AT24C02C-PUM

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AT24C02C-PUM

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IC EEPROM 2KBIT I2C 1MHZ 8DIP

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사양

속성 가치
Package Tube
ProductStatus Active
MemoryType Non-Volatile
MemoryFormat EEPROM
Technology EEPROM
MemorySize 2Kb (256 x 8)
MemoryInterface I²C
ClockFrequency 1 MHz
WriteCycleTime-WordPage 5ms
AccessTime 550 ns
Voltage-Supply 1.7V ~ 5.5V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Through Hole
Package/Case 8-DIP (0.300, 7.62mm)

개요

Description

The AT24C02C-PUM is a 2-kilobit (256 x 8) serial EEPROM memory device from Microchip Technology, designed for low-power, high-reliability applications. It supports the I²C (Inter-Integrated Circuit) serial communication protocol, making it ideal for use in embedded systems requiring non-volatile data storage. The device operates within a voltage range of 1.7V to 5.5V, making it versatile for various power supply designs.
Key features include byte-level and page-level write capabilities, where each page can hold up to 8 bytes. It offers a write protection pin that enhances data integrity and security. The AT24C02C-PUM is optimized for low power consumption, with an active read current of about 1 mA and a standby current of 1 µA, ensuring minimal power usage when the memory is not actively being accessed.
Its compact 8-pin package design, coupled with a wide operating temperature range, makes it suitable for consumer electronics, automotive, and industrial applications. The device's endurance allows for up to 1 million write cycles, with data retention guaranteed for over 100 years.

Equivalent

The AT24C02C-PUM is a 2Kb I2C EEPROM chip by Microchip Technology. Equivalent products include:
1. 24LC02B by Microchip Technology
2. CAT24C02 by ON Semiconductor
3. M24C02 by STMicroelectronics
4. 24AA02/24LC02 by Microchip Technology
5. BR24C02F by ROHM Semiconductor
These alternatives offer similar functionality, memory size, and communication protocols. Always verify pin configuration and electrical characteristics for compatibility.

Features

The AT24C02C-PUM is a 2Kb (256 x 8) I2C-compatible serial EEPROM from Microchip Technology. Key features include:
1. Memory Organization: 2Kb capacity, organized as 256 bytes of 8 bits each.
2. Interface: Supports I2C (Inter-Integrated Circuit) bus protocol, allowing multiple devices on the same bus.
3. Voltage Range: Operates at a supply voltage range of 1.7V to 5.5V.
4. Speed: Supports standard (100 kHz) and fast (400 kHz) data transfer rates.
5. Endurance: Offers a high write cycle endurance of 1,000,000 cycles per byte.
6. Data Retention: Retains data for more than 100 years, ensuring long-term reliability.
7. Write Protection: Includes write protection for the entire memory, preventing accidental data corruption.
8. Temperature Range: Operates over an extended temperature range, typically –40°C to +85°C.
9. Package: Available in an 8-lead PDIP, SOIC, TSSOP, and UDFN packages.
These features make the AT24C02C-PUM suitable for a variety of applications, including consumer electronics, automotive, industrial, and telecommunication systems.

Pinout

The AT24C02C-PUM is an EEPROM (Electrically Erasable Programmable Read-Only Memory) chip with an 8-pin configuration. It is part of the AT24C series from Microchip Technology, which utilizes I2C (Inter-Integrated Circuit) serial interface for communication. Here is a brief description of its pin functions:
1. A0, A1, A2 (Pins 1-3): Device address inputs used for multiple device selection on the same I2C bus.
2. GND (Pin 4): Ground reference.
3. SDA (Pin 5): Serial Data Line, used for data input/output in I2C communication.
4. SCL (Pin 6): Serial Clock Line, used to synchronize data transfer between devices on the I2C bus.
5. WP (Pin 7): Write Protect input. When connected to VCC, it disables write operations to the memory.
6. VCC (Pin 8): Power supply input.
This EEPROM is used for storing data that must be retained without power, with a storage capacity of 2 kilobits (256 bytes).

Manufacturer

The AT24C02C-PUM is manufactured by Microchip Technology Inc., a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. Microchip specializes in semiconductor products that are used in a variety of embedded control applications. The company offers a comprehensive portfolio of development tools and technical support, aimed at enabling efficient product design and reducing time to market for its customers across various industries.

Application

The AT24C02C-PUM is a 2Kb serial EEPROM memory chip commonly used in applications that require non-volatile data storage. It is often employed in consumer electronics, industrial automation, and automotive systems to store configuration settings, calibration data, or user preferences. Its small size and low power consumption make it suitable for portable and battery-powered devices. Additionally, it is used in embedded systems for storing firmware or as a buffer for microcontrollers. The chip is also found in communication devices, healthcare equipment, and smart cards for data logging and secure data storage purposes.

Package

The AT24C02C-PUM is an I2C-bus compatible 2Kb Serial EEPROM manufactured by Microchip Technology. It comes in an 8-lead PDIP (Plastic Dual In-line Package) or SOIC (Small Outline Integrated Circuit) package type, suitable for surface or through-hole mounting.

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