25LC040T-I/SN

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25LC040T-I/SN

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IC EEPROM 4KBIT SPI 2MHZ 8SOIC

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Attribut Wert
PartStatus Active
DigiKeyProgrammable Verified
MemoryType Non-Volatile
MemoryFormat EEPROM
Technology EEPROM
MemorySize 4Kbit
MemoryOrganization 512 x 8
MemoryInterface SPI
ClockFrequency 2 MHz
WriteCycleTime-Word,Page 5ms
Voltage-Supply 2.5V ~ 5.5V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 8-SOIC (0.154", 3.90mm Width)
SupplierDevicePackage 8-SOIC
BaseProductNumber 25LC040

Übersicht

Description

The 25LC040T-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chip manufactured by Microchip Technology. It features a 4 Mbit (512 K x 8) memory capacity and operates using a 2.5V to 5.5V power supply, making it suitable for a wide range of applications, including consumer electronics, automotive systems, and industrial devices.
This EEPROM communicates via a Serial Peripheral Interface (SPI), allowing for fast data transfer rates, typically up to 20 MHz. The 25LC040T-I/SN provides multiple functionalities, including byte and page programming, as well as the ability to read and write data. It also includes features like hardware write protection and a low-power standby mode, enhancing its efficiency in battery-operated devices.
The chip is available in various packages, including SOIC and TSSOP, facilitating integration into different circuit designs. Overall, the 25LC040T-I/SN is a reliable choice for applications requiring non-volatile memory storage with fast access speeds.

Equivalent

The 25LC040T-I/SN is a 4 Mbit serial EEPROM. Equivalent products include the 24LC040 from Microchip, the AT25040A from Microchip, and the M93C56 from STMicroelectronics. Other compatible options may include similar 4 Mbit EEPROMs from manufacturers like ON Semiconductor and NXP, but always check the specific features, pin configurations, and electrical characteristics for compatibility.

Features

The 25LC040T-I/SN is a 4 Mbit (512 K x 8) serial EEPROM from Microchip Technology. Key features include:
1. Memory Organization: 512 K x 8 bits.
2. Interface: SPI (Serial Peripheral Interface) for easy integration.
3. Operating Voltage: Typically operates at 2.5V to 5.5V, supporting a wide range of applications.
4. Speed: Data transfer rates of up to 10 MHz for quick read/write operations.
5. Endurance: Capable of withstand up to 1,000,000 write cycles per memory location.
6. Data Retention: Retains data for over 100 years, ensuring reliability.
7. Write Protection: Available hardware write protection feature for enhanced data security.
8. Power Consumption: Low power consumption during operation and standby modes, making it energy efficient.
9. Temperature Range: Operating temperature range of -40°C to +85°C, suitable for industrial applications.
These features make the 25LC040T-I/SN suitable for a variety of applications, including consumer electronics, automotive, and industrial systems.

Pinout

The 25LC040T-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) that typically comes in an 8-pin package. The pin configuration and their functions are as follows:
1. VSS (Pin 1): Ground connection.
2. VCC (Pin 2): Power supply connection (commonly +2.5V to +5.5V).
3. SO (Pin 3): Serial Data Output; used to send data from the EEPROM.
4. SI (Pin 4): Serial Data Input; used to receive data to the EEPROM.
5. SCK (Pin 5): Serial Clock; provides timing for data transfer.
6. CS (Pin 6): Chip Select; enables or disables the device for communication.
7. HOLD (Pin 7): Hold; pauses the serial communication when asserted.
8. WP (Pin 8): Write Protect; prevents write operations when asserted.
The 25LC040T-I/SN offers 4 Kbits of storage and operates using a SPI (Serial Peripheral Interface) protocol for communication.

Manufacturer

The manufacturer of the 25LC040T-I/SN is Microchip Technology Inc. Microchip is a leading provider of microcontroller and analog semiconductors, specializing in embedded control applications. Founded in 1989 and headquartered in Chandler, Arizona, the company designs and manufactures a wide range of products, including microcontrollers, memory products, and digital signal controllers, which are used in various industries such as automotive, industrial, consumer, and telecommunications.
Microchip is known for its focus on innovation and customer support, offering development tools and a robust ecosystem for engineers and developers. The 25LC040T-I/SN specifically is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) that features a 4 Kbit memory size and operates via a Serial Peripheral Interface (SPI), making it suitable for applications that require non-volatile data storage. The company emphasizes reliability and long-term sustainability in its products, catering to both small-scale and large-scale production needs.

Application

The 25LC040T-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) with a 4 Mbit capacity. Its application areas include:
1. Consumer Electronics: Storing configuration settings and calibration data in devices like TVs, home appliances, and gaming consoles.
2. Industrial Automation: Retaining critical parameters and firmware in PLCs and sensor devices.
3. Automotive: Storing settings, logs, and calibration data in automotive control systems.
4. Telecommunications: Keeping network configurations and firmware in routers and switches.
5. Medical Devices: Storing patient data, device configurations, and calibration parameters.
These applications benefit from its reliability, non-volatility, and low power consumption.

Package

The 25LC040T-I/SN is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) format. This surface mount package is designed for efficient board space utilization and is commonly used in various applications like memory storage.

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