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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 Type	Mounting Style	Package / Case	Memory Size	Interface Type
SRAM 4Mb 45ns 256K x 16 Low Power SRAM CY62146ESL-45ZSXI Infineon Technologies 1: $5.99 399In Stock	Mfr. Part # CY62146ESL-45ZSXI Mouser Part # 727-CY62146ESL45ZSXI	Infineon Technologies	SRAM 4Mb 45ns 256K x 16 Low Power SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	399In Stock	$5.99 $5.62 $5.48 $5.37 View $5.24 $5.12 $4.84 $4.74 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
NOR Flash 256K X 16 70ns SST39VF400A-70-4I-B3KE Microchip Technology 1: $1.97 4,411In Stock NRND	Mfr. Part # SST39VF400A-70-4I-B3KE Mouser Part # 804-39VF400A7IB3KE NRND	Microchip Technology	NOR Flash 256K X 16 70ns	Datasheet	4,411In Stock	$1.97 $1.83 $1.61 $1.55	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	TFBGA-48	4 Mbit	Parallel
SRAM 4Mb 3V 55ns 512K x 8 LP SRAM CY62148EV30LL-55SXI Infineon Technologies 1: $6.25 935In Stock 500Expected 11/19/2026	Mfr. Part # CY62148EV30LL-55SXI Mouser Part # 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 11/19/2026	$6.25 $5.05 $4.90 $4.81 View $4.69 $4.57 $4.54	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: $7.14 1,214In Stock	Mfr. Part # CY62148ELL-45ZSXIT Mouser Part # 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 $7.14 $6.65 $6.45 $6.29 View Reel $5.21 $6.14 $5.94 $5.79 $5.21 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SRAM	SMD/SMT	TSOP-32	4 Mbit	Parallel
SRAM 4Mb 45ns 256K x 16 Low Power SRAM CY62146ESL-45ZSXIT Infineon Technologies 1: $6.19 1,029In Stock	Mfr. Part # CY62146ESL-45ZSXIT Mouser Part # 727-CY62146ESL45ZSX	Infineon Technologies	SRAM 4Mb 45ns 256K x 16 Low Power SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	1,029In Stock	Cut Tape $6.19 $5.76 $5.59 $5.46 View Reel $4.24 $5.33 $5.16 $5.03 $4.24 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 4Mb 3V 45ns 256K x 16 LP SRAM CY62147EV30LL-45BVXIT Infineon Technologies 1: $4.85 2,000In Stock	Mfr. Part # CY62147EV30LL-45BVXIT Mouser Part # 727-CY62147EV45BVXIT	Infineon Technologies	SRAM 4Mb 3V 45ns 256K x 16 LP SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	2,000In Stock	Cut Tape $4.85 $4.57 $4.46 $4.38 View Reel $3.49 $4.29 $4.18 $4.10 $3.56 $3.49 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SRAM	SMD/SMT	VFBGA-48	4 Mbit	Parallel
SRAM ASYNC SRAMS CY7C1041G30-10ZSXIT Infineon Technologies 1: $13.33 1,295In Stock	Mfr. Part # CY7C1041G30-10ZSXIT Mouser Part # 727-CY7C1041G3010ZSI	Infineon Technologies	SRAM ASYNC SRAMS Learn More about Infineon Technologies cypress cy7C1021d ram	Datasheet	1,295In Stock	Cut Tape $13.33 $12.61 $12.32 $11.71 View Reel $10.96 $11.43 $11.06 $10.97 $10.96 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM CMOS RAM W ECC 4-Mbit CY7C1041GE30-10ZSXI Infineon Technologies 1: $12.59 744In Stock	Mfr. Part # CY7C1041GE30-10ZSXI Mouser Part # 727-CY7C1041GE3010ZS	Infineon Technologies	SRAM CMOS RAM W ECC 4-Mbit	Datasheet	744In Stock	$12.59 $11.69 $11.34 $11.06 View $9.98 $9.97	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM 71V416S12PHG Renesas Electronics 1: $12.18 260In Stock	Mfr. Part # 71V416S12PHG Mouser Part # 972-71V416S12PHG	Renesas Electronics	SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM Learn More about Renesas Electronics renesas asynchronous srams	Datasheet	260In Stock	$12.18 $11.31 $10.96 $10.70 View $10.39 $10.12 $9.68 $9.43 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM 71V416S15PHGI Renesas Electronics 1: $13.28 216In Stock	Mfr. Part # 71V416S15PHGI Mouser Part # 972-71V416S15PHGI	Renesas Electronics	SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM Learn More about Renesas Electronics renesas asynchronous srams	Datasheet	216In Stock	$13.28 $12.32 $11.94 $11.65 View $11.27 $10.95 $10.67 $10.59 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-44	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: $1.83 3,502In Stock	Mfr. Part # AT25PE40-SSHN-T Mouser Part # 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 $1.83 $1.72 $1.67 $1.63 View Reel $1.46 $1.59 $1.54 $1.50 $1.47 $1.46 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: $2.11 2,974In Stock	Mfr. Part # AT45DB041E-MHN2B-T Mouser Part # 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 $2.11 $1.98 $1.92 $1.88 View Reel $1.45 $1.84 $1.78 $1.74 $1.69 $1.45 $1.45 MouseReel Available	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 85C, 256 Byte Binary Page Mode, SOIC-W 208mil (Tape & Reel), Single SPI DataFlash AT45DB041E-SHN2B-T Renesas / Dialog 1: $1.88 3,711In Stock	Mfr. Part # AT45DB041E-SHN2B-T Mouser Part # 988-AT45DB041ESHN2BT	Renesas / Dialog	NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, 256 Byte Binary Page Mode, SOIC-W 208mil (Tape & Reel), Single SPI DataFlash Learn More about Renesas / Dialog renesas dialog dataflash	Datasheet	3,711In Stock	Cut Tape $1.88 $1.77 $1.72 $1.68 View Reel $1.43 $1.64 $1.59 $1.55 $1.52 $1.43 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	NOR Flash	SMD/SMT	SOIC-Wide-8	4 Mbit	SPI
NOR Flash 4Mb SQI Flash Memory 1.8V 8 USON SST26WF040BT-104I/NP Microchip Technology 1: $1.38 6,000In Stock	Mfr. Part # SST26WF040BT-104I/NP Mouser Part # 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 $1.38 $1.37 $1.36 $1.35 $1.31 Reel $1.23 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	NOR Flash	SMD/SMT	UDFN-8	4 Mbit	SPI
SRAM 4Mb 3V 45ns 256K x 16 LP SRAM CY621472E30LL-45ZSXI Infineon Technologies 1: $6.13 2,339In Stock	Mfr. Part # CY621472E30LL-45ZSXI Mouser Part # 727-621472E30L45ZSXI	Infineon Technologies	SRAM 4Mb 3V 45ns 256K x 16 LP SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	2,339In Stock	$6.13 $4.89 $4.76 $4.67 View $4.08 $3.89	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 4Mb 55ns 512K x 8 Low Power SRAM CY62148ELL-55SXIT Infineon Technologies 1: $6.47 1,928In Stock	Mfr. Part # CY62148ELL-55SXIT Mouser Part # 727-CY62148ELL55SXIT	Infineon Technologies	SRAM 4Mb 55ns 512K x 8 Low Power SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	1,928In Stock	Cut Tape $6.47 $6.02 $5.84 $5.71 Reel $5.12 View $5.57 $5.39 $5.26 $4.99 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SRAM	SMD/SMT	SOIC-32	4 Mbit	Parallel
SRAM CMOS RAM W ECC 4-Mbit CY7C1041GE30-10BVXI Infineon Technologies 1: $15.31 805In Stock	Mfr. Part # CY7C1041GE30-10BVXI Mouser Part # 727-CY7C1041GE30-10B	Infineon Technologies	SRAM CMOS RAM W ECC 4-Mbit	Datasheet	805In Stock	$15.31 $14.22 $13.79 $13.45 View $13.13 $9.60 $9.59 $7.99	Min.: 1 Mult.: 1	SRAM	SMD/SMT	VFBGA-48	4 Mbit	Parallel
NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, SOIC-N 150mil (Tape & Reel), FusionHD System Enhancing (Single, Dual, Quad) SPI NOR flash AT25XE041D-SSHN-T Renesas / Dialog 1: $0.80 10,157In Stock	Mfr. Part # AT25XE041D-SSHN-T Mouser Part # 988-25XE041D-SSHN-T	Renesas / Dialog	NOR Flash 4 Mbit, Wide Vcc (1.65V to 3.6V), -40C to 85C, SOIC-N 150mil (Tape & Reel), FusionHD System Enhancing (Single, Dual, Quad) SPI NOR flash Learn More about Renesas / Dialog renesas dialog at25xex fusion memory solutions	Datasheet	10,157In Stock	Cut Tape $0.80 $0.74 $0.72 $0.704 View Reel $0.637 $0.689 $0.669 $0.653 $0.637 $0.637 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	NOR Flash	SMD/SMT	SOIC-Narrow-8	4 Mbit	SPI
NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash SST25VF040B-50-4C-SAF-T Microchip Technology 1: $1.14 2,513In Stock	Mfr. Part # SST25VF040B-50-4C-SAF-T Mouser Part # 579-25VF040B504CSAFT	Microchip Technology	NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash	Datasheet	2,513In Stock	Cut Tape $1.14 $1.05 Reel $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
NOR Flash 4M Flash SPI SST25PF040C-40I/MF Microchip Technology 1: $1.29 1,242In Stock	Mfr. Part # SST25PF040C-40I/MF Mouser Part # 579-SST25PF040C40IMF	Microchip Technology	NOR Flash 4M Flash SPI Learn More about Microchip Technology microchip sst25pf040c flash	Datasheet	1,242In Stock	$1.29 $1.25 $1.20	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	TDFN-S-8	4 Mbit	SPI
NOR Flash 4Mb, 2.3V to 3.6V, SPI,SDI,SQI, 80MHz, E temp, 8-SOIC, T&R SST26VF040AT-80E/SN Microchip Technology 1: $1.34 8,370In Stock	Mfr. Part # SST26VF040AT-80E/SN Mouser Part # 579-SST26VF080A80EMF	Microchip Technology	NOR Flash 4Mb, 2.3V to 3.6V, SPI,SDI,SQI, 80MHz, E temp, 8-SOIC, T&R	Datasheet	8,370In Stock	Cut Tape $1.34 Reel $1.21 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI, SQI
SRAM 4Mb 1.8V 55ns 256K x 16 LP SRAM CY62147EV18LL-55BVXI Infineon Technologies 1: $5.92 1,918In Stock	Mfr. Part # CY62147EV18LL-55BVXI Mouser Part # 727-C147EV18LL55BVXI	Infineon Technologies	SRAM 4Mb 1.8V 55ns 256K x 16 LP SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	1,918In Stock	$5.92 $5.52 $5.36 $5.24 View $4.90 $4.66 $4.36 $4.29 $4.28	Min.: 1 Mult.: 1	SRAM	SMD/SMT	VFBGA-48	4 Mbit	Parallel
SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM 71V416S15PHG Renesas Electronics 1: $12.18 285In Stock	Mfr. Part # 71V416S15PHG Mouser Part # 972-71V416S15PHG	Renesas Electronics	SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM Learn More about Renesas Electronics renesas asynchronous srams	Datasheet	285In Stock	$12.18 $11.31 $10.96 $10.70 View $10.39 $10.12 $9.68 $9.43 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 512Kx8 ASYNCHRONOUS 3.3V CMOS SRAM 71V424S15PHGI8 Renesas Electronics 1: $12.21 977In Stock	Mfr. Part # 71V424S15PHGI8 Mouser Part # 972-71V424S15PHGI8	Renesas Electronics	SRAM 512Kx8 ASYNCHRONOUS 3.3V CMOS SRAM Learn More about Renesas Electronics renesas asynchronous srams	Datasheet	977In Stock	Cut Tape $12.21 $11.78 $11.42 $10.74 View Reel $9.20 $10.47 $10.12 $9.88 $9.43 $9.20 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: $1.91 1,693In Stock	Mfr. Part # AT25DF041B-XMHN-T Mouser Part # 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 $1.91 $1.79 $1.74 $1.70 View Reel $1.50 $1.66 $1.61 $1.57 $1.54 $1.50 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	NOR Flash	SMD/SMT		4 Mbit	SPI