storing user settings and configuration data.
2. Industrial Systems: Recording operational data and system logs.
3. Automotive: Managing infotainment and navigation system data.
4. Medical Devices: Logging patient data and device settings.
5. Networking Equipment: Saving configuration and firmware data.
6. IoT Devices: Maintaining device parameters and sensor readings.
Its SPI interface and low power consumption make it ideal for embedded systems requiring efficient data storage.

Package

The 25AA1024T-I/MF is a 1Mbit Serial EEPROM with a package type of 8-Lead DFN (Dual Flat No-leads) with a 5x6 mm body size.

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