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25LC1024-E/SM

Name: 25LC1024-E/SM
Rating: 4.7 (12 reviews)

IC EEPROM 1MBIT SPI 20MHZ 8SOIJ

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資料表 25LC1024-E/SM DataSheet
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規格

Part Status	Active
DigiKey Programmable	Verified
Memory Type	Non-Volatile
Memory Format	EEPROM
Technology	EEPROM
Memory Size	1Mbit
Memory Organization	128K x 8
Memory Interface	SPI
Write Cycle Time - Word, Page	6ms
Voltage - Supply	2.5V ~ 5.5V
Operating Temperature	-40°C ~ 125°C (TA)
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.209", 5.30mm Width)
Supplier Device Package	8-SOIJ
Base Product Number	25LC1024
Clock Frequency	20 MHz

概述

Description

The 25LC1024-E/SM is a 1-megabit (128KB) serial EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by Microchip Technology. It utilizes a Serial Peripheral Interface (SPI) for communication, making it suitable for various applications where compact, non-volatile data storage is needed. The device operates with a supply voltage range of 2.5V to 5.5V, ensuring compatibility with different system voltages.
Key features include fast data access speeds (up to 20 MHz), multiple write protection options, and a simple instruction set for easier integration into microcontroller-based projects. It supports multiple chip select inputs, allowing for connection of multiple EEPROM devices on the same SPI bus. The 25LC1024-E/SM is packaged in a small 8-pin SOIC or DIP, making it ideal for space-constrained designs.
Common applications include firmware storage, configuration data, and any scenario requiring reliable, long-term data retention in consumer electronics, automotive, and industrial devices.

Features

The 25LC1024-E/SM is a 1 Mbit serial EEPROM (Electrically Erasable Programmable Read-Only Memory), designed for low-power applications. Key features include:
- Memory Size: 1 Mbit (128 KB) with 8-bit organization.
- Interface: SPI (Serial Peripheral Interface) compatible for easy integration with microcontrollers.
- Speed: Maximum clock frequency of 20 MHz for fast data transmission.
- Operating Voltage: Typically operates between 2.5V to 5.5V, supporting a wide range of power supply levels.
- Data Retention: Retains data for over 100 years under normal conditions.
- Endurance: Supports a minimum of 1 million write/erase cycles per memory cell.
- Package Type: Available in 8-pin SOIC and TSSOP packages for compact designs.
- Temperature Range: Suitable for industrial applications with an operating temperature range of -40°C to +85°C.
These features make the 25LC1024-E/SM ideal for applications such as consumer electronics, automotive systems, and industrial controls.

Package

The 25LC1024-E/SM is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) format. This surface-mount package is designed for easy integration onto printed circuit boards.

Pinout

The 25LC1024-E/SM is a serial EEPROM with a pin count of 8. It is designed for SPI (Serial Peripheral Interface) communication. The functions of its pins are as follows:
1. VCC (Pin 1): Power supply.
2. GND (Pin 2): Ground.
3. SCK (Pin 3): Serial clock input used to synchronize data transmission.
4. SI (Pin 4): Serial data input for data transfer to the EEPROM.
5. SO (Pin 5): Serial data output for data transfer from the EEPROM.
6. CS (Pin 6): Chip select input to enable or disable the EEPROM.
7. HOLD (Pin 7): Hold input that pauses serial communication when asserted.
8. WP (Pin 8): Write protect pin to prevent writing to the EEPROM.
This device provides a storage capacity of 1 Mbit and operates with a supply voltage of 1.8V to 5.5V, making it suitable for a variety of applications.

Manufacturer

The manufacturer of the 25LC1024-E/SM is Microchip Technology Inc. Microchip is a leading provider of microcontroller, analog, and Flash-IP solutions. Founded in 1989 and headquartered in Chandler, Arizona, the company specializes in embedded control applications, offering a wide range of products, including microcontrollers, digital signal controllers, and memory devices. Microchip serves various industries, including automotive, industrial, consumer electronics, and communications, providing innovative solutions that enable the development of smart, connected devices.

Application

The 25LC1024-E/SM is a 1 Mbit serial EEPROM used in various applications, including consumer electronics, automotive systems, industrial automation, and medical devices. Its primary uses include data storage for configuration settings, calibration data, firmware updates, and user preferences. It is ideal for low-power, non-volatile memory needs in embedded systems and IoT devices.

Equivalent

The 25LC1024-E/SM is a 1-Mbit serial EEPROM. Equivalent products include:
1. Microchip 25LC1024-I/SN
2. Winbond W25X10CL
3. STMicroelectronics M24C02
4. Atmel AT25010A
Ensure to verify specifications such as voltage, interface (SPI, I2C), and package type when considering alternatives.