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Dual / Quad SPI Memory

Universal and Expandable

Ultra-low Energy, Low Power
Fast Page Erase
7nA Sleep
Battery Monitor
Security

Our Dual / Quad products, including our new Ultra-low Energy AT25EU and FusionHD™ devices, are designed with compatibility in mind. They feature industry standard features and pin outs that can work in any new or pre-existing design. But we know that great systems need more. This is why we offer product lines with a wealth of advanced features such as 7nA sleep, faster page erase for ultimate energy efficiency , hi-reliability, hi-temp and comprehensive security features.

Ultra-Low Energy
Wide Vcc

Ultra-low Energy Product Family

EU – Single, Dual, Quad SPI

1.8V Universal

1.8V Product Family

DL – Single, Dual SPI

SL – Single, Dual, Quad SPI options

QL – Quad SPI default, QPI option

3.0V Universal

3.0V Product Family

DF – Single, Dual SPI

SF – Single, Dual, Quad SPI options

QF – Quad SPI default, QPI option

Wide Vcc
Enhanced Features

Fusion, Fusion HD Family

DF / DN – Single, Dual SPI

FF – Single, Dual, Quad SPI options

XE – Single, Dual, Quad SPI plus system improvement features

XV – Extended wide Vcc (1.65 – 4.4V)

Simulation Tools

Programmer Support

Adesto Flash Driver Reference Package

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1.8V Universal SPI Memory

Density	Product / Datasheet	Speed	Vcc range	Interface	Status	Samples

128Mbit	AT25SL128A	133MHz	1.7V-2.0V	SPI, Dual, Quad I/O	Production	Order Samples
128Mbit	AT25QL128A	133MHz	1.7V-2.0V	SPI, Dual, Quad I/O	Production	Order Samples
64Mbit	AT25SL641	133MHz	1.7V-2.0V	SPI, Dual, Quad I/O	Production	Order Samples
64Mbit	AT25QL641	133MHz	1.65V-1.95V	SPI, Dual, Quad I/O	Production	Order Samples
32Mbit	AT25SL321	104MHz	1.7V-2.0V	SPI, Dual, Quad I/O	Production	Order Samples
32Mbit	AT25QL321	104MHz	1.7V-2.0V	SPI, Dual, Quad I/O	Production	Order Samples
16Mbit	AT25DL161 (105°C)	100MHz	1.65V-1.95V	SPI, Dual I/O	Production	Order Samples
16Mbit	AT25DL161	100MHz	1.65V-1.95V	SPI, Dual I/O	Production	Order Samples
8Mbit	AT25DL081	100MHz	1.65V-1.95V	SPI, Dual I/O	Production	Order Samples

AT25SL128A details
Ordering Code	Package
AT25SL128A-MHE-T	UDFN 8MA1 8 - 5x6
AT25SL128A-SUE-T	8S4
AT25SL128A-SUE-B	8S4
AT25SL128A-UUE-T	21-WLCSP
AT25SL128A-DWF	See Wafer-Die Solution Menu
AT25SL128A-UIUE-T	21-WLCSP

AT25QL128A details
Ordering Code	Package
AT25QL128A-MHE-T	UDFN 8MA1 8 - 5x6
AT25QL128A-SUE-T	8S4
AT25QL128A-SUE-B	8S4
AT25QL128A-CCUE-T	24CC - 8x6
AT25QL128A-UUE-T	21-WLCSP
AT25QL128A-UIUE-T	21-WLCSP low profile
AT25QL128A-DWF	See Wafer-Die Solution Menu

AT25SL641 details
Ordering Code	Package
AT25SL641-MHE-T	UDFN 8MA1 8 - 5x6
AT25SL641-SUE-T	8S4
AT25SL641-CCUE-T	24CC - 8x6
AT25SL641-UUE-T	WLCSP - Contact Adesto
AT25SL641-UCUE-T	WLCSP - Contact Adesto
AT25SL641-DWF	See Wafer-Die Solution Menu

AT25QL641 details
Ordering Code	Package
AT25QL641-MHE-T	UDFN 8MA1 8 - 5x6
AT25QL641-SUE-T	8S4
AT25QL641-CCUE-T	24CC - 8x6
AT25QL641-UUE-T	WLCSP - Contact Adesto
AT25QL641-UCUE-T	WLCSP - Contact Adesto
AT25QL641-DWF	See Wafer-Die Solution Menu

AT25SL321 details
Ordering Code	Package
AT25SL321-MHE-T	UDFN 8MA1 8 - 5x6
AT25SL321-MBUE-T	8MA2 - USON
AT25SL321-SUE-T	8S4
AT25SL321-SSHE-T	8S1
AT25SL321-UUE-T	WLCSP - Contact Adesto
AT25SL321-DWF	See Wafer-Die Solution Menu

AT25QL321 details
Ordering Code	Package
AT25QL321-MHE-T	UDFN 8MA1 8 - 5x6
AT25QL321-MBUE-T	8MA2 - USON
AT25QL321-SUE-T	SOIC 208MIL 8S2 8
AT25QL321-CCUE-T	24CC - 8x6
AT25QL321-UUE-T	WLCSP - Contact Adesto
AT25QL321-UAUE-T	WLCSP - Contact Adesto
AT25QL321-DWF	See Wafer-Die Solution Menu

AT25DL161 details
Ordering Code	Package
AT25DL161-MHN-Y	UDFN 8MA1 8 - 5x6
AT25DL161-SSHN-T	SOIC 150MIL 8S1 8
AT25DL161-UUN-T SnAgCu	-
AT25DL161-MHN-T	UDFN 8MA1 8 - 5x6
AT25DL161-SSHN-B	SOIC 150MIL 8S1 8

AT25DL081 details
Ordering Code	Package
AT25DL081-MHN-T	UDFN 8MA1 8 - 5x6

AT25DL161 (105°C) details
Ordering Code	Package
AT25DL161-SSHNGA-T	SOIC 150MIL 8S1 8
AT25DL161-SSHNGA-B	SOIC 150MIL 8S1 8

3.0V Universal SPI Memory

Density	Product / Datasheet	Speed	Vcc range	Interface	Status	Samples

128Mbit	AT25SF128A	133MHz	2.7V-3.6V	SPI, Dual, Quad I/O	Production	Order Samples
128Mbit	AT25QF128A	133MHz	2.7V-3.6V	SPI, Dual, Quad I/O	Production	Order Samples
64Mbit	AT25SF641B	104MHz	2.7V-3.6V	SPI, Dual, Quad I/O, XiP Support	Production	Order Samples
64Mbit	AT25QF641B	104MHz	2.7V-3.6V	SPI, Dual, Quad I/O, XiP Support	Production	Order Samples
64Mbit	AT25SF641	104MHz	2.7V-3.6V	SPI, Dual, Quad I/O	NRND	Contact Us
64Mbit	AT25QF641	104MHz	2.7V-3.6V	SPI, Dual, Quad I/O	NRND	Contact Us
64Mbit	AT25DF641A	100MHz	2.7V-3.6V	SPI, Dual I/O	Production	Order Samples
32Mbit	AT25SF321B	108MHz	2.7V-3.6V	SPI, Dual, Quad I/O, XiP Support	Production	Order Samples
32Mbit	AT25SF321	104MHz	2.5V-3.6V	SPI, Dual, Quad I/O	NRND	Contact Us
32Mbit	AT25DF321A	100MHz	2.7V-3.6V	SPI, Dual I/O	Production	Order Samples
16Mbit	AT25SF161B	108MHz	2.5V-3.6V	SPI, Dual, Quad I/O, XiP Support	Production	Order Samples
16Mbit	AT25SF161	104MHz	2.5V-3.6V	SPI, Dual, Quad I/O	NRND	Contact Us
16Mbit	AT25SF161 (125°C)	85MHz	2.5V-3.6V	SPI, Dual, Quad I/O	NRND	Contact Us
8Mbit	AT25SF081B	108MHz	2.5V-3.6V	SPI, Dual, Quad I/O, XiP Support	Production	Order Samples
8Mbit	AT25SF081	104MHz	2.3V-3.6V	SPI, Dual, Quad I/O	NRND	Contact Us
8Mbit	AT25DF081A	100MHz	2.7V-3.6V	SPI, Dual I/O	Production	Order Samples
4Mbit	AT25SF041B	108MHz	2.5V-3.6V	SPI, Dual, Quad I/O, XiP Support	Production	Order Samples
4Mbit	AT25SF041	104MHz	2.5V-3.6V	SPI, Dual, Quad I/O	NRND	Contact Us
4Mbit	AT25SF041 (125°C)	85MHz	2.5V-3.6V	SPI, Dual, Quad I/O	NRND	Contact Us
1Mbit	AT25DN011	104MHz	2.3V-3.6V	SPI, Dual Read	Production	Order Samples
512Kbit	AT25DN512C	104MHz	2.3V-3.6V	SPI, Dual Read	Production	Order Samples
256Kbit	AT25DN256	104MHz	2.3V-3.6V	SPI, Dual Read	Production	Order Samples

*Status column NRND = Not Recommended for New Designs

AT25SF128A details
Ordering Code	Package
AT25SF128A-SHB-T	8S2
AT25SF128A-MHB-T	UDFN 8MA1 8 - 5x6
AT25SF128A-SHBHD-T	8S2

AT25QF128A details
Ordering Code	Package
AT25QF128A-SHB-T	8S2
AT25QF128A-MHB-T	UDFN 8MA1 8 - 5x6
AT25QF128A-SHBHD-T	8S2

AT25SF641B details
Ordering Code	Package
AT25SF641B-SHB-T	SOIC 208MIL 8S2 8
AT25SF641B-SHB-B	SOIC 208MIL 8S2 8
AT25SF641B-MHB-T	UDFN 8MA1 8 - 5x6
AT25SF641B-DWF	See Wafer-Die Solution Menu
AT25SF641B-SPB-T	SOIC 208MIL 8S2 8

AT25QF641B details
Ordering Code	Package
AT25QF641B-SHB-T	SOIC 208MIL 8S2 8
AT25QF641B-SHB-B	SOIC 208MIL 8S2 8
AT25QF641B-MHB-T	UDFN 8MA1 8 - 5x6
AT25QF641B-DWF	See Wafer-Die Solution Menu

AT25SF641 details
Ordering Code	Package
AT25SF641-MHB-T	UDFN 8MA1 8 - 5x6
AT25SF641-SUB-T	SOIC 208MIL 8S2 8
AT25SF641-CCUB-T	24CC - 8x6
AT25SF641-UUB-T	21-WLCSP
AT25SF641-DWF	See Wafer-Die Solution Menu

AT25QF641 details
Ordering Code	Package
AT25QF641-MHB-T	UDFN 8MA1 8 - 5x6
AT25QF641-SUB-T	8S4
AT25QF641-CCUB-T	24CC - 8x6
AT25QF641-UUB-T	WLCSP - Contact Adesto
AT25QF641-UCUB-T	WLCSP - Contact Adesto
AT25QF641-DWF	See Wafer-Die Solution Menu

AT25DF641A details
Ordering Code	Package
AT25DF641A-MH-Y	UDFN 8MA1 8 - 5x6
AT25DF641A-MH-T	UDFN 8MA1 8 - 5x6
AT25DF641A-SH-B	SOIC 208MIL 8S2 8
AT25DF641A-SH-T	SOIC 208MIL 8S2 8

AT25SF321B details
Ordering Code	Package
AT25SF321B-SSHB-B	SOIC 150MIL 8S1 8
AT25SF321B-SSHB-T	SOIC 150MIL 8S1 8
AT25SF321B-SHB-B	SOIC 208MIL 8S2 8
AT25SF321B-SHB-T	SOIC 208MIL 8S2 8
AT25SF321B-MHB-T	UDFN 8MA1 8 - 5x6
AT25SF321B-DWF	See Wafer-Die Solution Menu

AT25SF321 details
Ordering Code	Package
AT25SF321-SSHD-B	SOIC 150MIL 8S1 8
AT25SF321-SSHD-T	SOIC 150MIL 8S1 8
AT25SF321-SHD-B	SOIC 208MIL 8S2 8
AT25SF321-SHD-T	SOIC 208MIL 8S2 8
AT25SF321-MHD-Y	UDFN 8MA1 8 - 5x6
AT25SF321-MHD-T	UDFN 8MA1 8 - 5x6

AT25DF321A details
Ordering Code	Package
AT25DF321A-MH-Y	UDFN 8MA1 8 - 5x6
AT25DF321A-MH-T	UDFN 8MA1 8 - 5x6
AT25DF321A-SH-B	SOIC 208MIL 8S2 8
AT25DF321A-SH-T	SOIC 208MIL 8S2 8
AT25DF321A-CCU-T	UBGA 9CC19 - 6x6

AT25SF161B details
Ordering Code	Package
AT25SF161B-SSHB-T	SOIC 150MIL 8S1 8
AT25SF161B-SSHD-T	SOIC 150MIL 8S1 8
AT25SF161B-SSHB-B	SOIC 150MIL 8S1 8
AT25SF161B-SSHD-B	SOIC 150MIL 8S1 8
AT25SF161B-SHB-T	SOIC 208MIL 8S2 8
AT25SF161B-SHD-T	SOIC 208MIL 8S1 8
AT25SF161B-SHB-B	SOIC 208MIL 8S2 8
AT25SF161B-SHD-B	SOIC 208MIL 8S1 8
AT25SF161B-MHB-T	UDFN 8MA1 8 – 5x6
AT25SF161B-MHD-T	UDFN 8MA1 9 – 5x6
AT25SF161B-UUB-T	8-WLCSP
AT25SF161B-UUD-T	8-WLCSP
AT25SF161B-DWF	See Wafer-Die Solution Menu

AT25SF161 details
Ordering Code	Package
AT25SF161-SSHD-B	SOIC 150MIL 8S1 8
AT25SF161-SSHD-T	SOIC 150MIL 8S1 8
AT25SF161-SHD-B	SOIC 208MIL 8S2 8
AT25SF161-SHD-T	SOIC 208MIL 8S2 8
AT25SF161-MHD-Y	UDFN 8MA1 8 - 5x6
AT25SF161-UUD-T	8-WLCSP
AT25SF161-MHD-T	UDFN 8MA1 8 - 5x6
AT25SF161-SSPD-T	SOIC 150MIL 8S1 8
AT25SF161-UUD-T	8-WLCSP
AT25SF161-DWF	See Wafer-Die Solution Menu

AT25SF161 (125°C) details
Ordering Code	Package
AT25SF161-SHDHR-B	SOIC 208MIL 8S2 8
AT25SF161-SHDHR-T	SOIC 208MIL 8S2 8
AT25SF161-SSHDHR-B	SOIC 150MIL 8S1 8
AT25SF161-SSHDHR-T	SOIC 150MIL 8S1 8

AT25SF081B details
Ordering Code	Package
AT25SF081B-SSHB-B	SOIC 150MIL 8S1 8
AT25SF081B-SSHB-T	SOIC 150MIL 8S1 8
AT25SF081B-SHB-B	SOIC 208MIL 8S2 8
AT25SF081B-SHB-T	SOIC 208MIL 8S2 8
AT25SF081B-MAHB-T	UDFN 8MA3 - 2x3
AT25SF081B-DWF	See Wafer-Die Solution Menu

AT25SF081 details
Ordering Code	Package
AT25SF081-SSHD-B	SOIC 150MIL 8S1 8
AT25SF081-SSHD-T	SOIC 150MIL 8S1 8
AT25SF081-SHD-B	SOIC 208MIL 8S2 8
AT25SF081-SHD-T	SOIC 208MIL 8S2 8
AT25SF081-XMHD-B	TSSOP 8X - 3x4
AT25SF081-XMHD-T	TSSOP 8X - 3x4
AT25SF081-MAHD-Y	UDFN 8MA3 - 2x3
AT25SF081-MAHD-T	UDFN 8MA3 - 2x3
AT25SF081-MHD-Y	UDFN 8MA1 8 - 5x6
AT25SF081-MHD-T	UDFN 8MA1 8 - 5x6
AT25SF081-SSHF-B	SOIC 150MIL 8S1 8
AT25SF081-SSHF-T	SOIC 150MIL 8S1 8
AT25SF081-SHF-B	SOIC 208MIL 8S2 8
AT25SF081-SHF-T	SOIC 208MIL 8S2 8
AT25SF081-MHF-T	UDFN 8MA1 8 - 5x6
AT25SF081-MAHF-T	UDFN 8MA3 - 2x3

AT25DF081A details
Ordering Code	Package
AT25DF081A-SSH-B	SOIC 150MIL 8S1 8
AT25DF081A-SSH-T	SOIC 150MIL 8S1 8
AT25DF081A-SH-B	SOIC 208MIL 8S2 8
AT25DF081A-SH-T	SOIC 208MIL 8S2 8
AT25DF081A-MH-Y	UDFN 8MA1 8 - 5x6
AT25DF081A-MH-T	UDFN 8MA1 8 - 5x6

AT25SF041B details
Ordering Code	Package
AT25SF041B-SSHB-B	SOIC 150MIL 8S1 8
AT25SF041B-SSHB-T	SOIC 150MIL 8S1 8
AT25SF041B-SHB-B	SOIC 208MIL 8S2 8
AT25SF041B-SHB-T	SOIC 208MIL 8S2 8
AT25SF041B-MAHB-T	UDFN 8MA3 - 2x3
AT25SF041B-MAHD-T	UDFN 8MA1 8 - 5x6
AT25SF041B-DWF	See Wafer-Die Solution Menu

AT25SF041 details
Ordering Code	Package
AT25SF041-SSHD-B	SOIC 150MIL 8S1 8
AT25SF041-SSHD-T	SOIC 150MIL 8S1 8
AT25SF041-SHD-B	SOIC 208MIL 8S2 8
AT25SF041-SHD-T	SOIC 208MIL 8S2 8
AT25SF041-XMHD-B	TSSOP 8X - 3x4
AT25SF041-XMHD-T	TSSOP 8X - 3x4
AT25SF041-MAHD-T	UDFN 8MA3 - 2x3
AT25SF041-MHD-T	UDFN 8MA1 8 - 5x6

AT25DN011 details
Ordering Code	Package
AT25DN011-MAHF-Y	UDFN 8MA3 - 2x3
AT25DN011-MAHF-T	UDFN 8MA3 - 2x3
AT25DN011-SSHF-B	SOIC 150MIL 8S1 8
AT25DN011-SSHF-T	SOIC 150MIL 8S1 8
AT25DN011-XMHF-T	TSSOP 8X - 3x4
AT25DN011-XMHF-B	TSSOP 8X - 3x4

AT25DN512C details
Ordering Code	Package
AT25DN512C-MAHF-Y	UDFN 8MA3 - 2x3
AT25DN512C-MAHF-T	UDFN 8MA3 - 2x3
AT25DN512C-SSHF-B	SOIC 150MIL 8S1 8
AT25DN512C-SSHF-T	SOIC 150MIL 8S1 8
AT25DN512C-XMHF-T	TSSOP 8X - 3x4
AT25DN512C-XMHF-B	TSSOP 8X - 3x4

AT25DN256 details
Ordering Code	Package
AT25DN256-MAHF-Y	UDFN 8MA3 - 2x3
AT25DN256-MAHF-T	UDFN 8MA3 - 2x3
AT25DN256-SSHF-B	SOIC 150MIL 8S1 8
AT25DN256-SSHF-T	SOIC 150MIL 8S1 8
AT25DN256-XMHF-T	TSSOP 8X - 3x4
AT25DN256-XMHF-B	TSSOP 8X - 3x4

Wide Vcc Enhanced Features SPI Memory

Density	Product / Datasheet	Speed	Vcc range	Interface	Status	Samples

32Mbit	AT25XE321D	133MHz	1.65V-3.6V	SPI, Dual, Quad I/O, XiP Support	Production	Order Samples
32Mbit	AT25FF321A	133MHz	1.65V-3.6V	SPI, Dual, Quad I/O, XiP Support	Production	Order Samples
16Mbit	AT25XE161D	133MHz	1.65V-3.6V	SPI, Dual, Quad I/O, XiP Support	Production	Order Samples
16Mbit	AT25FF161A	133MHz	1.65V-3.6V	SPI, Dual, Quad I/O, XiP Support	Production	Order Samples
8Mbit	AT25XE081D	133MHz	1.65V-3.6V	SPI, Dual, Quad I/O, XiP Support	Production	Order Samples
8Mbit	AT25FF081A	133MHz	1.65V-3.6V	SPI, Dual, Quad I/O, XiP Support	Production	Order Samples
4Mbit	AT25XE041D	133MHz	1.65V-3.6V	SPI, Dual, Quad I/O, XiP Support	Production	Order Samples
4Mbit	AT25FF041A	133MHz	1.65V-3.6V	SPI, Dual, Quad I/O, XiP Support	Production	Order Samples
4Mbit	AT25CY042	85MHz	1.7V-3.6V	SPI, Dual, Quad I/O	Production	Order Samples
4Mbit	AT25XV041B	85MHz	1.65V-4.4V	SPI, Dual Read	Production	Order Samples
4Mbit	AT25XE041B	85MHz	1.65V-3.6V	SPI, Dual Read	Production	Order Samples
4Mbit	AT25XE041B (125°C)	85MHz	1.7V-3.6V	SPI, Dual Read	Production	Order Samples
4Mbit	AT25DF041B	85MHz	1.65V-3.6V	SPI, Dual Read	Production	Order Samples
4Mbit	AT25DF041B (125°C)	85MHz	1.7V-3.6V	SPI, Dual Read	Production	Order Samples
2Mbit	AT25XV021A	70MHz	1.65V-4.4V	SPI, Dual Read	Production	Order Samples
2Mbit	AT25XE021A	70MHz	1.65V-3.6V	SPI, Dual Read	Production	Order Samples
2Mbit	AT25DF021A	104MHz	1.65V-3.6V	SPI, Dual Read	Production	Order Samples
2Mbit	AT25DF021A (125°C)	85MHz	1.7V-3.6V	SPI, Dual Read	Production	Order Samples
1Mbit	AT25XE011	104MHz	1.65V-3.6V	SPI, Dual Read	Production	Order Samples
1Mbit	AT25DF011	104MHz	1.65V-3.6V	SPI, Dual Read	Production	Order Samples
1Mbit	AT25DF011 (125°C)	104MHz	1.7V-3.6V	SPI, Dual Read	Production	Order Samples
512Kbit	AT25DF512C	104MHz	1.65V-3.6V	SPI, Dual Read	Production	Order Samples
512Kbit	AT25XE512C	104MHz	1.65V-3.6V	SPI, Dual Read	Production	Order Samples
256Kbit	AT25DF256	104MHz	1.65V-3.6V	SPI, Dual Read	Production	Order Samples

AT25XE321D details
Ordering Code	Package
AT25XE321D-SSHN-T	SOIC 150MIL 8S2 8
AT25XE321D-SSHN-B	SOIC 150MIL 8S2 8
AT25XE321D-SHN-T	SOIC 208MIL 8S2 8
AT25XE321D-SHN-B	SOIC 208MIL 8S2 8
AT25XE321D-MHN-T	UDFN 8MA1 8 - 5x6
AT25XE321D-MHN-Y	UDFN 8MA1 8 - 5x6
AT25XE321D-UUN-T	8-WLCSP
AT25XE321D-DWF	See Wafer-Die Solution Menu

AT25FF321A details
Ordering Code	Package
AT25FF321A-SSHN-B	SOIC 150MIL 8S1 8
AT25FF321A-SSHN-T	SOIC 150MIL 8S1 8
AT25FF321A-SHN-B	SOIC 208MIL 8S2 8
AT25FF321A-SHN-T	SOIC 208MIL 8S2 8
AT25FF321A-MHN-Y	UDFN 8MA1 8 - 5x6
AT25FF321A-MHN-T	UDFN 8MA1 8 - 5x6
AT25FF321A-UUN-T	12-WLCSP 3x2x3
AT25FF321A-MBUN-T	UDFN 8MA2 8 - 3x4

AT25XE161D details
Ordering Code	Package
AT25XE161D-SSHN-T	SOIC 150MIL 8S1 8
AT25XE161D-SSHN-B	SOIC 150MIL 8S1 8
AT25XE161D-SHN-T	SOIC 208MIL 8S2 8
AT25XE161D-SHN-B	SOIC 208MIL 8S2 8
AT25XE161D-MAHN-T	UDFN 8MA3 - 2x3
AT25XE161D-UUN-T	8-WLCSP
AT25XE161D-DWF	See Wafer-Die Solution Menu

AT25FF161A details
Ordering Code	Package
AT25FF161A-SSHN-T	SOIC 150MIL 8S1 8
AT25FF161A-SSHN-B	SOIC 150MIL 8S1 8
AT25FF161A-SHN-T	SOIC 208MIL 8S2 8
AT25FF161A-SHN-B	SOIC 208MIL 8S2 8
AT25FF161A-MAHN-T	UDFN 8MA3 - 2x3
AT25FF161A-UUN-T	8-WLCSP
AT25FF161A-DWF	See Wafer-Die Solution Menu

AT25XE081D details
Ordering Code	Package
AT25XE081D-SSHN-T	SOIC 150MIL 8S1 8
AT25XE081D-SSHN-B	SOIC 150MIL 8S1 8
AT25XE081D-SHN-T	SOIC 208MIL 8S2 8
AT25XE081D-SHN-B	SOIC 208MIL 8S2 8
AT25XE081D-MAHN-T	UDFN 8MA3 - 2x3
AT25XE081D-UUN-T	8-WLCSP
AT25XE081D-DWF	See Wafer-Die Solution Menu

AT25FF081A details
Ordering Code	Package
AT25FF081A-SSHN-T	SOIC 150MIL 8S1 8
AT25FF081A-SSHN-B	SOIC 150MIL 8S1 8
AT25FF081A-SHN-T	SOIC 208MIL 8S2 8
AT25FF081A-SHN-B	SOIC 208MIL 8S2 8
AT25FF081A-MAHN-T	UDFN 8MA3 - 2x3
AT25FF081A-UUN-T	8-WLCSP
AT25FF081A-DWF	See Wafer-Die Solution Menu

AT25XE041D details
Ordering Code	Package
AT25XE041D-SSHN-T	SOIC 150MIL 8S1 8
AT25XE041D-SSHN-B	SOIC 150MIL 8S1 8
AT25XE041D-SHN-T	SOIC 208MIL 8S2 8
AT25XE041D-SHN-B	SOIC 208MIL 8S2 8
AT25XE041D-MAHN-T	UDFN 8MA3 - 2x3
AT25XE041D-UUN-T	8-WLCSP
AT25XE041D-DWF	See Wafer-Die Solution Menu

AT25FF041A details
Ordering Code	Package
AT25FF041A-SSHN-T	SOIC 150MIL 8S1 8
AT25FF041A-SSHN-B	SOIC 150MIL 8S1 8
AT25FF041A-SHN-T	SOIC 208MIL 8S2 8
AT25FF041A-SHN-B	SOIC 208MIL 8S2 8
AT25FF041A-MAHN-T	UDFN 8MA3 - 2x3
AT25FF041A-UUN-T	8-WLCSP
AT25FF041A-DWF	See Wafer-Die Solution Menu

AT25CY042 details
Ordering Code	Package
AT25CY042-MHN-T	SOIC 208MIL 8S2 8
AT25CY042-SSHN-B	SOIC 150MIL 8S2 8
AT25CY042-MHN-B	UDFN 8MA1 8 - 5x6
AT25CY042-SHN-T	SOIC 208MIL 8S2 8
AT25CY042-SSHN-T	SOIC 150MIL 8S2 8
AT25CY042-MHN-T	UDFN 8MA1 8 - 5x6

AT25XV041B details
Ordering Code	Package
AT25XV041B-SSHV-B	SOIC 150MIL 8S1 8
AT25XV041B-SSHV-T	SOIC 150MIL 8S1 8
AT25XV041B-MHV-B	UDFN 8MA1 8 - 5x6
AT25XV041B-MHV-T	UDFN 8MA1 8 - 5x6
AT25XV041B-MAHV-T	UDFN 8MA3 - 2x3
AT25XV041B-XMHV-B	TSSOP 8X - 3x4
AT25XV041B-XMHV-T	TSSOP 8X - 3x4
AT25XV041B-UUVT	8-WLCSP

AT25XE041B details
Ordering Code	Package
AT25XE041B-SSHN-B	SOIC 150MIL 8S1 8
AT25XE041B-SSHN-T	SOIC 150MIL 8S1 8
AT25XE041B-XMHN-B	TSSOP 8X - 3x4
AT25XE041B-XMHN-T	TSSOP 8X - 3x4
AT25XE041B-MAHN-T	UDFN 8MA3 - 2x3
AT25XE041B-MHN-Y	UDFN 8MA1 8 - 5x6
AT25XE041B-MHN-T	UDFN 8MA1 8 - 5x6
AT25XE041B-UUN-T	8-WLCSP

AT25DF041B details
Ordering Code	Package
AT25DF041B-SSHN-B	SOIC 150MIL 8S1 8
AT25DF041B-SSHN-T	SOIC 150MIL 8S1 8
AT25DF041B-XMHN-B	TSSOP 8X - 3x4
AT25DF041B-XMHN-T	TSSOP 8X - 3x4
AT25DF041B-MAHN-T	UDFN 8MA3 - 2x3
AT25DF041B-MHN-Y	UDFN 8MA1 8 - 5x6
AT25DF041B-MHN-T	UDFN 8MA1 8 - 5x6

AT25XV021A details
Ordering Code	Package
AT25XV021A-SSHV-B	SOIC 150MIL 8S1 8
AT25XV021A-SSHV-T	SOIC 150MIL 8S1 8
AT25XV021A-MHV-B	UDFN 8MA1 8 - 5x6
AT25XV021A-MHV-T	UDFN 8MA1 8 - 5x6
AT25XV021A-MAHV-T	UDFN 8MA3 - 2x3
AT25XV021A-XMHV-B	TSSOP 8X - 3x4
AT25XV021A-XMHV-T	TSSOP 8X - 3x4
AT25XV021A-UUVT	8-WLCSP

AT25XE021A details
Ordering Code	Package
AT25XE021A-SSHN-B	SOIC 150MIL 8S1 8
AT25XE021A-SSHN-T	SOIC 150MIL 8S1 8
AT25XE021A-XMHN-B	TSSOP 8X - 3x4
AT25XE021A-XMHN-T	TSSOP 8X - 3x4
AT25XE021A-MHN-Y	UDFN 8MA1 8 - 5x6
AT25XE021A-MHN-T	UDFN 8MA1 8 - 5x6
AT25XE021A-MAHN-T	UDFN 8MA3 - 2x3

AT25DF021A details
Ordering Code	Package
AT25DF021A-SSHN-B	SOIC 150MIL 8S1 8
AT25DF021A-SSHN-T	SOIC 150MIL 8S1 8
AT25DF021A-XMHN-B	TSSOP 8X - 3x4
AT25DF021A-XMHN-T	TSSOP 8X - 3x4
AT25DF021A-MAHN-T	UDFN 8MA3 - 2x3
AT25DF021A-MHN-Y	UDFN 8MA1 8 - 5x6
AT25DF021A-MHN-T	UDFN 8MA1 8 - 5x6

AT25XE011 details
Ordering Code	Package
AT25XE011-SSHN-B	SOIC 150MIL 8S1 8
AT25XE011-SSHN-T	SOIC 150MIL 8S1 8
AT25XE011-XMHN-B	TSSOP 8X - 3x4
AT25XE011-XMHN-T	TSSOP 8X - 3x4
AT25XE011-MAHN-T	UDFN 8MA3 - 2x3

AT25DF011 details
Ordering Code	Package
AT25DF011-SSHN-B	SOIC 150MIL 8S1 8
AT25DF011-SSHN-T	SOIC 150MIL 8S1 8
AT25DF011-XMHN-B	TSSOP 8X - 3x4
AT25DF011-XMHN-T	TSSOP 8X - 3x4
AT25DF011-MAHN-T	UDFN 8MA3 - 2x3

AT25DF512C details
Ordering Code	Package
AT25DF512C-SSHN-B	SOIC 150MIL 8S1 8
AT25DF512C-SSHN-T	SOIC 150MIL 8S1 8
AT25DF512C-XMHN-B	TSSOP 8X - 3x4
AT25DF512C-XMHN-T	TSSOP 8X - 3x4
AT25DF512C-MAHN-T	UDFN 8MA3 - 2x3

AT25XE512C details
Ordering Code	Package
AT25XE512C-SSHN-B	SOIC 150MIL 8S1 8
AT25XE512C-SSHN-T	SOIC 150MIL 8S1 8
AT25XE512C-XMHN-B	TSSOP 8X - 3x4
AT25XE512C-XMHN-T	TSSOP 8X - 3x4
AT25XE512C-MAHN-T	UDFN 8MA3 - 2x3

AT25DF256 details
Ordering Code	Package
AT25DF256-SSHN-B	SOIC 150MIL 8S1 8
AT25DF256-SSHN-T	SOIC 150MIL 8S1 8
AT25DF256-XMHN-B	TSSOP 8X - 3x4
AT25DF256-XMHN-T	TSSOP 8X - 3x4
AT25DF256-MAHN-T	UDFN 8MA3 - 2x3

AT25XE041B (125°C) details
Ordering Code	Package
AT25XE041B-SSHNHR-B	SOIC 150MIL 8S1 8
AT25XE041B-SSHNHR-T	SOIC 150MIL 8S1 8
AT25XE041B-MHNHR-T	UDFN 8MA1 8 – 5x6
AT25XE041B-MHNHR-Y	UDFN 8MA1 8 – 5x6

AT25DF041B (125°C) details
Ordering Code	Package
AT25DF041B-SSHNHR-B	SOIC 150MIL 8S1 8
AT25DF041B-SSHNHR-T	SOIC 150MIL 8S1 8
AT25DF041B-MAHNHR-T	UDFN 8MA3 – 2x3
AT25DF041B-XMHNHR-T	TSSOP 8X – 3x4
AT25DF041B-DWFHT	See Wafer-Die Solution Menu
AT25DF041B-UUNHR-T	8-WLCSP

AT25DF021A (125°C) details
Ordering Code	Package
AT25DF021A-SSHNHR-B	SOIC 150MIL 8S1 8
AT25DF021A-SSHNHR-T	SOIC 150MIL 8S1 8
AT25DF021A-MAHNHR-T	UDFN 8MA3 – 2x3
AT25DF021A-XMHNHR-T	TSSOP 8X – 3x4
AT25DF021A-DWFHT	See Wafer-Die Solution Menu

AT25DF011 (125°C) details
Ordering Code	Package
AT25DF011-SSHNHR-B	SOIC 150MIL 8S1 8
AT25DF011-SSHNHR-T	SOIC 150MIL 8S1 8
AT25DF011-MAHNHR-T	UDFN 8MA3 – 2x3
AT25DF011-XMHNHR-T	TSSOP 8X – 3x4
AT25DF011-DWFHT	See Wafer-Die Solution Menu

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Product Briefs and Summaries
Name	Date	Version
AT25FF Wide Vcc Product Overview (298.83 KB)	09/02/2021	PBFF
AT25XE FusionHD Product Overview (346.19 KB)
Dual Quad Products Overview (978.37 KB)

Application notes
Name	Date	Version
AN005 Rev A Active Interrupt Proven to Lower Power Consumption (873.64 KB)
AN111: Implementing Ultra Deep Power Down Mode in AT25xx Series and AT45xx Series (339.24 KB)
AN201: Adesto 32Mbit Products Overview (849.49 KB)
AN400: Adesto 64Mbit Product Overview (348.84 KB)
AN401: Adesto 4 Mbit Product Overview (858.88 KB)	01/10/2020	A3
AN402: Adesto 8Mbit Products Overview (859.21 KB)	01/10/2020	A2
AN403: Adesto 16Mbit Products Overview (623.27 KB)
AVR107: Interfacing AVR microcontrollers with serial memories (485.35 KB)
AVR107: Interfacing AVR microcontrollers with serial memories – ZIP (32.88 KB)
NOR Flash Memory Erase Operation (807.16 KB)

Layout Guides
Name		Date	Version
PCB Design and Layout Considerations for Adesto Memory Devices (313.89 KB)

Software Resources
Name		Date	Version
Simulation Tools(29.68 KB)

User guides and manuals
Name		Date	Version
Dialog Flash Memory for Dialog SoC Products (256.5 KB)		12/02/2021

White Papers & Technical Articles
Name		Date	Version
Tech Note TN-111, Effect of Excessive Number of CS Toggle Operations on AT25SF641 and AT25QF641 (231.87 KB)

RoHS and Reach
Name		Date	Version
Certifications and Statements (29.68 KB)

General
Name		Date	Version
Adesto Serial Flash Power Saving Features and Concepts (1.22 MB)
Fusion \| Serial Flash Memory Products Selector (293.78 KB)
How System Level Noise in Digital Interfaces can Lead to Spurious Errors in Serial Flash Memory (415.8 KB)
Longevity Program (29.68 KB)
MicroLeadFrame Packages Pad Landing Recommendations (685.02 KB)
Product Change Notifications (29.68 KB)

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FusionHD; up to 5x faster and 70% less power

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1.8V Universal SPI Memory Products

Product	Shop
AT25SL128A	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25QL128A	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25SL641	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25QL641	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25SL321	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25QL321	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25DL161 (105°C)	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25DL161	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25DL081	Digikey	Arrow	Avnet US	Mouser	Future Electronics

3.0V Universal SPI Memory Products

Product	Shop
AT25SF128A	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25QF128A	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25SF641B	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25QF641B	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25SF641	Contact Us
AT25QF641	Contact Us
AT25DF641A	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25SF321B	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25SF321	Contact Us
AT25DF321A	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25SF161B	Contact Us
AT25SF161	Contact Us
AT25SF161 (125°C)	Contact Us
AT25SF081B	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25SF081	Contact Us
AT25DF081A	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25SF041B	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25SF041	Contact Us
AT25SF041 (125°C)	Contact Us
AT25DN011	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25DN512C	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25DN256	Digikey	Arrow	Avnet US	Mouser	Future Electronics

Wide Vcc Enhanced Features SPI Memory

Product	Shop
AT25XE321D	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25FF321A	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25XE161D	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25FF161A	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25XE081D	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25FF081A	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25XE041D	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25FF041A	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25CY042	Contact Us
AT25XV041B	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25XE041B	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25XE041B (125°C)	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25DF041B	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25DF041B (125°C)	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25XV021A	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25XE021A	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25DF021A	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25DF021A (125°C)	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25XE011	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25DF011	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25DF011 (125°C)	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25DF512C	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25XE512C	Digikey	Arrow	Avnet US	Mouser	Future Electronics
AT25DF256	Digikey	Arrow	Avnet US	Mouser	Future Electronics

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Dual / Quad SPI Memory

Universal and Expandable

Ultra-Low Energy Wide Vcc

1.8V Universal

3.0V Universal

Wide Vcc Enhanced Features

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Wide Vcc Enhanced Features SPI Memory

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Ultra-Low Energy
Wide Vcc

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