25LC1024-I/SM

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25LC1024-I/SM

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IC EEPROM 1MBIT SPI 20MHZ 8SOIJ

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Especificações

Atributo Valor
Package Tube
ProductStatus Active
MemoryType Non-Volatile
MemoryFormat EEPROM
Technology EEPROM
MemorySize 1Mb (128K x 8)
MemoryInterface SPI
ClockFrequency 20 MHz
WriteCycleTime-WordPage 6ms
Voltage-Supply 2.5V ~ 5.5V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 8-SOIC (0.209, 5.30mm Width)

Visão Geral

Description

The 25LC1024-I/SM is a 1 Mbit SPI bus serial EEPROM, organized as 128K x 8 bits. It is manufactured by Microchip Technology and is designed for applications that require high-density, non-volatile memory with fast read and write access. This EEPROM uses a standard Serial Peripheral Interface (SPI) for communication, offering flexibility in interfacing with a wide range of microcontrollers.
Key features include:
- Operating voltage range from 2.5V to 5.5V.
- Low-power CMOS technology.
- High endurance with over 1 million erase/write cycles.
- Data retention of over 200 years.
- Byte-level and page-level write capabilities.
- Clock speeds up to 10 MHz.
The device supports sequential and random reads, and the status register allows for write protection control. It also features a write-in-progress (WIP) bit to indicate the write status. The 25LC1024-I/SM is available in a small 8-pin SOIC (Small Outline Integrated Circuit) package, making it suitable for space-constrained applications. It is commonly used in industrial, automotive, and consumer electronics for tasks like data logging, configuration storage, and firmware updates.

Equivalent

The 25LC1024-I/SM is a 1 Mbit serial EEPROM. Equivalent products include the AT25M01 from Microchip, M95M01 from STMicroelectronics, and SST25VF010A from SST (Microchip). These alternatives may have similar capacities and SPI interfaces, but it's important to check specific features like voltage range, write cycle limits, and speed to ensure compatibility with your application.

Features

The 25LC1024-I/SM is a 1Mb Serial EEPROM from Microchip Technology, offering a range of features suitable for various applications. It operates on a SPI (Serial Peripheral Interface) bus, which makes it easy to interface with microcontrollers. The chip is organized as 128K x 8 bits and supports byte, page, and sequential read and write operations, with page write capability up to 256 bytes. It operates over a voltage range of 2.5V to 5.5V, making it versatile for different systems.
The device features a low-power design, with standby and active current consumption optimized for battery-powered applications. It includes data protection mechanisms like write protection via a write-protect pin and block protection through status register bits. The endurance of the 25LC1024-I/SM is notable, with a write cycle endurance of 1,000,000 cycles and data retention of over 200 years, ensuring reliability over time. It comes in an 8-SOIC package, suitable for space-constrained designs. Overall, this EEPROM is ideal for applications requiring non-volatile data storage with high reliability and ease of use.

Pinout

The 25LC1024-I/SM is a 1 Mbit SPI Bus Serial EEPROM from Microchip Technology. It is configured with 128K x 8-bit memory organization. This device typically 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 when low; used to initiate and terminate a communication session.
2. SO (Serial Data Out): Outputs data to the SPI bus; data is transferred from the EEPROM to the microcontroller.
3. WP (Write Protect): Used to protect the entire memory from write operations when held low.
4. VSS (Ground): Ground reference for the power supply.
5. SI (Serial Data In): Inputs data into the device; used for receiving instructions and data.
6. SCK (Serial Clock): Clock input for synchronizing communication; controls data flow.
7. HOLD: Suspends communication without resetting the serial sequence; used to pause data transmission.
8. VCC (Power Supply): Positive supply voltage for the EEPROM.
This pin configuration enables the 25LC1024 to communicate effectively with a microcontroller via the SPI protocol, allowing for serial data input/output, clock signal handling, and write protection.

Manufacturer

The manufacturer of the 25LC1024-I/SM is Microchip Technology Inc. Microchip Technology is a leading American semiconductor company that designs and manufactures microcontrollers, mixed-signal, analog, and Flash-IP integrated circuits. Established in 1989, the company is known for its reliable and high-performance solutions that cater to a diverse range of industries, including automotive, industrial, consumer electronics, and communications. Microchip's products are widely used in embedded control applications, and the company is recognized for its strong emphasis on innovation, quality, and customer support.

Application

The 25LC1024-I/SM is a 1 Mbit serial EEPROM commonly used in applications requiring non-volatile memory. Its key application areas include:
1. Consumer Electronics: Used for storing user settings and configuration data.
2. Industrial Systems: Ideal for data logging and recording system parameters.
3. Automotive: Employed for diagnostics data storage and firmware updates.
4. Medical Devices: Utilized for storing patient data and device calibration settings.
5. Computing Devices: Suitable for BIOS storage and firmware updates.
6. Networking Equipment: Used for storing configuration data and MAC addresses.
Its SPI interface and wide operating temperature range make it versatile for various environments.

Package

The 25LC1024-I/SM is a serial EEPROM with an SPI interface, housed in an 8-pin SOIC (Small Outline Integrated Circuit) package.

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