25AA010A-I/SN

Series:	--
Packaging:	Tube
Part Status:	Active
Memory Type:	Non-Volatile
Memory Format:	EEPROM
Technology:	EEPROM
Memory Size:	1Kb (128 x 8)
Clock Frequency:	10MHz
Write Cycle Time - Word, Page:	5ms
Memory Interface:	SPI
Voltage - Supply:	1.8 V ~ 5.5 V
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 Part Number:	25AA010A

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Introduction

The 25AA010A-I/SN is a 32-Kbit Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) manufactured by Microchip Technology Incorporated. This EEPROM is a nonvolatile memory component with 1,024 memory locations and a wide operating voltage of 1.8V - 5.5V, making it a suitable choice for applications with different power requirements. The 25AA010A-I/SN is compatible with both the I2C (Inter Integrated Circuit) and SPI (Serial Peripheral Interface) protocols. This article will explore the application field and working principle of the 25AA010A-I/SN so that users can understand how to best utilize this component.

Application Field

The 25AA010A-I/SN is designed for use in embedded systems, such as in industrial, automotive, or medical applications. This EEPROM is perfect for storing data that needs to be protected from loss or tampering, as it is a non-volatile memory component. In addition, this component has a wide operating voltage so it can be used in systems with varying power requirements. An example application is in a medical patient monitor, where critical data must be stored securely and reliably.

Working Principle

The 25AA010A-I/SN utilizes the I2C or SPI protocols to transfer data between the component and a microcontroller. It is a serial EEPROM, meaning that data is transferred one bit at a time, making it capable of transferring data at speeds up to 10Mbits/s. Data can be read from and written to the 25AA010A-I/SN using one of the two protocols.Writing data to the 25AA010A-I/SN is a two-step process. First, a clocking pulse is sent from the microcontroller to the component, letting it know it\'s about to receive data. Then, data is transferred one bit at a time from the microcontroller to the component.Reading data is also a two-step process. First, a clocking pulse is sent from the microcontroller to the component, letting it know it\'s about to request data. Then, data is transferred one bit at a time from the component to the microcontroller.The 25AA010A-I/SN also has a self-timed programming cycle of 10μs. This means that data can be written to the component at speeds up to 100,000 bits per second.

Conclusion

The 25AA010A-I/SN is a 32-Kbit Serial EEPROM designed for use in embedded systems. This component can utilize either the I2C or SPI protocols for data transfer, and also has a self-timed programming cycle of 10μs. These features make the 25AA010A-I/SN a great choice for applications where data must be stored securely and reliably.

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