24AA02E64-E/SN

Write Cycle Time - Word, Page:	5ms
Base Part Number:	24AA02E64
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TA)
Voltage - Supply:	1.7 V ~ 5.5 V
Memory Interface:	I²C
Access Time:	900ns
Series:	--
Clock Frequency:	400kHz
Memory Size:	2Kb (256 x 8)
Technology:	EEPROM
Memory Format:	EEPROM
Memory Type:	Non-Volatile
Part Status:	Active
Packaging:	Tube

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Introduction

The 24AA02E64-E/SN is a 2Kbit serial, I2C EEPROM memory device that is widely used in microcontroller applications. It is a small non-volatile EEPROM (Electrically Erasable Programmable Read-Only Memory) that stores data even when power is lost. The 24AA02E64-E/SN is manufactured by Microchip Technology Inc, a widely-recognised provider of digital and analogue integrated circuits. The device comes in a variety of packages and is an ideal memory for small and medium applications.

Applications

The 24AA02E64-E/SN is used in a wide range of applications, ranging from automotive to industrial and domestic. The device\'s main uses include storing configuration data, product identification codes, and user-related data in applications such as touch-screen devices and process control equipment. The device is also suitable for applications such as alarm and security systems, as well as data logging, where large amounts of data need to be stored. The 24AA02E64-E/SN is designed to be a very low-power device, providing excellent power efficiency in applications where energy needs to be kept to a minimum.

Features

The 24AA02E64-E/SN memory device has many features that make it an attractive option for applications. Firstly, the device offers an ideal combination of ease of use and fast program & erase cycles. The device offers up to 128 bytes of data storage capacity, and can be read and written with I2C data transfers at speeds of up to 400kHz. The device is also able to sustain a maximum operating voltage of 7 - 5.5 V, so it is suitable for use in applications that require wider voltage ranges.The 24AA02E64-E/SN also comes with a wide range of features that enhance the device\'s use. These features include a programmable hold time, a hardware write protection feature, and low power operation. The device can also operate in a low-voltage mode, so it is suitable for use in both industrial and automotive applications. Furthermore, the 24AA02E64-E/SN also integrates a high-speed current limiting circuit, which allows it to detect and protect itself against over-current and over-voltage conditions. This feature makes the device an excellent choice for applications that require high reliability and safety.

Working Principle

The 24AA02E64-E/SN EEPROM memory device operates on the principle of storing data on an electrically programmable chip. This chip can be erased and reprogrammed a number of times, allowing for changes to the stored data without any need for replacing the memory chip. The device utilizes an I2C communications interface to enable the user to make changes to the stored data. It is worth noting that the device can only be programmed using the I2C bus, and cannot be reprogrammed with the device\'s on-board programming circuitry.When data is written to the device, it is located in an 8-bit section known as the write buffer. Once data has been transferred to the write buffer, it then needs to be written to the memory array by the user (usually via an I2C command). Data is then stored in the device\'s voltage-dependent EEPROM array. This array is used to store the data even during periods of power loss.

Conclusion

The 24AA02E64-E/SN is an ideal memory device for small and medium applications. It is a non-volatile EEPROM device that can store up to 128 bytes of data, and is suitable for use in a wide range of applications, from automotive to industrial. The device has a number of features that make it reliable and efficient, such as a programmable hold time and a hardware write protection feature. Furthermore, the 24AA02E64-E/SN utilizes an I2C communications interface, allowing users to make changes to the stored data. The device is also protected against over-current and over-voltage conditions, making it an excellent choice for applications that require high reliability and safety.

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