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25AA02E48-I/SN

Name: 25AA02E48-I/SN
Rating: 4.7 (12 reviews)

IC EEPROM 2KBIT SPI 10MHZ 8SOIC

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製造商。部分 #25AA02E48-I/SN
包 SOIC-8
資料表 25AA02E48-I/SN DataSheet
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規格

Package	Tube
ProductStatus	Active
MemoryType	Non-Volatile
MemoryFormat	EEPROM
Technology	EEPROM
MemorySize	2Kb (256 x 8)
MemoryInterface	SPI
ClockFrequency	10 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)

概述

Description

The term "25AA02E48-I/SN" refers to a specific model of EEPROM (Electrically Erasable Programmable Read-Only Memory) produced by Microchip Technology. It is a 2Kb (256x8 bits) serial EEPROM that operates using the I2C (Inter-Integrated Circuit) interface. The "25" prefix indicates it is part of the 25 series of EEPROM devices, while "AA" signifies the specific family within that series. The "02E48" part denotes its memory size and package type, and the "I/SN" indicates the industrial temperature range and that it is available in a specific packaging format. This type of EEPROM is commonly used for data storage in embedded systems, microcontrollers, and various electronic applications, offering non-volatility, which allows the stored data to persist even when power is removed. Its features include low power consumption, fast write cycles, and a simple interface, making it suitable for a wide range of applications in consumer electronics, automotive, and industrial devices.

Features

The 25AA02E48-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) from Microchip Technology. It features a 2 Kbit memory capacity organized as 256 x 8 bits. Key features include:
1. Communication Interface: It uses a 2-wire I2C interface for easy integration with microcontrollers and similar devices.

2. Voltage Range: Operates within a supply voltage range of 1.7V to 5.5V, making it versatile for various applications.
3. Data Retention: Offers a data retention period of up to 100 years.
4. Write Endurance: Supports up to 1 million write/erase cycles, ensuring longevity in applications requiring frequent data updates.
5. Low Power Consumption: Features low active, standby, and write currents, making it suitable for battery-powered devices.
6. Package Options: Available in different packages, including SOIC and TSSOP, providing flexibility for PCB design.
This EEPROM is ideal for applications such as configuration storage, calibration data, and small data logging tasks.

Package

The 25AA02E48-I/SN is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) format. This type of package is commonly used for surface-mount applications, providing a compact design for space-constrained environments.

Pinout

The 25AA02E48-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) with a pin count of 8.
### Pin Functions:
1. VSS (Pin 1): Ground connection.
2. VCC (Pin 2): Supply voltage.
3. CS (Pin 3): Chip select for enabling the device.
4. MOSI (Pin 4): Master Out Slave In for data input.
5. MISO (Pin 5): Master In Slave Out for data output.
6. SCK (Pin 6): Serial clock input for synchronizing data transmission.
7. WP (Pin 7): Write protect to prevent data writing when high.
8. HOLD (Pin 8): Hold pin to pause data transmission without resetting the device.
The 25AA02E48-I/SN operates using a simple SPI interface for communication and is commonly used in applications requiring non-volatile data storage.

Manufacturer

The manufacturer of the 25AA02E48-I/SN is Microchip Technology Inc. Microchip is a leading semiconductor company that specializes in the design and production of microcontrollers, memory products, and analog devices. Founded in 1989 and headquartered in Chandler, Arizona, Microchip caters to a wide range of industries, including automotive, industrial, consumer electronics, and communications. The 25AA02E48-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) device that offers a 2K-bit storage capacity and operates via a two-wire interface, making it suitable for various applications such as data storage, configuration settings, and more. Microchip is known for its focus on innovation and customer service, providing solutions that enable designers to enhance their electronic systems efficiently.

Application

The 25AA02E48-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) used in various application areas such as consumer electronics, automotive systems, industrial automation, and telecommunications. It is commonly utilized for storing configuration settings, calibration data, firmware, and user preferences in devices like smart sensors, microcontrollers, and IoT devices, where non-volatile memory is essential for maintaining data integrity during power loss.

Equivalent

The 25AA02E48-I/SN is a serial EEPROM chip from Microchip Technology. Equivalent products include the 25AA02E48 (without the -I/SN suffix), 25LC020, and 25LC040 from Microchip as well as similar EEPROMs from other manufacturers like STMicroelectronics (M95M02) and Winbond (W25X02). Ensure to check specifications for voltage, interface, and size compatibility.