IS25LE512MG-RMLA2:PTY datasheet(97/194 Pages) ISSI

Teilenummer	IS25LE512MG-RMLA2:PTY

Bauteilbeschribung	SERIAL FLASH MEMORY 166/133MHZ MULTI I/O SPI & QUAD I/O QPI DTR INTERFACE WITH ON-CHIP ECC

PDF	194 Pages

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Hersteller	ISSI [Integrated Silicon Solution, Inc]

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IS25LE512MG

IS25WE512MG

Integrated Silicon Solution, Inc.- www.issi.com

Rev. A6

10/02/2025

8.17 WRITE ENABLE OPERATION (WREN, 06h)

The Write Enable (WREN) instruction is used to set the Write Enable Latch (WEL) bit. The WEL bit is reset to the

write-protected state after power-up. The WEL bit must be write enabled before any write operation, including

Sector Erase, Block Erase, Chip Erase, Page Program, Program Information Row, Write Status Register, Write

Function Register, Set Non-Volatile Read Register, Set Non-Volatile Extended Read Register, Set Volatile Read

automatically upon completion of a write operation. The WREN instruction is required before any above operation

is executed.

Figure 8.42 Write Enable Sequence In SPI Mode

Instruction = 06h

CE#

SCK

Mode 3

Mode 0

High Impedance

Figure 8.43 Write Enable Sequence In QPI Mode

06h

CE#

SCK

IO[3:0]

Mode 3

Mode 0

IS25LE512MG-RMLA2:PTY Datenblatt(PDF) 97 Page - Integrated Silicon Solution, Inc