24LC256-I/MS

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24LC256-I/MS

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IC EEPROM 256KBIT I2C 8MSOP

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  • メーカー品番 #24LC256-I/MS

  • データシート 24LC256-I/MS DataSheet

  • 在庫状況7494

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仕様

属性
PartStatus Active
DigiKeyProgrammable Verified
MemoryType Non-Volatile
MemoryFormat EEPROM
Technology EEPROM
MemorySize 256Kbit
MemoryOrganization 32K x 8
MemoryInterface I2C
WriteCycleTime-Word,Page 5ms
Voltage-Supply 2.5V ~ 5.5V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
SupplierDevicePackage 8-MSOP
BaseProductNumber 24LC256
ClockFrequency 400 kHz
AccessTime 900 ns

概要

Description

The 24LC256-I/MS is a 256-Kilobit (32,768 x 8) Electrically Erasable Programmable Read-Only Memory (EEPROM) from Microchip Technology. It is organized as a single block of 32,768 bytes and communicates via an I2C bus interface. The device operates at a wide voltage range from 1.7V to 5.5V, making it suitable for various applications, including consumer electronics, industrial automation, and other embedded systems.
Key features include a low standby current, a wide operating temperature range, and a page write capability of up to 64 bytes. The 24LC256-I/MS also supports bidirectional data transfer protocol and features a Schmitt Trigger input, which helps in minimizing input noise. This EEPROM comes in a compact MSOP package, which is ideal for applications where space is a constraint.
Overall, the 24LC256-I/MS is a reliable choice for non-volatile data storage with its durability, low power consumption, and compatibility with standard I2C communication protocols.

Equivalent

The 24LC256-I/MS is a 256Kb I2C EEPROM by Microchip. Equivalent products include:
1. AT24C256 from Microchip/Atmel
2. CAT24C256 from ON Semiconductor
3. M24C256 from STMicroelectronics
4. BR24G256 from ROHM Semiconductor
5. FM24C256 from Fairchild Semiconductor
These alternatives generally offer similar I2C interfaces and memory sizes but verify electrical characteristics and pin compatibility before substituting.

Features

The 24LC256-I/MS is a 256-Kilobit I2C CMOS Serial EEPROM developed by Microchip Technology. Key features include:
1. Storage Capacity: Offers 256Kb (32KB) of memory, organized in 32,768 x 8-bit.
2. Interface: Utilizes an I2C (Inter-Integrated Circuit) interface for communication, supporting up to 1 MHz bus speeds.
3. Voltage Range: Operates within a wide voltage range of 2.5V to 5.5V, making it versatile for various applications.
4. Page Write Capability: Supports page write operations, allowing up to 64 bytes of data to be written in a single operation.
5. Data Retention: Ensures data retention for over 200 years and offers more than 1 million erase/write cycles per cell.
6. Package: Available in an 8-lead MSOP (Micro Small Outline Package), which is compact and suitable for space-constrained designs.
7. Low Power Operation: Features low power consumption with a typical standby current of 1 µA.
8. Temperature Range: Supports industrial temperature ranges from -40°C to +85°C, ensuring reliable operation in harsh environments.
These features make it ideal for applications requiring reliable, non-volatile memory storage.

Pinout

The 24LC256-I/MS is a 256 Kbit (32 Kbyte) I²C EEPROM manufactured by Microchip Technology. It comes in an 8-lead MSOP (Micro Small Outline Package). Here's a brief overview of its pin count and functions:
1. Pin Count: The 24LC256-I/MS has 8 pins.
2. Pin Functions:
- A0, A1, A2: These are device address pins that allow up to eight devices on the same I²C bus.
- VSS: Ground reference for the IC.
- SDA: Serial Data, a bidirectional pin for data transfer.
- SCL: Serial Clock, used to synchronize data transfer.
- WP: Write Protect pin that prevents write operations when connected to VCC.
- VCC: Power supply pin.
These pins enable the device to communicate over the I²C bus for non-volatile data storage applications, with features such as low-power operation and fast writing capabilities.

Manufacturer

The 24LC256-I/MS is manufactured by Microchip Technology Inc. Microchip Technology is a leading American company that designs and manufactures microcontrollers, memory, and analog semiconductors. The company is well-known for its wide range of products used in embedded control applications, serving industries such as automotive, consumer electronics, industrial, communications, and computing. Microchip provides comprehensive solutions that include not only hardware components but also software and development tools, enabling engineers to create innovative and efficient electronics products.

Application

The 24LC256-I/MS is a 256Kb I2C EEPROM memory chip used in various applications where non-volatile data storage is required. Key application areas include:
1. Embedded Systems: For storing configuration data, calibration constants, and firmware updates.
2. Consumer Electronics: Used in devices like TVs, set-top boxes, and gaming consoles for settings and user preferences.
3. Automotive: In ECUs for logging data and storing settings.
4. Industrial Controls: For data logging and parameter storage in PLCs and other control units.
5. Medical Devices: For storing patient data, device settings, and calibration data.
6. Communication Equipment: Used in routers and modems for configuration data.
Its low power consumption and high endurance make it suitable for battery-powered devices.

Package

The 24LC256-I/MS is a 256 Kbit I2C-compatible Serial EEPROM by Microchip Technology, packaged in an 8-lead MSOP (Mini Small Outline Package) format. This package type is compact, suitable for space-constrained applications, and supports surface mounting for efficient integration into electronic circuits.

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