25LC1024-E/SM

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25LC1024-E/SM

+BOM

IC EEPROM 1MBIT SPI 20MHZ 8SOIJ

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

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사양

속성 가치
PartStatus Active
DigiKeyProgrammable Verified
MemoryType Non-Volatile
MemoryFormat EEPROM
Technology EEPROM
MemorySize 1Mbit
MemoryOrganization 128K x 8
MemoryInterface SPI
WriteCycleTime-Word,Page 6ms
Voltage-Supply 2.5V ~ 5.5V
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case 8-SOIC (0.209", 5.30mm Width)
SupplierDevicePackage 8-SOIJ
BaseProductNumber 25LC1024
ClockFrequency 20 MHz

개요

Description

The 25LC1024-E/SM is a serial EEPROM memory chip designed by Microchip Technology. It offers a storage capacity of 1 Mbit (128 Kbytes) and operates with a single supply voltage ranging from 2.5V to 5.5V. This EEPROM uses the Serial Peripheral Interface (SPI) protocol, which facilitates high-speed communication with microcontrollers and other devices. The device features a 10 MHz clock rate, enabling fast data transfer.
The 25LC1024-E/SM provides a robust set of features including byte and page-level write operations, as well as built-in write protection mechanisms to prevent accidental data overwrites. It has a large endurance of 1,000,000 erase/write cycles per sector, ensuring reliability and durability for data storage needs. The chip is ideal for applications requiring non-volatile storage, such as consumer electronics, automotive systems, and industrial controls.
Its compact 8-pin SOIC packaging makes it suitable for space-constrained applications. Additionally, the device is designed to operate across a wide temperature range, making it versatile for various environmental conditions.

Equivalent

The 25LC1024-E/SM is a 1Mb SPI EEPROM chip produced by Microchip Technology. Equivalent products from other manufacturers include the AT25M02 from Adesto Technologies (Dialog Semiconductor), the M95M02 from STMicroelectronics, and the CAT25128 from ON Semiconductor. These chips typically have similar memory sizes, interfaces, and operational features, making them suitable alternatives for designs requiring a 1Mb SPI EEPROM. Always verify pin compatibility and specific electrical characteristics before substituting.

Features

The 25LC1024-E/SM is a 1Mbit serial EEPROM from Microchip Technology. Key features include:
1. Capacity and Organization: It offers 1 Mbit (128 Kbytes) of memory, organized in 128,000 x 8-bit format.

2. Interface: Utilizes an SPI (Serial Peripheral Interface) bus for communication, supporting SPI modes 0 and 3.
3. Voltage and Performance: Operates within a voltage range of 2.5V to 5.5V, making it suitable for various applications. It also supports high-speed clock frequencies up to 10 MHz.
4. Endurance and Data Retention: Features a write endurance of 1,000,000 cycles and data retention of over 200 years.
5. Security: Includes a write protection feature to prevent accidental overwrites and a write enable latch.
6. Package: Available in an 8-pin SOIC package, suitable for surface mounting.
7. Additional Features: Offers low power consumption with a deep power-down mode and sequential read capability for efficient data handling.
These features make it suitable for applications requiring reliable, non-volatile memory storage with robust security and endurance.

Pinout

The 25LC1024-E/SM is a SPI serial EEPROM with a capacity of 1 Mbit (128 KB). It comes in an 8-pin SOIC package. Here’s a brief overview of its pin functions:
1. CS (Chip Select): Activates the device and allows communication.
2. SO (Serial Data Out): Outputs data from the EEPROM during the read operations.
3. WP (Write-Protect): Provides hardware write protection for the status register.
4. VSS: Ground reference for the device.
5. SI (Serial Data In): Inputs data to the EEPROM.
6. SCK (Serial Clock): Provides the clock signal for synchronization.
7. HOLD: Temporarily pauses communication without deselecting the device.
8. VCC: Supply voltage for the EEPROM.
These pins facilitate the control and data transfer between the EEPROM and the microcontroller, using the SPI protocol.

Manufacturer

The 25LC1024-E/SM is manufactured by Microchip Technology Inc. Microchip is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. Headquartered in Chandler, Arizona, USA, the company is well-known for its comprehensive range of semiconductor products used in a variety of applications across different industries. Microchip specializes in designing and manufacturing integrated circuits for embedded control applications, serving sectors such as automotive, aerospace, consumer electronics, and industrial automation. The company is recognized for its robust product offerings and strong customer support, facilitating efficient and reliable electronic system designs.

Application

The 25LC1024-E/SM is a 1Mb serial EEPROM memory chip with SPI interface, suitable for a range of applications. It is commonly used in data logging systems, firmware storage, and configuration settings due to its non-volatile nature. Additionally, it serves in consumer electronics, industrial automation systems, and communication devices for storing calibration data, user preferences, and device settings. Its reliability and small form factor make it ideal for portable and battery-operated devices. Furthermore, the EEPROM's ability to endure numerous read/write cycles is beneficial in applications requiring frequent data updates.

Package

The 25LC1024-E/SM is a serial EEPROM with a capacity of 1Mbit (128K x 8) and comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. The "SM" designation specifically refers to the SOIC package type.

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