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512 k x 8 Memory ICs

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Mounting Style	Package/Case	Memory Size	Interface Type
NOR Flash 2.7V to 3.6V 4Mbit Multi-Purpose Flash SST39VF040-70-4C-TU-T Microchip Technology 1: Rp43.113 1.037In Stock 1.500On Order New Product	Mfr. Part No. SST39VF040-70-4C-TU-T Mouser Part No 579-S39VF040704CTUT New Product	Microchip Technology	NOR Flash 2.7V to 3.6V 4Mbit Multi-Purpose Flash	Datasheet	1.037In Stock 1.500On Order	Cut Tape Rp43.113 Reel Rp39.444	Min.: 1 Mult.: 1 : 1.500	NOR Flash	SMD/SMT	TSSOP-32	4 Mbit
F-RAM FRAM Excelon Ultra CY15V104QSN-108SXI Infineon Technologies 1: Rp589.457 1.012In Stock	Mfr. Part No. CY15V104QSN-108SXI Mouser Part No 727-CY15V104QS108SXI	Infineon Technologies	F-RAM FRAM Excelon Ultra Learn More about Infineon Technologies cypress excelon fram	Datasheet	1.012In Stock	Rp589.457 Rp545.610 Rp528.181 Rp503.598 View Rp490.756 Rp490.572 Quote	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 Mbit	Quad SPI
SRAM ASYNC SRAMS CY7C1049G-10VXIT Infineon Technologies 1: Rp312.983 2.162In Stock	Mfr. Part No. CY7C1049G-10VXIT Mouser Part No 727-CY7C1049G-10VXIT	Infineon Technologies	SRAM ASYNC SRAMS Learn More about Infineon Technologies cypress fast async sram	Datasheet	2.162In Stock	Cut Tape Rp312.983 Rp290.601 Rp281.795 Rp275.007 View Reel Rp252.808 Rp268.219 Rp259.412 Rp252.808 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500	SRAM	SMD/SMT	SOJ-36	4 Mbit	Parallel
NOR Flash 1.65V to 1.95V 4Mbit SPI Serial Flash SST25WF040BT-40I/NP Microchip Technology 1: Rp25.684 5.822In Stock	Mfr. Part No. SST25WF040BT-40I/NP Mouser Part No 579-25WF040BT-40I/NP	Microchip Technology	NOR Flash 1.65V to 1.95V 4Mbit SPI Serial Flash	Datasheet	5.822In Stock	Cut Tape Rp25.684 Reel Rp24.033 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	NOR Flash	SMD/SMT	USON-8	4 Mbit	SPI
NOR Flash 4Mb SQI Flash Memory 1.8V 8 USON SST26WF040BT-104I/NP Microchip Technology 1: Rp25.317 6.000In Stock	Mfr. Part No. SST26WF040BT-104I/NP Mouser Part No 579-T26WF040BT104INP	Microchip Technology	NOR Flash 4Mb SQI Flash Memory 1.8V 8 USON Learn More about Microchip Technology sst sst26 flash memory	Datasheet	6.000In Stock	Cut Tape Rp25.317 Rp25.134 Rp24.951 Rp24.767 Rp24.033 Reel Rp22.566 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	NOR Flash	SMD/SMT	UDFN-8	4 Mbit	SPI
F-RAM FRAM Excelon Auto CY15B104QN-50SXA Infineon Technologies 1: Rp510.202 749In Stock 470On Order	Mfr. Part No. CY15B104QN-50SXA Mouser Part No 727-CY15B104QN-50SXA	Infineon Technologies	F-RAM FRAM Excelon Auto Learn More about Infineon Technologies cypress cy15b104q f ram	Datasheet	749In Stock 470On Order	Rp510.202 Rp472.410 Rp457.549 Rp436.268 View Rp425.260 Rp419.023 Rp403.429 Quote	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 Mbit	SPI
SRAM 4Mb 55ns 512K x 8 Low Power SRAM CY62148ELL-55SXIT Infineon Technologies 1: Rp118.699 1.933In Stock	Mfr. Part No. CY62148ELL-55SXIT Mouser Part No 727-CY62148ELL55SXIT	Infineon Technologies	SRAM 4Mb 55ns 512K x 8 Low Power SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	1.933In Stock	Cut Tape Rp118.699 Rp110.443 Rp107.141 Rp104.756 Reel Rp93.932 View Rp102.187 Rp98.885 Rp96.500 Rp91.547 MouseReel Available	Min.: 1 Mult.: 1 : 1.000	SRAM	SMD/SMT	SOIC-32	4 Mbit	Parallel
SRAM 4Mb 3V 55ns 512K x 8 LP SRAM CY62148EV30LL-55SXI Infineon Technologies 1: Rp113.011 935In Stock 500Expected 19/11/2026	Mfr. Part No. CY62148EV30LL-55SXI Mouser Part No 727-C2148EV30LL55SXI	Infineon Technologies	SRAM 4Mb 3V 55ns 512K x 8 LP SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	935In Stock 500Expected 19/11/2026	Rp113.011 Rp105.306 Rp102.187 Rp99.802 View Rp97.417 Rp94.298 Rp91.730 Rp89.345 Rp87.144	Min.: 1 Mult.: 1	SRAM	SMD/SMT	SOIC-32	4 Mbit	Parallel
SRAM 4Mb 45ns 512K x 8 Low Power SRAM CY62148ELL-45ZSXIT Infineon Technologies 1: Rp130.990 1.214In Stock	Mfr. Part No. CY62148ELL-45ZSXIT Mouser Part No 727-CY2148ELL45ZSXIT	Infineon Technologies	SRAM 4Mb 45ns 512K x 8 Low Power SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	1.214In Stock	Cut Tape Rp130.990 Rp122.001 Rp118.332 Rp115.396 View Reel Rp95.583 Rp112.644 Rp108.975 Rp106.223 Rp95.583 MouseReel Available	Min.: 1 Mult.: 1 : 1.000	SRAM	SMD/SMT	TSOP-32	4 Mbit	Parallel
NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, SOIC-N 150mil (Tape & Reel), Single SPI DataFlash (Micron M25PE Replacement) AT25PE40-SSHN-T Renesas / Dialog 1: Rp33.573 3.502In Stock	Mfr. Part No. AT25PE40-SSHN-T Mouser Part No 988-AT25PE40-SSHN-T	Renesas / Dialog	NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, SOIC-N 150mil (Tape & Reel), Single SPI DataFlash (Micron M25PE Replacement) Learn More about Renesas / Dialog renesas dialog at25pe40 flash memory	Datasheet	3.502In Stock	Cut Tape Rp33.573 Rp31.555 Rp30.638 Rp29.904 View Reel Rp26.785 Rp29.170 Rp28.253 Rp27.519 Rp26.969 Rp26.785 MouseReel Available	Min.: 1 Mult.: 1 : 4.000	NOR Flash	SMD/SMT	SOIC-Wide-8	4 Mbit	SPI
NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, 256 Byte Binary Page Mode, DFN 5x6 (Tape & Reel), Single SPI DataFlash AT45DB041E-MHN2B-T Renesas / Dialog 1: Rp38.710 2.974In Stock	Mfr. Part No. AT45DB041E-MHN2B-T Mouser Part No 988-AT45DB041EMHN2BT	Renesas / Dialog	NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, 256 Byte Binary Page Mode, DFN 5x6 (Tape & Reel), Single SPI DataFlash Learn More about Renesas / Dialog renesas dialog dataflash	Datasheet	2.974In Stock	Cut Tape Rp38.710 Rp36.325 Rp35.224 Rp34.490 View Reel Rp26.602 Rp33.757 Rp32.656 Rp31.922 Rp31.005 Rp26.602 Rp26.602 MouseReel Available	Min.: 1 Mult.: 1 : 6.000	NOR Flash	SMD/SMT	UDFN-8	4 Mbit	SPI
NOR Flash 2.3V TO 3.6V 4Mbit SPI FLASH, 125C Industrial SST25PF040CT-40E/MF Microchip Technology 1: Rp35.775 4.821In Stock	Mfr. Part No. SST25PF040CT-40E/MF Mouser Part No 579-T25PF040CT-40EMF	Microchip Technology	NOR Flash 2.3V TO 3.6V 4Mbit SPI FLASH, 125C Industrial Learn More about Microchip Technology microchip sst25pf040c flash	Datasheet	4.821In Stock	Cut Tape Rp35.775 Rp31.188 Reel Rp31.005 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	NOR Flash	SMD/SMT	WDFN-8	4 Mbit	SPI
F-RAM F-RAM Memory Serial CY15E004Q-SXE Infineon Technologies 1: Rp52.470 881In Stock	Mfr. Part No. CY15E004Q-SXE Mouser Part No 727-CY15E004Q-SXE	Infineon Technologies	F-RAM F-RAM Memory Serial	Datasheet	881In Stock	Rp52.470 Rp48.984 Rp47.700 Rp46.599 View Rp37.426 Rp36.509	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 kbit	SPI
NOR Flash S-FLASH MEMORY(4M) LE25U40CMC-AH onsemi 1: Rp22.749 4.813In Stock	Mfr. Part No. LE25U40CMC-AH Mouser Part No 863-LE25U40CMC-AH	onsemi	NOR Flash S-FLASH MEMORY(4M) Learn More about onsemi le25u40 flash memory	Datasheet	4.813In Stock	Cut Tape Rp22.749 Rp21.465 Rp20.914 Rp20.364 View Reel Rp14.292 Rp19.997 Rp19.263 Rp18.713 Rp16.383 Rp14.292 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
F-RAM 4Kb Serial I2C 5V FRAM FM24C04B-G Infineon Technologies 1: Rp40.361 4.015In Stock	Mfr. Part No. FM24C04B-G Mouser Part No 877-FM24C04B-G	Infineon Technologies	F-RAM 4Kb Serial I2C 5V FRAM Learn More about Infineon Technologies cypress serial fram	Datasheet	4.015In Stock	Rp40.361 Rp37.793 Rp36.692 Rp35.591 View Rp34.674 Rp33.940 Rp33.023 Rp32.289 Rp29.170	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 kbit	I2C
F-RAM 4Kb Serial SPI 5V FRAM FM25040B-G Infineon Technologies 1: Rp41.279 5.671In Stock	Mfr. Part No. FM25040B-G Mouser Part No 877-FM25040B-G	Infineon Technologies	F-RAM 4Kb Serial SPI 5V FRAM Learn More about Infineon Technologies cypress serial fram	Datasheet	5.671In Stock	Rp41.279 Rp38.710 Rp37.609 Rp35.958 View Rp35.224 Rp34.674 Rp33.757 Rp32.839 Rp31.739	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 kbit	SPI
F-RAM 4Kb Serial SPI 3V FRAM FM25L04B-G Infineon Technologies 1: Rp38.160 3.556In Stock	Mfr. Part No. FM25L04B-G Mouser Part No 877-FM25L04B-G	Infineon Technologies	F-RAM 4Kb Serial SPI 3V FRAM Learn More about Infineon Technologies cypress serial fram	Datasheet	3.556In Stock	Rp38.160 Rp35.775 Rp34.857 Rp33.206 View Rp32.472 Rp32.106 Rp31.188 Rp30.638 Rp28.987	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 kbit	SPI
NOR Flash spiFlash, 1.8V 4M-bit, 4Kb Uniform Sector W25Q40EWSNIG TR Winbond 1: Rp38.160 2.500In Stock	Mfr. Part No. W25Q40EWSNIG TR Mouser Part No 454-W25Q40EWSNIGTR	Winbond	NOR Flash spiFlash, 1.8V 4M-bit, 4Kb Uniform Sector Learn More about Winbond nor	Datasheet	2.500In Stock	Cut Tape Rp38.160 Reel Rp38.160 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
SRAM ASYNC SRAMS CY7C1049GN30-10ZSXIT Infineon Technologies 1: Rp217.950 1.255In Stock	Mfr. Part No. CY7C1049GN30-10ZSXIT Mouser Part No 727-CY7C1049GN3010ZX	Infineon Technologies	SRAM ASYNC SRAMS	Datasheet	1.255In Stock	Cut Tape Rp217.950 Rp202.356 Rp196.119 Rp191.532 View Reel Rp171.535 Rp186.762 Rp180.708 Rp176.122 Rp171.535 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1.000	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
NOR Flash 4 Mbit, 3.0V (2.5V to 3.6V), -40C to 85C, SOIC-W 208mil (Tape & Reel), Single, Dual, Quad SPI NOR flash AT25SF041B-SHD-T Renesas / Dialog 1: Rp13.393 10.346In Stock	Mfr. Part No. AT25SF041B-SHD-T Mouser Part No 988-AT25SF041BSHDT	Renesas / Dialog	NOR Flash 4 Mbit, 3.0V (2.5V to 3.6V), -40C to 85C, SOIC-W 208mil (Tape & Reel), Single, Dual, Quad SPI NOR flash Learn More about Renesas / Dialog renesas at25sf041b memory	Datasheet	10.346In Stock	Cut Tape Rp13.393 Rp12.530 Rp12.200 Rp11.962 View Reel Rp10.402 Rp11.705 Rp11.356 Rp11.099 Rp10.842 Rp10.402 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	NOR Flash	SMD/SMT	SOP-Wide-8	4 Mbit	SPI
NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash SST25VF040B-50-4C-SAF-T Microchip Technology 1: Rp20.914 2.513In Stock	Mfr. Part No. SST25VF040B-50-4C-SAF-T Mouser Part No 579-25VF040B504CSAFT	Microchip Technology	NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash	Datasheet	2.513In Stock	Cut Tape Rp20.914 Rp19.263 Reel Rp19.080 MouseReel Available	Min.: 1 Mult.: 1 : 3.300	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
SRAM 4k, 5.0V EERAM IND 47C04T-I/SN Microchip Technology 1: Rp13.943 2.681In Stock	Mfr. Part No. 47C04T-I/SN Mouser Part No 579-47C04T-I/SN	Microchip Technology	SRAM 4k, 5.0V EERAM IND Learn More about Microchip Technology microchip 4k 16k eeram memory	Datasheet	2.681In Stock	Cut Tape Rp13.943 Rp13.888 Rp13.760 Reel Rp12.897	Min.: 1 Mult.: 1 : 3.300	SRAM	SMD/SMT		4 kbit	I2C
NOR Flash 4M Flash SPI SST25PF040C-40I/MF Microchip Technology 1: Rp23.666 1.242In Stock	Mfr. Part No. SST25PF040C-40I/MF Mouser Part No 579-SST25PF040C40IMF	Microchip Technology	NOR Flash 4M Flash SPI Learn More about Microchip Technology microchip sst25pf040c flash	Datasheet	1.242In Stock	Rp23.666 Rp22.933 Rp22.015	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	TDFN-S-8	4 Mbit	SPI
SRAM 512Kx8 ASYNCHRONOUS 3.3V CMOS SRAM 71V424S15PHGI8 Renesas Electronics 1: Rp224.005 977In Stock	Mfr. Part No. 71V424S15PHGI8 Mouser Part No 972-71V424S15PHGI8	Renesas Electronics	SRAM 512Kx8 ASYNCHRONOUS 3.3V CMOS SRAM Learn More about Renesas Electronics renesas asynchronous srams	Datasheet	977In Stock	Cut Tape Rp224.005 Rp216.116 Rp209.511 Rp197.036 View Reel Rp168.416 Rp192.083 Rp185.662 Rp181.258 Rp173.003 Rp168.416 MouseReel Available	Min.: 1 Mult.: 1 : 1.500	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, TSSOP (Tape & Reel), Single, Dual SPI NOR flash AT25DF041B-XMHN-T Renesas / Dialog 1: Rp35.041 1.693In Stock	Mfr. Part No. AT25DF041B-XMHN-T Mouser Part No 988-AT25DF041BXMHNT	Renesas / Dialog	NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, TSSOP (Tape & Reel), Single, Dual SPI NOR flash Learn More about Renesas / Dialog renesas dialog serialflash	Datasheet	1.693In Stock	Cut Tape Rp35.041 Rp32.839 Rp31.922 Rp31.188 View Reel Rp27.519 Rp30.638 Rp29.537 Rp28.803 Rp28.253 Rp27.519 MouseReel Available	Min.: 1 Mult.: 1 : 4.000	NOR Flash	SMD/SMT		4 Mbit	SPI