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24FC256T-I/SN
IC EEPROM 256KBIT I2C 1MHZ 8SOIC
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規格
| Part Status | Active |
| DigiKey Programmable | Verified |
| Memory Type | Non-Volatile |
| Memory Format | EEPROM |
| Technology | EEPROM |
| Memory Size | 256Kbit |
| Memory Organization | 32K x 8 |
| Memory Interface | I2C |
| Write Cycle Time - Word, Page | 5ms |
| Voltage - Supply | 1.7V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Base Product Number | 24FC256 |
| Clock Frequency | 1 MHz |
| Access Time | 400 ns |
概述
Description
The 24FC256T-I/SN is a 256-Kbit I²C-compatible Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) produced by Microchip Technology. It is part of the 24-series EEPROM family and offers a storage capacity of 32 Kbytes, organized as 32,768 8-bit words. The device operates on a voltage range of 1.7V to 5.5V, making it suitable for a wide range of applications, including consumer electronics, industrial systems, and automotive use.
Key features of the 24FC256T-I/SN include its I²C-compatible 2-wire serial interface, which allows for easy integration with microcontrollers and other digital devices. It supports data transfer rates up to 1 MHz in Fast-mode Plus (FM+), enhancing communication speed and efficiency. The EEPROM also includes features like Byte and Page Write modes, self-timed write cycles, and the ability to write up to 64 bytes at once.
The device is designed for high endurance and reliability, supporting up to 1 million write cycles and a data retention period of over 200 years. It comes in an 8-lead SOIC package, offering a compact solution for various memory storage needs.
Key features of the 24FC256T-I/SN include its I²C-compatible 2-wire serial interface, which allows for easy integration with microcontrollers and other digital devices. It supports data transfer rates up to 1 MHz in Fast-mode Plus (FM+), enhancing communication speed and efficiency. The EEPROM also includes features like Byte and Page Write modes, self-timed write cycles, and the ability to write up to 64 bytes at once.
The device is designed for high endurance and reliability, supporting up to 1 million write cycles and a data retention period of over 200 years. It comes in an 8-lead SOIC package, offering a compact solution for various memory storage needs.
Features
The 24FC256T-I/SN is a 256 Kbit I2C-compatible Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) by Microchip Technology. Key features include:
1. Capacity: It offers 32,768 x 8-bit memory organization, totaling 256 Kbits (32 KB).
2. Interface: Utilizes the I2C (Inter-Integrated Circuit) protocol, supporting standard (100 kHz), fast (400 kHz), and fast-plus (1 MHz) I2C modes.
3. Voltage Range: Operates over a wide voltage range from 1.7V to 5.5V, making it suitable for various low-power and battery-operated applications.
4. Write Capability: Features byte-level and page-level write operations, with a page size of 64 bytes, and a typical write cycle time of 5 ms.
5. Endurance and Retention: Offers high endurance with up to 1 million write/erase cycles per cell and data retention of over 200 years.
6. Package: The "I/SN" suffix indicates the device comes in an 8-lead SOIC package.
7. Temperature Range: Industrial grade, capable of operating within a temperature range of -40°C to +85°C.
These features make the 24FC256T-I/SN suitable for applications requiring reliable, non-volatile memory storage, such as data logging, calibration data storage, and firmware updates.
1. Capacity: It offers 32,768 x 8-bit memory organization, totaling 256 Kbits (32 KB).
2. Interface: Utilizes the I2C (Inter-Integrated Circuit) protocol, supporting standard (100 kHz), fast (400 kHz), and fast-plus (1 MHz) I2C modes.
3. Voltage Range: Operates over a wide voltage range from 1.7V to 5.5V, making it suitable for various low-power and battery-operated applications.
4. Write Capability: Features byte-level and page-level write operations, with a page size of 64 bytes, and a typical write cycle time of 5 ms.
5. Endurance and Retention: Offers high endurance with up to 1 million write/erase cycles per cell and data retention of over 200 years.
6. Package: The "I/SN" suffix indicates the device comes in an 8-lead SOIC package.
7. Temperature Range: Industrial grade, capable of operating within a temperature range of -40°C to +85°C.
These features make the 24FC256T-I/SN suitable for applications requiring reliable, non-volatile memory storage, such as data logging, calibration data storage, and firmware updates.
Package
The 24FC256T-I/SN is a 256-Kbit I2C Serial EEPROM from Microchip Technology. It is available in an 8-lead SOIC (Small Outline Integrated Circuit) package, which is a surface-mount package type.
Pinout
The 24FC256T-I/SN is a 256-Kbit (32,768 x 8) I2C EEPROM manufactured by Microchip Technology. It comes in an 8-pin Small Outline Integrated Circuit (SOIC) package. The pin functions are as follows:
1. A0, A1, A2 (Pins 1, 2, 3): Device address inputs used for selecting the device on the I2C bus.
2. VSS (Pin 4): Ground reference voltage.
3. SDA (Pin 5): Serial Data pin used for bidirectional data transfer.
4. SCL (Pin 6): Serial Clock input used to synchronize data transfer.
5. WP (Pin 7): Write-Protect pin to enable or disable write operations.
6. VCC (Pin 8): Supply voltage input.
The EEPROM utilizes an I2C (Inter-Integrated Circuit) interface for communication, accommodating clock speeds up to 1 MHz (Fast-mode Plus). It is commonly used for data storage in applications where non-volatile memory is required, such as firmware, configuration data, and user settings.
1. A0, A1, A2 (Pins 1, 2, 3): Device address inputs used for selecting the device on the I2C bus.
2. VSS (Pin 4): Ground reference voltage.
3. SDA (Pin 5): Serial Data pin used for bidirectional data transfer.
4. SCL (Pin 6): Serial Clock input used to synchronize data transfer.
5. WP (Pin 7): Write-Protect pin to enable or disable write operations.
6. VCC (Pin 8): Supply voltage input.
The EEPROM utilizes an I2C (Inter-Integrated Circuit) interface for communication, accommodating clock speeds up to 1 MHz (Fast-mode Plus). It is commonly used for data storage in applications where non-volatile memory is required, such as firmware, configuration data, and user settings.
Manufacturer
The 24FC256T-I/SN is manufactured by Microchip Technology Inc. Microchip Technology is a leading American semiconductor company that specializes in the production of microcontrollers, memory, and analog and interface products. The company serves a wide range of industries, including automotive, industrial, consumer electronics, and telecommunications, by providing embedded control solutions. Microchip is known for its focus on offering reliable, innovative, and easy-to-use solutions to its customers.
Application
The 24FC256T-I/SN is a 256 Kbit I2C Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) used in various applications. These include data storage for embedded systems, configuration data retention, calibration data storage, secure key storage in security systems, and parameter storage for consumer electronics. It is commonly used in industrial automation, medical devices, communication equipment, and automotive systems due to its non-volatile memory, low-power operation, and reliable data retention.
Equivalent
The 24FC256T-I/SN is a 256 Kbit I2C serial EEPROM from Microchip Technology. Equivalent products from other manufacturers include the AT24C256C by Atmel (now Microchip), CAT24C256 by ON Semiconductor, and the ST24C256 by STMicroelectronics. These chips share similar specifications like memory size, interface type, and voltage requirements, making them suitable replacements in many applications. Always check the datasheets for pin compatibility and specific electrical characteristics.
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