CY15B004J-SXA

Series:	Automotive, AEC-Q100, F-RAM™
Packaging:	Tube
Part Status:	Active
Memory Type:	Non-Volatile
Memory Format:	FRAM
Technology:	FRAM (Ferroelectric RAM)
Memory Size:	4Kb (512 x 8)
Clock Frequency:	1MHz
Write Cycle Time - Word, Page:	--
Memory Interface:	I²C
Voltage - Supply:	2.7 V ~ 3.65 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

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CY15B004J-SXA Application Field and Working Principle

Introduction

CY15B004J-SXA is a 16Mb Serial Flash Memory designed specifically for general purpose embedded applications. It features advanced SPI clock-synchronous write and read capabilities, a 20MHz maximum clock frequency, and a simple memory management scheme. The CY15B004J-SXA Serial Flash Memory performs as a typical flash memory device with fast read and program times and a wide operating voltage range of 2.5V– 3.6V.

Application Field of CY15B004J-SXA

The CY15B004J-SXA Serial Flash Memory is primarily used in embedded applications like controllers, communication equipment, and consumer electronic products. This Serial Flash Memory device is ideal for automotive, industrial, biomedical, and consumer applications in which high speed and low power consumption are key requirements. It can also be used in distributed control systems and other applications that require long-term data storage and the maintenance of vital product data.

Working Principle

The working principle of CY15B004J-SXA is quite simple. The Serial Flash Memory device can be accessed by SPI protocol. This protocol involves a master communicating with the Serial Flash Memory to control and read/write operations. All operations begin with the master sending a command to the memory, followed by any data depending on the type of command. The device then responds back to the master with either information about the operation (for write operations) or by providing the requested data (for read operations).For example, to write data to the memory, the master first sends a command to the memory followed by the address of where to start writing, then the data. After receiving the data, the memory stores it in the given address and sends an acknowledgment back to the master.On the other hand, for reading data from the memory, the master sends a command to the memory followed by the address of where the data is located. After receiving the command, the memory grabs the data at the given address and sends it back to the requesting master.The CY15B004J-SXA Serial Flash Memory is designed to be able to operate in temperatures as low as -55°C and as high as +125°C. It also has a maximum clock frequency of 20MHz, fast read and program times, and a wide operating voltage range of 2.5V – 3.6V, making it suitable for a variety of application fields.

Conclusion

In conclusion, the CY15B004J-SXA Serial Flash Memory is a reliable and robust memory device that is suitable for use in a variety of embedded applications. It is capable of operating in extreme temperatures, has fast read and program times, a wide operating voltage range, and a maximum clock frequency of 20MHz. Its advanced SPI clock-synchronous write and read capabilities make the device ideal for use in many embedded applications where reliability, performance, and long-term data storage are key requirements.

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