25LC128T-I/SN

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25LC128T-I/SN

+BOM

IC EEPROM 128KBIT SPI 8SOIC

  • メーカーマイクロチップ・テクノロジー

  • メーカー品番 #25LC128T-I/SN

  • データシート 25LC128T-I/SN DataSheet

  • パッケージ SOIC-8

  • 在庫状況2858

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Memory Type Non-Volatile
Memory Format EEPROM
Technology EEPROM
Memory Size 128Kb (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

概要

Description

The 25LC128T-I/SN is a 128-Kilobit Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) from Microchip Technology, housed in an 8-pin SOIC package. It operates with a voltage range of 2.5V to 5.5V, making it suitable for a variety of applications. This EEPROM utilizes a Serial Peripheral Interface (SPI) bus for communication, which allows for efficient data transfer with devices like microcontrollers.
Key features include a maximum clock frequency of 10 MHz and byte or page-level write capabilities, with each page consisting of 64 bytes. Data retention is rated at over 200 years, and it can endure up to 1,000,000 erase/write cycles. The device includes hardware and software write protection features to ensure data integrity. Its operating temperature range spans from -40°C to +85°C, making it suitable for industrial environments. The 25LC128T-I/SN is commonly used in applications requiring reliable non-volatile memory, such as data logging, configuration storage, and calibration data retention.

Equivalent

The 25LC128T-I/SN is a 128Kb SPI Serial EEPROM by Microchip. Equivalent products include:
1. AT25M02 from Adesto Technologies
2. M95M02 from STMicroelectronics
3. SST25WF020 from SST (Microchip Technology)
4. CAT25M02 from ON Semiconductor
These chips offer similar memory capacities and SPI interfaces, but differences in features like voltage range and write speeds may exist. Always check the datasheets for specific compatibility.

Features

The 25LC128T-I/SN is a serial EEPROM memory chip manufactured by Microchip Technology. Key features include:
1. Memory Density: It offers 128 Kbits of memory organized as 16,384 bytes.
2. Interface: Utilizes the SPI (Serial Peripheral Interface) protocol, which allows for high-speed communication.
3. Operating Voltage: Supports a wide voltage range from 2.5V to 5.5V, making it versatile for different applications.
4. Speed: Capable of operating at a maximum clock frequency of 10 MHz at 5.5V, ensuring fast data transfer rates.
5. Endurance: Provides high endurance with up to 1,000,000 write cycles per byte and data retention of over 200 years, ensuring long-term reliability.
6. Page Write Capability: Supports page write operations of up to 64 bytes, which improves writing efficiency.
7. Security: Includes write protection features to prevent accidental data corruption.
8. Package: Available in an 8-pin SOIC package, making it suitable for compact designs.
These features make the 25LC128T-I/SN suitable for applications requiring reliable non-volatile memory storage, such as in embedded systems and consumer electronics.

Pinout

The 25LC128T-I/SN is a 128-kilobit serial EEPROM from Microchip Technology. It features an 8-pin configuration in a standard SOIC (Small Outline Integrated Circuit) package. Here's a brief overview of the pin functions:
1. CS (Chip Select): Activates the device when low.
2. SO (Serial Output): Outputs data from the EEPROM to the microcontroller.
3. WP (Write Protect): When low, it prevents writing to the status register.
4. VSS: Ground reference for the device.
5. SI (Serial Input): Receives data from the microcontroller to the EEPROM.
6. SCK (Serial Clock): Synchronizes data transfer between the microcontroller and EEPROM.
7. HOLD: Pauses the communication without resetting the serial sequence.
8. VCC: Power supply voltage for the device.
This EEPROM operates via an SPI (Serial Peripheral Interface) bus, supporting modes 0 and 3. It is designed for efficient data storage with a low power consumption.

Manufacturer

The 25LC128T-I/SN is manufactured by Microchip Technology Inc. Microchip is a publicly traded semiconductor company that specializes in the production of microcontroller, mixed-signal, analog, and Flash-IP integrated circuits. They provide a broad spectrum of devices for various applications, including automotive, industrial, consumer, aerospace, and communications markets. Microchip is known for its emphasis on high-performance, efficient power management, and advanced solutions tailored to meet the needs of its diverse customer base.

Application

The 25LC128T-I/SN is a 128Kb SPI EEPROM memory chip commonly used in various applications requiring non-volatile data storage. Key areas include:
1. Consumer Electronics: For storing user settings and device configurations.
2. Industrial Automation: Utilized in data logging and process monitoring systems.
3. Automotive: Used in infotainment systems and engine control units for data retention.
4. Medical Devices: For storing calibration data and patient information.
5. IoT Devices: Essential for maintaining firmware and sensor data.
6. Communication Systems: For storing protocol configurations and user data.
Its small size and SPI interface make it suitable for compact, energy-efficient applications.

Package

The 25LC128T-I/SN is a Microchip Technology EEPROM with an 8-pin SOIC (Small Outline Integrated Circuit) package type. It is designed for use in applications requiring non-volatile memory storage, offering 128 Kbits of memory organized in 16,384 x 8-bit pages.

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