S25FL256SDPNFB000

Series:	FL-S
Packaging:	Tray
Part Status:	Active
Memory Type:	Non-Volatile
Memory Format:	FLASH
Technology:	FLASH - NOR
Memory Size:	256Mb (32M x 8)
Clock Frequency:	66MHz
Write Cycle Time - Word, Page:	--
Memory Interface:	SPI - Quad I/O
Voltage - Supply:	2.7 V ~ 3.6 V
Operating Temperature:	-40°C ~ 105°C (TA)
Mounting Type:	Surface Mount
Package / Case:	8-WDFN Exposed Pad
Supplier Device Package:	8-WSON (6x8)

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Introduction of S25FL256SDPNFB000 Memory

The S25FL256SDPNFB000 memory is a 8-megabit flash memory device suitable for general-purpose nonvolatile storage applications. This Flash memory device utilizes the industry-standard serial peripheral interface (SPI) and allows the device to interface with a variety of microprocessor systems.

Application Field of S25FL256SDPNFB000 Memory

A range of applications that use the S25FL256SDPNFB000 memory device can be found in consumer electronics and embedded systems. These applications include a variety of smart home sensors, Bluetooth devices, and automotive systems.For example, a home security system could leverage the S25FL256SDPNFB000 memory device for long-term data storage and low power consumption. Using the SPI the device is able to quickly transfer security data over a variety of wired and wireless communication protocols. In the automotive industry, the S25FL256SDPNFB000 memory device can also be utilized for various applications, such as vehicle sensor array data logging and interface management. By utilizing the SPI along with other automotive protocols such as CAN and LIN, the device is capable of quickly receiving and storing sensor array data. Lastly, IoT devices can also make use of the S25FL256SDPNFB000 memory device. Its low power consumption, small size, and fast read and write speeds make it an ideal choice for applications such as connected wearables, sensors, and even home automation devices.

Working Principle of S25FL256SDPNFB000 Memory

The S25FL256SDPNFB000 operates differently depending on the communication interface used. When the SPI is used, the device supports both single and dual data rate (SDR and DDR) transfers. In SDR mode, the device can transfer data at a rate of up to 66MHz, while in DDR mode the rate is doubled to 132 MHz. At these transfer rates, the device is capable of reading up to 16 bytes of data per clock cycle. At the heart of the device is a bank of 256KWord x 256 bits (64MB) of nonvolatile memory, organized as 32 blocks of 8KWord x 256 bits. By utilizing page write commands, the device can store up to 256 pages of data of 256 bytes each. All data stored in these pages will be retained even when the device is not powered.The device also supports hardware write protection, which allows the user to protect certain parts of the memory from being written to or erased. This allows users to ensure that sensitive data remains secure. When the device is powered off, a power-down mode is used to ensure data retention. This allows the device to consume minimal power while maintaining the contents of its memory.

Conclusion

The S25FL256SDPNFB000 memory device provides a low power, small form factor memory solution suitable for a variety of general-purpose nonvolatile storage applications. Its ability to interface with a variety of protocols and its fast data transfer rates make it an ideal choice for embedded systems and consumer electronics. Through the use of page write commands, the device is capable of quickly storing up to 256 pages of data, even when powered off. Lastly, the device supports both SDR and DDR modes along with hardware write protection, ensuring that data is secure and protected.

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