IS25LD040-JKLE-TR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Memory Type:	Non-Volatile
Memory Format:	FLASH
Technology:	FLASH
Memory Size:	4Mb (512K x 8)
Clock Frequency:	100MHz
Write Cycle Time - Word, Page:	5ms
Memory Interface:	SPI
Voltage - Supply:	2.3 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 (6x5)

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IS25LD040-JKLE-TR: Memory Application Field and Working PrincipleThe IS25LD040-JKLE-TR is a type of integrated memory chip used for a variety of purposes. It is a 4-Kbit Serial Flash memory fabricated with ISSI’s advanced 1.8V-only, Non-Volatile Memory (NVM) technology. The IS25LD040-JKLE-TR is suitable for use in applications that require small footprints and areas, such as smart phones, tablets, and a wide range of embedded systems. The device is built with ultra-fast sensing and responding speeds and is designed to meet the needs of customers who require a reliable memory device with impressive read, write and erase operations that offer incremented performance.Application FieldsThe IS25LD040-JKLE-TR is commonly used for data storage in electronic devices or embedded systems, where its high density, small footprint, and reliable performance provide a great solution for the customer.The IS25LD040-JKLE-TR can be used in a wide range of electronic or embedded products including cellular phones, tablet PCs, digital cameras, digital video players, portable audio players, digital voice recorders and more.Working PrincipleThe IS25LD040-JKLE-TR features an advanced Non-Volatile Memory (NVM) technology, which results in the chip being able to retain data, even in the absence of any active power.The IS25LD040-JKLE-TR works by storing code in its internal cell array. This code can be varied, so it can be used for different applications. The code can be programmed into the chip through high level and low level commands, which allows the chip to control various operations and retrieve data.The chip also features an on-board 64 byte SRAM, which is used to store the device address specified by the command. The SRAM also allows for faster write and read operations.The IS25LD040-JKLE-TR is also built to respond to and detect in-system programming cycles, meaning it can detect and receive high voltage programming cycles from the controller. This feature provides long-term reliable performance.ConclusionThe IS25LD040-JKLE-TR is an advanced integrated memory chip that provides a great solution for low to medium density applications such as those found in portable and embedded systems. The chip works using the advanced Non-Volatile Memory technology, providing reliable performance over long periods of time. The chip is also designed to respond to and detect in-system programming cycles and features an on-board 64 byte SRAM, making it ideal for a variety of applications.

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