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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
NOR Flash 2.7V to 3.6V 4Mbit Multi-Purpose Flash SST39VF040-70-4C-TU-T Microchip Technology 1: $2.35 1,037In Stock 1,500Expected 11/23/2026 New Product	Mfr. Part # SST39VF040-70-4C-TU-T Mouser Part # 579-S39VF040704CTUT New Product	Microchip Technology	NOR Flash 2.7V to 3.6V 4Mbit Multi-Purpose Flash	Datasheet	1,037In Stock 1,500Expected 11/23/2026	Cut Tape $2.35 Reel $2.15	Min.: 1 Mult.: 1 : 1,500	NOR Flash	SMD/SMT	TSSOP-32	4 Mbit
SRAM 4Mb 3V 45ns 256K x 16 LP SRAM CY62147EV30LL-45BVXI Infineon Technologies 1: $5.94 6,589In Stock	Mfr. Part # CY62147EV30LL-45BVXI Mouser Part # 727-CY47EV30LL45BVXI	Infineon Technologies	SRAM 4Mb 3V 45ns 256K x 16 LP SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	6,589In Stock	$5.94 $5.54 $5.37 $5.24 View $5.12 $4.96 $4.83 $4.71 $4.19	Min.: 1 Mult.: 1	SRAM	SMD/SMT	VFBGA-48	4 Mbit	Parallel
SRAM ASYNC CY7C1041GN30-10BVXI Infineon Technologies 1: $8.71 2,895In Stock	Mfr. Part # CY7C1041GN30-10BVXI Mouser Part # 727-CY7C1041GN30BVXI	Infineon Technologies	SRAM ASYNC	Datasheet	2,895In Stock	$8.71 $8.20 $8.00 $7.86 View $7.80 $7.22 $5.98 $5.96	Min.: 1 Mult.: 1	SRAM	SMD/SMT	VFBGA-48	4 Mbit	Parallel
SRAM ASYNC SRAMS CY7C1049G-10VXIT Infineon Technologies 1: $15.68 2,162In Stock	Mfr. Part # CY7C1049G-10VXIT Mouser Part # 727-CY7C1049G-10VXIT	Infineon Technologies	SRAM ASYNC SRAMS Learn More about Infineon Technologies cypress fast async sram	Datasheet	2,162In Stock	Cut Tape $15.68 $13.07 $11.80 Reel $11.79 MouseReel Available	Min.: 1 Mult.: 1 : 500	SRAM	SMD/SMT	SOJ-36	4 Mbit	Parallel
SRAM 256Kx18 STD-PWR 3.3V DUAL-PORT RAM 70V631S12PRFGI Renesas Electronics 1: $371.69 98In Stock	Mfr. Part # 70V631S12PRFGI Mouser Part # 972-70V631S12PRFGI	Renesas Electronics	SRAM 256Kx18 STD-PWR 3.3V DUAL-PORT RAM	Datasheet	98In Stock	$371.69 $341.76	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TQFP-128	4 Mbit	Parallel
NVRAM 4Mb 3V 25ns 256K x 16 nvSRAM CY14B104NA-ZS25XI Infineon Technologies 1: $44.76 723In Stock	Mfr. Part # CY14B104NA-ZS25XI Mouser Part # 727-CY14B104NAZS25XI	Infineon Technologies	NVRAM 4Mb 3V 25ns 256K x 16 nvSRAM Learn More about Infineon Technologies cypress cy14b nvsram	Datasheet	723In Stock	$44.76 $42.08 $41.03 $40.24 View $39.63 Quote	Min.: 1 Mult.: 1	NVRAM	SMD/SMT	TSOP-II-44	4 Mbit
SRAM CMOS RAM W ECC 4-Mbit CY7C1041G-10ZSXI Infineon Technologies 1: $13.64 2,088In Stock	Mfr. Part # CY7C1041G-10ZSXI Mouser Part # 727-CY7C1041G-10ZSXI	Infineon Technologies	SRAM CMOS RAM W ECC 4-Mbit Learn More about Infineon Technologies cypress cy7C1021d ram	Datasheet	2,088In Stock	$13.64 $12.82 $12.50 $12.23 View $11.96 $11.69 $11.47 $11.16	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
NOR Flash 1.65V to 1.95V 4Mbit SPI Serial Flash SST25WF040BT-40I/NP Microchip Technology 1: $1.40 5,802In Stock	Mfr. Part # SST25WF040BT-40I/NP Mouser Part # 579-25WF040BT-40I/NP	Microchip Technology	NOR Flash 1.65V to 1.95V 4Mbit SPI Serial Flash	Datasheet	5,802In Stock	Cut Tape $1.40 Reel $1.31 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	NOR Flash	SMD/SMT	USON-8	4 Mbit	SPI
NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash SST25VF040B-50-4I-SAF-T Microchip Technology 1: $1.25 5,949In Stock	Mfr. Part # SST25VF040B-50-4I-SAF-T Mouser Part # 579-25VF040B504ISAFT	Microchip Technology	NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash	Datasheet	5,949In Stock	Cut Tape $1.25 $1.21 Reel $1.18 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
SRAM 4Mb 45ns 256K x 16 Low Power SRAM CY62146ESL-45ZSXI Infineon Technologies 1: $5.99 405In 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	405In 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
SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM 71V416L12BEGI8 Renesas Electronics 1: $13.79 1,094In Stock	Mfr. Part # 71V416L12BEGI8 Mouser Part # 972-71V416L12BEGI8	Renesas Electronics	SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM Learn More about Renesas Electronics renesas asynchronous srams	Datasheet	1,094In Stock	Cut Tape $13.79 $12.81 $12.42 $12.12 View Reel $9.20 $11.82 $11.44 $11.15 $10.87 $9.20 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SRAM	SMD/SMT	CABGA-48	4 Mbit	Parallel
SRAM 512Kx8 ASYNCHRONOUS 3.3V CMOS SRAM 71V424S10PHG Renesas Electronics 1: $11.97 756In Stock	Mfr. Part # 71V424S10PHG Mouser Part # 972-71V424S10PHG	Renesas Electronics	SRAM 512Kx8 ASYNCHRONOUS 3.3V CMOS SRAM Learn More about Renesas Electronics renesas asynchronous srams	Datasheet	756In Stock	$11.97 $11.12 $10.78 $10.52 View $10.26 $9.92 $9.68 $9.57 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
NOR Flash spiFlash, 1.8V 4M-bit, 4Kb Uniform Sector W25Q40EWSNIG TR Winbond 1: $2.08 2,500In Stock	Mfr. Part # W25Q40EWSNIG TR Mouser Part # 454-W25Q40EWSNIGTR	Winbond	NOR Flash spiFlash, 1.8V 4M-bit, 4Kb Uniform Sector Learn More about Winbond nor	Datasheet	2,500In Stock	Cut Tape $2.08 Reel $2.08 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
EEPROM Automotive 4096 Kbit SPI bus EEPROM with high speed clock M95M04-DWDW4TP/V STMicroelectronics 1: $6.24 3,143In Stock	Mfr. Part # M95M04-DWDW4TP/V Mouser Part # 511-M95M04-DWDW4TP/V	STMicroelectronics	EEPROM Automotive 4096 Kbit SPI bus EEPROM with high speed clock Learn More about STMicroelectronics stm m95m04 4mbit serial eeproms	Datasheet	3,143In Stock	Cut Tape $6.24 $5.87 $5.69 $5.51 View Reel $4.71 $5.38 $5.01 $4.89 $4.72 $4.71 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	EEPROM	SMD/SMT	TSSOP-8	4 Mbit	SPI
SRAM 4Mb 45ns 256K x 16 Low Power SRAM CY62146ELL-45ZSXIT Infineon Technologies 1: $6.19 1,057In Stock	Mfr. Part # CY62146ELL-45ZSXIT Mouser Part # 727-CY2146ELL45ZSXIT	Infineon Technologies	SRAM 4Mb 45ns 256K x 16 Low Power SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	1,057In Stock	Cut Tape $6.19 $5.76 $5.59 $5.46 Reel $5.02 View $5.33 $5.16 $5.03 $4.77 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM MICROPOWER SRAMS CY62147G30-45ZSXIT Infineon Technologies 1: $6.01 835In Stock	Mfr. Part # CY62147G30-45ZSXIT Mouser Part # 727-CY62147G3045ZSIT	Infineon Technologies	SRAM MICROPOWER SRAMS	Datasheet	835In Stock	Cut Tape $6.01 $5.60 $5.43 $5.31 Reel $4.88 View $5.18 $5.02 $4.89 $4.80 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM ASYNC SRAMS CY7C1049GN30-10ZSXIT Infineon Technologies 1: $9.96 1,255In Stock	Mfr. Part # CY7C1049GN30-10ZSXIT Mouser Part # 727-CY7C1049GN3010ZX	Infineon Technologies	SRAM ASYNC SRAMS	Datasheet	1,255In Stock	Cut Tape $9.96 $9.39 $9.17 $8.76 View Reel $8.33 $8.55 $8.34 $8.33 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: $0.73 10,343In Stock	Mfr. Part # AT25SF041B-SHD-T Mouser Part # 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	10,343In Stock	Cut Tape $0.73 $0.683 $0.665 $0.652 View Reel $0.527 $0.638 $0.619 $0.605 $0.591 $0.527 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	NOR Flash	SMD/SMT	SOP-Wide-8	4 Mbit	SPI
NOR Flash 256K X 16 70ns SST39VF400A-70-4I-B3KE Microchip Technology 1: $2.10 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	$2.10 $1.95 $1.61	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	TFBGA-48	4 Mbit	Parallel
NOR Flash 4Mb SQI Flash Memory 1.8V 8 USON SST26WF040BT-104I/NP Microchip Technology 1: $1.40 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 $1.40 Reel $1.31 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 1,828In 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	1,828In 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
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