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4 Mbit Memory ICs

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Memory Size = 4 Mbit

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Product Type	Mounting Style	Package/Case	Memory Size	Interface Type
NOR Flash FLASH MEMORY 4M (512Kx8) 50MHz SST25VF040B-50-4C-SAF Microchip Technology 1: $1.20 889In Stock 2,500Expected 2026/11/19	Mfr. Part No. SST25VF040B-50-4C-SAF Mouser Part No 579-SST25VF040B504CS	Microchip Technology	NOR Flash FLASH MEMORY 4M (512Kx8) 50MHz	Datasheet	889In Stock 2,500Expected 2026/11/19	$1.20 $1.16 $1.11	Min.: 1 Mult.: 1		NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
NOR Flash 4Mb, 2.3V to 3.6V, SPI,SDI,SQI, 80MHz, E temp, 8-SOIC SST26VF040A-80E/SN Microchip Technology 1: $1.26 277In Stock	Mfr. Part No. SST26VF040A-80E/SN Mouser Part No 579-ST26VF040AT80EMF	Microchip Technology	NOR Flash 4Mb, 2.3V to 3.6V, SPI,SDI,SQI, 80MHz, E temp, 8-SOIC	Datasheet	277In Stock	$1.26 $1.21 $1.17	Min.: 1 Mult.: 1		NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI, SQI
NOR Flash 4Mb SQI Flash Memory 1.8V 8 SOIC SST26WF040B-104I/SN Microchip Technology 1: $1.11 101In Stock	Mfr. Part No. SST26WF040B-104I/SN Mouser Part No 579-ST26WF040B104ISN	Microchip Technology	NOR Flash 4Mb SQI Flash Memory 1.8V 8 SOIC Learn More about Microchip Technology sst sst26 flash memory	Datasheet	101In Stock	$1.11 $1.08 $1.03	Min.: 1 Mult.: 1		NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, DFN 2x3 (Tape & Reel), Single, Dual, Quad SPI NOR flash AT25FF041A-MAHN-T Renesas / Dialog 1: $0.85 1,927In Stock 5,000Expected 2027/03/05	Mfr. Part No. AT25FF041A-MAHN-T Mouser Part No 724-AT25FF041AMAHNT	Renesas / Dialog	NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, DFN 2x3 (Tape & Reel), Single, Dual, Quad SPI NOR flash Learn More about Renesas / Dialog renesas at25ff041a memory	Datasheet	1,927In Stock 5,000Expected 2027/03/05	Cut Tape $0.85 $0.797 $0.776 $0.761 View Reel $0.665 $0.743 $0.721 $0.704 $0.687 $0.665 MouseReel Available	Min.: 1 Mult.: 1 : 5,000		NOR Flash	SMD/SMT	UDFN-8	4 Mbit	SPI
NOR Flash 4 Mbit, 3.0V (2.7V to 3.6V), -40C to 85C, 5x6 UDFN (Tape & Reel), Single, Dual, Quad SPI NOR flash AT25SF041B-MHB-T Renesas / Dialog 1: $1.09 212In Stock	Mfr. Part No. AT25SF041B-MHB-T Mouser Part No 724-AT25SF041B-MHB-T	Renesas / Dialog	NOR Flash 4 Mbit, 3.0V (2.7V to 3.6V), -40C to 85C, 5x6 UDFN (Tape & Reel), Single, Dual, Quad SPI NOR flash Learn More about Renesas / Dialog renesas at25sf041b memory	Datasheet	212In Stock	Cut Tape $1.09 $1.02 $0.993 $0.972 View Reel $0.857 $0.95 $0.922 $0.90 $0.878 $0.857 $0.857	Min.: 1 Mult.: 1 : 6,000		NOR Flash	SMD/SMT	UDFN-8	4 Mbit	SPI
NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 125C, DFN 5x6 (Tape & Reel), Fusion (Single, Dual) SPI NOR flash AT25XE041B-MHNHR-T Renesas / Dialog 1: $2.43 1,448In Stock	Mfr. Part No. AT25XE041B-MHNHR-T Mouser Part No 724-AT25XE041BMHNHRT	Renesas / Dialog	NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 125C, DFN 5x6 (Tape & Reel), Fusion (Single, Dual) SPI NOR flash Learn More about Renesas / Dialog renesas dialog at25xex fusion memory solutions	Datasheet	1,448In Stock	Cut Tape $2.43 $2.27 $2.20 $2.15 View Reel $1.90 $2.11 $2.04 $2.00 $1.97 $1.90 $1.90	Min.: 1 Mult.: 1 : 6,000		NOR Flash	SMD/SMT	UDFN-8	4 Mbit	SPI
NVRAM 4Mb 3V 45ns 256K x 16 nvSRAM CY14B104M-ZSP45XI Infineon Technologies 1: $49.51 3In Stock	Mfr. Part No. CY14B104M-ZSP45XI Mouser Part No 727-CY14B104MZSP45XI	Infineon Technologies	NVRAM 4Mb 3V 45ns 256K x 16 nvSRAM	Datasheet	3In Stock	$49.51 $45.76 $42.47 $41.27 View $40.18 $39.43 Quote	Min.: 1 Mult.: 1		NVRAM	SMD/SMT	TSOP-II-54	4 Mbit
Memory IC Development Tools OTHER RAM CY15FRAMKIT-002 Infineon Technologies 1: $11.44 24In Stock	Mfr. Part No. CY15FRAMKIT-002 Mouser Part No 727-CY15FRAMKIT-002	Infineon Technologies	Memory IC Development Tools OTHER RAM	Datasheet	24In Stock	$11.44	Min.: 1 Mult.: 1	Development Kits	Memory IC Development Tools			4 Mbit
F-RAM Excelon LP 50 MHz 8-EIAJ CY15V104QN-50SXI Infineon Technologies 1: $18.34 6In Stock 470Expected 2026/10/29	Mfr. Part No. CY15V104QN-50SXI Mouser Part No 727-CY15V104QN-50SXI	Infineon Technologies	F-RAM Excelon LP 50 MHz 8-EIAJ Learn More about Infineon Technologies cypress excelon fram	Datasheet	6In Stock 470Expected 2026/10/29	$18.34 $17.04 $16.47 $15.89 View $15.49 $15.08	Min.: 1 Mult.: 1		FRAM	SMD/SMT	SOIC-8	4 Mbit	SPI
SRAM ASYNC CY62146G30-45ZSXA Infineon Technologies 1: $6.02 3In Stock	Mfr. Part No. CY62146G30-45ZSXA Mouser Part No 727-CY62146G3045ZSXA	Infineon Technologies	SRAM ASYNC Learn More about Infineon Technologies cypress automotive qualified parts	Datasheet	3In Stock	$6.02 $5.61 $5.44 $5.31 View $5.18 $5.00	Min.: 1 Mult.: 1		SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM MoBL SRAM 4-Mbit CY621472G30-45ZSXI Infineon Technologies 1: $6.29 272In Stock	Mfr. Part No. CY621472G30-45ZSXI Mouser Part No 727-CY621472G30-45ZS	Infineon Technologies	SRAM MoBL SRAM 4-Mbit	Datasheet	272In Stock	$6.29 $5.86 $5.68 $5.55 View $5.50 $5.21 $4.90 $4.68 $4.62	Min.: 1 Mult.: 1		SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM ASYNC SRAMS CY7C1041G-10VXIT Infineon Technologies 1: $7.08 136In Stock	Mfr. Part No. CY7C1041G-10VXIT Mouser Part No 727-CY7C1041G-10VXIT	Infineon Technologies	SRAM ASYNC SRAMS Learn More about Infineon Technologies cypress cy7C1021d ram	Datasheet	136In Stock	Cut Tape $7.08 $6.61 $6.40 $6.26 Reel $5.75 View $6.11 $5.90 $5.15 $5.07	Min.: 1 Mult.: 1 : 500		SRAM	SMD/SMT	SOJ-44	4 Mbit	Parallel
SRAM ASYNC CY7C1041G30-10ZSXA Infineon Technologies 1: $12.23 49In Stock	Mfr. Part No. CY7C1041G30-10ZSXA Mouser Part No 727-CY7C1041G300ZSXA	Infineon Technologies	SRAM ASYNC	Datasheet	49In Stock	$12.23 $11.36 $11.01 $10.76 View $9.48 $9.19 $8.97 $8.80 Quote	Min.: 1 Mult.: 1		SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM ASYNC SRAMS CY7C1041G30-10BVXIT Infineon Technologies 1: $7.00 34In Stock	Mfr. Part No. CY7C1041G30-10BVXIT Mouser Part No 727-CY7C1041G3010BVI	Infineon Technologies	SRAM ASYNC SRAMS Learn More about Infineon Technologies cypress cy7C1021d ram	Datasheet	34In Stock	Cut Tape $7.00 $6.52 $6.33 $6.18 View Reel $5.38 $6.04 $5.83 $5.69 $5.55 $5.38	Min.: 1 Mult.: 1 : 2,000		SRAM	SMD/SMT	VFBGA-48	4 Mbit	Parallel
SRAM ASYNC CY7C1041G30-10BAJXE Infineon Technologies 1: $15.31 14In Stock	Mfr. Part No. CY7C1041G30-10BAJXE Mouser Part No 727-CY7C1041G30BAJXE	Infineon Technologies	SRAM ASYNC	Datasheet	14In Stock	$15.31 $14.21 $13.77 $13.44 View $13.11 $12.30	Min.: 1 Mult.: 1		SRAM	SMD/SMT	VFBGA-48	4 Mbit	Parallel
SRAM ASYNC CY7C1041GN-10ZSXI Infineon Technologies 1: $6.19 305In Stock	Mfr. Part No. CY7C1041GN-10ZSXI Mouser Part No 727-CY7C1041GN10ZSXI	Infineon Technologies	SRAM ASYNC	Datasheet	305In Stock	$6.19 $5.77 $5.61 $5.47 View $5.28 $5.15 $5.02 $4.54 $4.48	Min.: 1 Mult.: 1		SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM ASYNC SRAMS CY7C1049G30-10VXIT Infineon Technologies 1: $7.00 121In Stock 500On Order	Mfr. Part No. CY7C1049G30-10VXIT Mouser Part No 727-CY7C1049G3010VIT	Infineon Technologies	SRAM ASYNC SRAMS Learn More about Infineon Technologies cypress fast async sram	Datasheet	121In Stock 500On Order	Cut Tape $7.00 $6.52 $6.33 $6.18 View Reel $5.43 $6.04 $5.83 $5.43	Min.: 1 Mult.: 1 : 500		SRAM	SMD/SMT	SOJ-36	4 Mbit	Parallel
SRAM ASYNC SRAMS CY7C1049GN30-10VXI Infineon Technologies 1: $5.98 16In Stock	Mfr. Part No. CY7C1049GN30-10VXI Mouser Part No 727-CY7C1049GN3010VX	Infineon Technologies	SRAM ASYNC SRAMS	Datasheet	16In Stock	$5.98 $5.59 $5.00 $4.90 $4.84	Min.: 1 Mult.: 1		SRAM	SMD/SMT	SOJ-36	4 Mbit	Parallel
NOR Flash 512K x 8 7 us SST25VF040B-50-4C-S2AF Microchip Technology 1: $1.22 220In Stock 1,440On Order	Mfr. Part No. SST25VF040B-50-4C-S2AF Mouser Part No 804-25VF040B5CS2AF	Microchip Technology	NOR Flash 512K x 8 7 us	Datasheet	220In Stock 1,440On Order On Order Ship Dates Mfr. No: SST25VF040B-50-4C-S2AF Stock: 220 Can Dispatch Immediately On Order: 720 Expected 2026/10/02 720 Expected 2026/10/26 Factory Lead Time: 21 Weeks	$1.22 $1.19 $1.13	Min.: 1 Mult.: 1		NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
NOR Flash 512K X 8 14 us SST25VF040B-50-4I-QAF Microchip Technology 1: $1.55 7In Stock	Mfr. Part No. SST25VF040B-50-4I-QAF Mouser Part No 804-25VF040B5IQAF	Microchip Technology	NOR Flash 512K X 8 14 us	Datasheet	7In Stock	$1.55 $1.50 $1.44	Min.: 1 Mult.: 1		NOR Flash	SMD/SMT	WSON-8	4 Mbit	SPI
NOR Flash 4M (512Kx8) 50MHz 2.7-3.6V Industrial SST25VF040B-50-4I-S2AF Microchip Technology 1: $1.22 567In Stock	Mfr. Part No. SST25VF040B-50-4I-S2AF Mouser Part No 804-25VF040B5IS2AF	Microchip Technology	NOR Flash 4M (512Kx8) 50MHz 2.7-3.6V Industrial	Datasheet	567In Stock	$1.22 $1.19 $1.13	Min.: 1 Mult.: 1		NOR Flash	SMD/SMT	SOIJ-8	4 Mbit	SPI
NOR Flash 4M (512Kx8) 50MHz 2.7-3.6V Industrial SST25VF040B-50-4I-SAF Microchip Technology 1: $1.20 1,174In Stock	Mfr. Part No. SST25VF040B-50-4I-SAF Mouser Part No 804-25VF040B5ISAF	Microchip Technology	NOR Flash 4M (512Kx8) 50MHz 2.7-3.6V Industrial	Datasheet	1,174In Stock	$1.20 $1.16 $1.11	Min.: 1 Mult.: 1		NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
NOR Flash 4Mb QSPI, 8-pin SOP 208Mil, RoHS, new die rev IS25LP040E-JBLE ISSI 1: $1.55 4,011In Stock 11,349On Order	Mfr. Part No. IS25LP040E-JBLE Mouser Part No 870-IS25LP040E-JBLE	ISSI	NOR Flash 4Mb QSPI, 8-pin SOP 208Mil, RoHS, new die rev Learn More about ISSI is25 memory	Datasheet	4,011In Stock 11,349On Order On Order Ship Dates Mfr. No: IS25LP040E-JBLE Stock: 4,011 Can Dispatch Immediately On Order: 8,559 Expected 2026/10/15 2,790 Expected 2026/11/16 Factory Lead Time: 52 Weeks	$1.55 $1.47 $1.42 $1.40 $1.36	Min.: 1 Mult.: 1		NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
MRAM IC RAM 4Mb Quad SPI in 8-DFN 133 MHz EM004LXQBDH13CS2T Everspin Technologies 1: $18.76 895In Stock	Mfr. Part No. EM004LXQBDH13CS2T Mouser Part No 936-M004LXQBDH13CS2T	Everspin Technologies	MRAM IC RAM 4Mb Quad SPI in 8-DFN 133 MHz Learn More about Everspin Technologies everspin emxxlx mram memory devices	Datasheet	895In Stock	$18.76 $17.40 $16.85 $16.44 View $16.04 $15.51 $15.11 $14.69 Quote	Min.: 1 Mult.: 1		MRAM	SMD/SMT	DFN-8	4 Mbit	SPI
NOR Flash Serial NOR 2.5V/3V 4Mbit x2 I/O SOP-8 209mil MX25V40066M2I02-TR Macronix 1: $0.62 1,559In Stock	Mfr. Part No. MX25V40066M2I02-TR Mouser Part No 95-25V40066M2I02TR	Macronix	NOR Flash Serial NOR 2.5V/3V 4Mbit x2 I/O SOP-8 209mil	Datasheet	1,559In Stock	Cut Tape $0.62 $0.573 $0.557 $0.547 View Reel $0.475 $0.534 $0.518 $0.506 $0.494 $0.475	Min.: 1 Mult.: 1 : 2,000		NOR Flash	SMD/SMT	SOP-8	4 Mbit	SPI