AT24C02C-MAHM-T

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AT24C02C-MAHM-T

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IC EEPROM 2KBIT I2C 1MHZ 8UDFN

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Especificações

Atributo Valor
Part Status Active
Base Product Number AT24C02
Digi Key Programmable Not Verified
Memory Type Non-Volatile
Memory Format EEPROM
Technology EEPROM
Memory Size 2Kbit
Memory Organization 256 x 8
Memory Interface I2C
Clock Frequency 1 MHz
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-UFDFN Exposed Pad
Supplier Device Package 8-UDFN (2x3)
Packaging Cut Tape (CT), Tape & Reel (TR)
Access Time 550 ns

Visão Geral

Description

The AT24C02C-MAHM-T is a type of EEPROM (Electrically Erasable Programmable Read-Only Memory) from Microchip Technology. It is part of the AT24C series, known for its reliable non-volatile memory suited for storing small amounts of data. This specific model features a storage capacity of 2 Kilobits (256 x 8) and operates on a supply voltage ranging from 1.7V to 5.5V, making it versatile for various applications. The device communicates via the I2C interface, which allows for easy integration with microcontrollers and other devices.
The AT24C02C-MAHM-T offers low power consumption, with a standby current of typically 1 µA. It has a page write capability of up to 8 bytes, facilitating efficient data handling. The chip is housed in a compact, lead-free, RoHS-compliant 8-lead TSSOP package, making it suitable for space-constrained applications. Its operating temperature range is from -40°C to 85°C, ensuring reliability in different environmental conditions. This EEPROM is ideal for use in consumer electronics, industrial controls, medical devices, and other settings requiring dependable data storage.

Equivalent

Equivalent products to the AT24C02C-MAHM-T chip, which is a 2Kb I2C-compatible EEPROM, include:
1. Microchip 24LC02B
2. STMicroelectronics M24C02
3. ON Semiconductor CAT24C02
4. Rohm BR24C02 series
5. NXP PCF85263
These alternatives offer similar I2C interfaces and memory capacities, making them suitable replacements in many applications. Always check the datasheets to ensure compatibility with your specific requirements.

Features

The AT24C02C-MAHM-T is a 2-Kbit I2C-compatible serial EEPROM. Its main features include:
1. Memory Organization: 256 x 8-bit memory array.
2. I2C Interface: Supports standard (100 kHz) and fast (400 kHz) I2C protocols.
3. Wide Voltage Range: Operates from 1.7V to 5.5V.
4. Low Power Consumption: Features low standby and active current to conserve power.
5. Write Protection: Includes hardware and software data protection features to prevent inadvertent write operations.
6. Endurance and Retention: Offers high endurance with up to 1 million write/erase cycles and data retention of 100 years.
7. Operating Temperature: Supports industrial temperature range from -40°C to +85°C.
8. Package Options: Available in various compact packages, such as PDIP, SOIC, and TSSOP.
9. Random and Sequential Read: Allows for flexible data access.
10. Page Write Capability: Supports up to 8-byte page write functionality.
These features make the AT24C02C-MAHM-T suitable for a variety of applications, including consumer electronics, industrial, and automotive systems.

Pinout

The AT24C02C-MAHM-T is a 2-Kbit (256 x 8) serial EEPROM with I²C interface. It typically comes in an 8-pin configuration. Here are the pin functions:
1. A0, A1, A2: These are address pins used to select the device address, allowing up to eight devices to be on the same bus.
2. VCC: Power supply pin, typically operating at 1.7V to 5.5V.
3. GND: Ground pin.
4. SDA (Serial Data): This pin is used for bidirectional data transfer between the microcontroller and the EEPROM.
5. SCL (Serial Clock): The clock input pin used to synchronize data transfer on the I²C bus.
6. WP (Write Protect): This pin is used to enable or disable write operations. When connected to VCC, write operations are disabled.
These pins allow for communication and data storage functionalities, making the AT24C02C suitable for applications requiring non-volatile memory.

Manufacturer

The AT24C02C-MAHM-T is manufactured by Microchip Technology Inc. Microchip Technology is a leading semiconductor company that specializes in the production and design of microcontrollers, mixed-signal, analog, and Flash-IP integrated circuits. The company provides a wide range of products and solutions that cater to various industries, including automotive, aerospace, consumer electronics, and industrial applications. Microchip is known for its innovation in embedded control solutions, enabling customers to create optimal designs with low risk and reduced total system cost.

Application

The AT24C02C-MAHM-T is a 2Kb EEPROM memory chip used in a variety of applications. It is commonly employed in consumer electronics for storing configuration data, calibration settings, and user preferences. In industrial applications, it is used for data logging, configuration storage, and as a memory backup. In automotive systems, it helps store small amounts of non-volatile data such as diagnostic information and settings. Additionally, it is used in medical devices for storing patient data and device settings. Its small size and low power consumption make it suitable for portable devices and IoT applications where space and power are limited.

Package

The AT24C02C-MAHM-T is an EEPROM memory chip from Microchip Technology, housed in an 8-lead, ultra-thin, lead-free, Plastic Dual Flat No-Lead (UDFN) package. This package is compact and suitable for applications requiring small form factors.

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