25LC128-I/SN

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25LC128-I/SN

+BOM

IC EEPROM 128KBIT SPI 8SOIC

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Specifications

Attribute Value
Part Status Active
Base Product Number 25LC128
DigiKey Programmable Verified
Memory Type Non-Volatile
Memory Format EEPROM
Technology EEPROM
Memory Size 128Kbit
Memory Organization 16K x 8
Memory Interface SPI
Clock Frequency 10 MHz
Write Cycle Time - Word, Page 5ms
Voltage - Supply 2.5V ~ 5.5V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Packaging Tube

Overview

Description

The 25LC128-I/SN is a Microchip Technology EEPROM (Electrically Erasable Programmable Read-Only Memory) device, offering 128 Kbit (16 KB) of memory organized in 16,384 bytes. It is designed for applications requiring reliable data storage and features a standard SPI (Serial Peripheral Interface) for communication, allowing easy integration with microcontrollers. Operating at voltages between 2.5V to 5.5V, it supports a maximum clock frequency of 10 MHz, enabling fast read and write operations.
The EEPROM's endurance is rated at 1 million erase/write cycles per byte, and it offers data retention of over 200 years, making it suitable for long-term data storage needs. The device includes a write-protect pin for enhanced data security and supports both byte and page-write modes, with a maximum page size of 64 bytes.
Packaged in an 8-pin SOIC (Small Outline Integrated Circuit), the 25LC128-I/SN is compact and suitable for space-constrained applications. It is often used in consumer electronics, industrial applications, and anywhere non-volatile memory is needed.

Equivalent

The 25LC128-I/SN is a 128Kb SPI Serial EEPROM from Microchip. Equivalent products with similar specifications include:
1. AT25M02-SSHN-B from Adesto Technologies: 128Kb SPI EEPROM.
2. M95M02-DR from STMicroelectronics: SPI EEPROM with similar density.
3. SST25VF010A-33-4I-SAE from SST (Microchip Technology): Offers similar SPI EEPROM functionality.
When selecting a replacement, verify pin configuration, voltage range, and other critical parameters to ensure compatibility.

Features

The 25LC128-I/SN is a 128-Kbit serial EEPROM memory device from Microchip Technology. Key features include:
1. Memory Size: 128 kilobits (16 kilobytes) organized in 16,384 x 8 bits.
2. Interface: SPI (Serial Peripheral Interface) supporting clock rates up to 10 MHz.
3. Voltage Range: Operates from 2.5V to 5.5V, making it suitable for a variety of applications.
4. Write Cycle Time: Typical write cycle time of 5 milliseconds.
5. Endurance: 1,000,000 write cycles per sector, ensuring reliability in data storage.
6. Data Retention: Greater than 200 years, providing long-term data stability.
7. Package Options: Available in an 8-lead SOIC (Small Outline Integrated Circuit) package.
8. Operating Temperature: Industrial temperature range from -40°C to +85°C.
9. Page Write: Supports page write operations up to 64 bytes, enhancing write efficiency.
10. Security: Includes write-protect features for data integrity.
These features make the 25LC128-I/SN suitable for applications requiring non-volatile memory with reliable write and retention characteristics.

Pinout

The 25LC128-I/SN is a 128 Kbit SPI Serial EEPROM from Microchip Technology. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin functions:
1. CS (Chip Select): Activates the device.
2. SO (Serial Output): Outputs data from the EEPROM.
3. WP (Write-Protect): Protects against write operations.
4. VSS: Ground reference.
5. SI (Serial Input): Inputs data to the EEPROM.
6. SCK (Serial Clock): Provides the clock for data transfer.
7. HOLD: Pauses communication without resetting the serial sequence.
8. VCC: Power supply.
These pins facilitate the communication and control needed to read from, write to, and manage the EEPROM's memory features, using the SPI (Serial Peripheral Interface) protocol.

Manufacturer

The 25LC128-I/SN is manufactured by Microchip Technology Inc. Microchip is an American company that specializes in the production of microcontroller, mixed-signal, analog, and Flash-IP integrated circuits. They serve a diverse set of markets including automotive, industrial, consumer, and computing sectors. Renowned for their reliability and performance, Microchip's products are integral to a wide range of applications around the world.

Application

The 25LC128-I/SN is a 128 Kbit serial EEPROM memory chip commonly used in applications requiring non-volatile data storage. Its application areas include:
1. Consumer Electronics: Storing configuration settings and user preferences.
2. Industrial Automation: Data logging and system parameter storage.
3. Automotive Systems: Retaining calibration data and fault logs.
4. Medical Devices: Preserving patient information and device settings.
5. Networking Equipment: Maintaining network configurations and firmware updates.
6. IoT Devices: Holding sensor data and device identifiers.
7. Embedded Systems: General-purpose data retention and firmware storage.
Its SPI interface, low power consumption, and wide temperature range make it versatile for various environments.

Package

The 25LC128-I/SN is a serial EEPROM from Microchip Technology, featuring 128Kb of memory. It is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) package, which is compact and suitable for surface mounting on printed circuit boards.

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