IS25LQ040(2012) View Datasheet(PDF) - Integrated Silicon Solution

Part Name

Description

Manufacturer

IS25LQ040
(Rev.:2012)

4 Mbit Single Operating Voltage Serial Flash Memory With 104 MHz Dual- or 100MHz Quad-Output SPI Bus Interface

Integrated Silicon Solution 

IS25LQ040

DEVICE OPERATION (CONTINUED)

JEDEC ID READ COMMAND (READ PRODUCT IDENTIFICATION BY JEDEC ID)

OPERATION

The JEDEC ID READ instruction allows the user to

first Device ID1and the Device ID2, in the case of the,

read the manufacturer and product ID of devices. Refer each bit shifted out during the falling edge of SCK. If

to Table 10 Product Identification for pFlash

CE# stays low after the last bit of the Device ID is

Manufacturer ID and Device ID. After the JEDEC ID shifted out, the Manufacturer ID and Device ID will loop

READ command is input, the Manufacturer ID1 is

until CE# is pulled high.

shifted out on SO with the MSB first, followed by the

Figure 4. Read Product Identification by JEDEC ID READ Sequence

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

Rev. A

12

09/13/2012

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