圖片僅供參考

25LC040AT-I/OT

Name: 25LC040AT-I/OT
Rating: 4.7 (12 reviews)

IC EEPROM 4KBIT SPI SOT23-6

製造商
製造商。部分 #25LC040AT-I/OT
包
資料表 25LC040AT-I/OT DataSheet
有現貨的2472

+BOM RFQ

100%原創；新

24小時準備發貨

365天保修

RFQ&；獲得更多折扣

規格

Part Status	Active
DigiKey Programmable	Verified
Memory Type	Non-Volatile
Memory Format	EEPROM
Technology	EEPROM
Memory Size	4Kbit
Memory Organization	512 x 8
Memory Interface	SPI
Write Cycle Time - Word, Page	5ms
Voltage - Supply	2.5V ~ 5.5V
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	SOT-23-6
Supplier Device Package	SOT-23-6
Base Product Number	25LC040
Clock Frequency	10 MHz

概述

Description

The 25LC040AT-I/OT is a 4 Mb (512 K x 8) serial EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by Microchip Technology. It utilizes the SPI (Serial Peripheral Interface) protocol for communication, allowing for fast data transfer rates up to 20 MHz. This device is often used in applications requiring non-volatile memory, such as data logging, configuration storage, and firmware updates.
Key features include:
- Memory density: 4 Megabits (512 Kbytes)
- Voltage range: Operates typically between 2.5V and 5.5V
- Write endurance: Supports up to 1,000,000 write cycles per memory cell
- Data retention: Retains data for over 100 years under proper conditions
- Package options: Available in various packages, including SOIC and TDFN
The 25LC040AT-I/OT is suitable for a wide range of applications, including consumer electronics, industrial devices, and automotive systems, thanks to its reliability and performance characteristics.

Features

The 25LC040AT-I/OT is a 4 Mbit (512 K x 8) Serial EEPROM designed for low-power and high-performance applications. Key features include:
- Interface: SPI (Serial Peripheral Interface) with high-speed operation up to 20 MHz.
- Memory Size: 4 Mbit, organized in 512 pages of 8 bytes each.
- Data Retention: Minimum of 100 years.
- Endurance: Supports 1,000,000 write/erase cycles.
- Operating Voltage: Wide range (2.5V to 5.5V) for versatility in various applications.
- Low Power Consumption: Consumes 1 µA in standby mode, making it suitable for battery-operated devices.
- Write Protection: Supports hardware write protection.
- Package Options: Available in various packages, including SOIC and TSSOP, for flexible integration.
These features make the 25LC040AT-I/OT ideal for applications requiring reliable, non-volatile memory storage, such as consumer electronics, automotive systems, and industrial controls.

Package

The 25LC040AT-I/OT is offered in an 8-pin SOIC (Small Outline Integrated Circuit) package. This type of package is characterized by its small size and surface-mount design, ideal for compact electronic applications.

Pinout

The 25LC040AT-I/OT is a 4 Mbit (512K x 8) serial EEPROM from Microchip Technology. It features a total of 8 pins. The pin configuration and their functions are as follows:
1. CS - Chip Select: Active low input to enable the device.
2. SCK - Serial Clock: Input clock for synchronizing data.
3. SI - Serial Input: Data input line for serial communication.
4. SO - Serial Output: Data output line for serial communication.
5. WP - Write Protect: Active low input to protect data from being written.
6. HOLD - Hold: Active low input to pause communication without resetting the clock.
7. VSS - Ground: Connects to the system ground.
8. VCC - Supply Voltage: Power supply pin, typically 2.5V to 5.5V.
This EEPROM is commonly used for storage in applications requiring non-volatile memory.

Manufacturer

The manufacturer of the 25LC040AT-I/OT is Microchip Technology Inc. Microchip is a leading provider of integrated circuits (ICs), microcontrollers, and other semiconductor products. Founded in 1989 and headquartered in Chandler, Arizona, the company specializes in designing and manufacturing microcontrollers, analog semiconductors, and memory products for a variety of applications, including automotive, industrial, and consumer electronics. Microchip is known for its focus on embedded control and offers a wide range of development tools and support to assist engineers in designing innovative solutions. The 25LC040AT-I/OT is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) device, commonly used for data storage in electronic systems.

Application

The 25LC040AT-I/OT is a serial EEPROM memory chip commonly used in various applications such as consumer electronics, automotive systems, industrial automation, and telecommunications. It is utilized for data storage, configuration settings, firmware updates, and non-volatile memory in devices like digital cameras, smart meters, set-top boxes, and medical equipment. Its low power consumption and reliability make it suitable for embedded systems and applications requiring frequent data retrieval.

Equivalent

The 25LC040AT-I/OT chip is a 4 Mbit serial EEPROM. Equivalent products include:
1. Microchip 25LC040A-I/OT
2. Winbond W25X40CL
3. STMicroelectronics M25P40
4. Atmel AT25DF040A
Ensure compatibility with specifications such as voltage, package type, and interface when selecting an equivalent.