93C56A-E/P

Series:	--
Packaging:	Tube
Part Status:	Active
Memory Type:	Non-Volatile
Memory Format:	EEPROM
Technology:	EEPROM
Memory Size:	2Kb (256 x 8)
Clock Frequency:	2MHz
Write Cycle Time - Word, Page:	2ms
Memory Interface:	SPI
Voltage - Supply:	4.5 V ~ 5.5 V
Operating Temperature:	-40°C ~ 125°C (TA)
Mounting Type:	Through Hole
Package / Case:	8-DIP (0.300", 7.62mm)
Supplier Device Package:	8-PDIP
Base Part Number:	93C56A

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Introduction

93C56A-E/P is a low-voltage, low-power, serial Electrically Erasable Programmable Read-Only Memory (EEPROM) device. It uses 8-pin surface mount package and is designed to be used in a variety of applications. It has a wide operating voltages between 1.8V and 5.5V. It features robust register protection architecture to help protect the data against unwanted program or erase operations.

Application Field

93C56A-E/P is widely used in a variety of applications due its power efficiency, small size, and ruggedness. It is suitable for applications such as automotive, industrial, and home appliances.Automotive:93C56A-E/P is used in automotive applications as it is capable of withstanding wide temperature ranges and operates well in harsh environments. In addition, it also provides valuable data storage for engine control units (ECU) and automotive security systems. Industrial: 93C56A-E/P is used in industrial settings due its resistance to vibration, shock, and extreme temperatures. It is often used in SCADA systems (Supervisory Control and Data Acquisition Systems) and industrial control systems to store configuration data and system data. Home Appliances: 93C56A-E/P is used in many household appliances, especially those requiring easy parameter adjustments. It is often used in applications ranging from refrigerators, washers, and dryers to more complex appliances such as TVs, air conditioning units, and smart appliances.

Working Principle

93C56A-E/P works on the principle of Fowler-Nordheim tunneling—a process of electrons tunneling through a thin oxide layer. This process is used to switch cells between the two logic states of data—programmed and erased. The programming of 93C56A-E/P devices is performed by applying a program voltage to turn the cell on and an erase voltage to turn the cell off. In order to program or erase the device, the erase and program pins must be connected to their respective voltages. The program pin must then be connected to a self-clocking signal, which is usually controlled by software or by an integrated program/erase controller. Once the program or erase operation begins, the device cycles through the entire programming/erasing steps. During the programming/erasing process, the erase/program timer tracks down the progress of the programming/erasing process and notifies the status of the device. When the programming/erasing operation is complete, the erase/program pins are disconnected from active sources. Data can be read from the device during the entire operation by using the chip enable pin. The 93C56A-E/P device has several advanced features such as a power-up reset, write protection, overflow protection, and write cycles protection. These features provide data security in case of unexpected power failure, and allow the device to be used with confidence.

Conclusion

93C56A-E/P is a low-voltage, low-power serial EEPROM device that is used in a range of applications. Its compact package and wide operating voltage range make it suitable for automotive, industrial, and home appliance applications. It works on the principle of Fowler-Nordheim tunneling, and features advanced features such as power-up reset, write protection, overflow protection, and write cycles protection to provide data security.

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