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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 (HKD) 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: HK$19.32 1,037In Stock 1,500Expected 23/11/2026 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 1,500Expected 23/11/2026	Cut Tape HK$19.32 Reel HK$17.67	Min.: 1 Mult.: 1 : 1,500	NOR Flash	SMD/SMT	TSSOP-32	4 Mbit
SRAM ASYNC CY7C1041GN30-10BVXI Infineon Technologies Restricted Availability	Mfr. Part No. CY7C1041GN30-10BVXI Mouser Part No 727-CY7C1041GN30BVXI	Infineon Technologies	SRAM ASYNC Mouser does not sell this product in your region.	Datasheet			Restricted Availability	SRAM	SMD/SMT	VFBGA-48	4 Mbit	Parallel
SRAM ASYNC SRAMS CY7C1049G-10VXIT Infineon Technologies Restricted Availability	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 Mouser does not sell this product in your region.	Datasheet			Restricted Availability	SRAM	SMD/SMT	SOJ-36	4 Mbit	Parallel
SRAM 256Kx18 STD-PWR 3.3V DUAL-PORT RAM 70V631S12PRFGI Renesas Electronics Restricted Availability	Mfr. Part No. 70V631S12PRFGI Mouser Part No 972-70V631S12PRFGI	Renesas Electronics	SRAM 256Kx18 STD-PWR 3.3V DUAL-PORT RAM Mouser does not sell this product in your region.	Datasheet			Restricted Availability	SRAM	SMD/SMT	TQFP-128	4 Mbit	Parallel
NVRAM 4Mb 3V 25ns 256K x 16 nvSRAM CY14B104NA-ZS25XI Infineon Technologies Restricted Availability	Mfr. Part No. CY14B104NA-ZS25XI Mouser Part No 727-CY14B104NAZS25XI	Infineon Technologies	NVRAM 4Mb 3V 25ns 256K x 16 nvSRAM Learn More about Infineon Technologies cypress cy14b nvsram Mouser does not sell this product in your region.	Datasheet			Restricted Availability	NVRAM	SMD/SMT	TSOP-II-44	4 Mbit
SRAM CMOS RAM W ECC 4-Mbit CY7C1041G-10ZSXI Infineon Technologies Restricted Availability	Mfr. Part No. CY7C1041G-10ZSXI Mouser Part No 727-CY7C1041G-10ZSXI	Infineon Technologies	SRAM CMOS RAM W ECC 4-Mbit Learn More about Infineon Technologies cypress cy7C1021d ram Mouser does not sell this product in your region.	Datasheet			Restricted Availability	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 512Kx8 ASYNCHRONOUS 3.3V CMOS SRAM 71V424S10PHG Renesas Electronics Restricted Availability	Mfr. Part No. 71V424S10PHG Mouser Part No 972-71V424S10PHG	Renesas Electronics	SRAM 512Kx8 ASYNCHRONOUS 3.3V CMOS SRAM Learn More about Renesas Electronics renesas asynchronous srams Mouser does not sell this product in your region.	Datasheet			Restricted Availability	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM 71V416L12BEGI8 Renesas Electronics Restricted Availability	Mfr. Part No. 71V416L12BEGI8 Mouser Part No 972-71V416L12BEGI8	Renesas Electronics	SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM Learn More about Renesas Electronics renesas asynchronous srams Mouser does not sell this product in your region.	Datasheet			Restricted Availability	SRAM	SMD/SMT	CABGA-48	4 Mbit	Parallel
NOR Flash 1.65V to 1.95V 4Mbit SPI Serial Flash SST25WF040BT-40I/NP Microchip Technology 1: HK$11.51 5,802In 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	5,802In Stock	Cut Tape HK$11.51 Reel HK$10.77 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	NOR Flash	SMD/SMT	USON-8	4 Mbit	SPI
SRAM 4Mb 3V 55ns 512K x 8 LP SRAM CY62148EV30LL-55SXI Infineon Technologies Restricted Availability	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 Mouser does not sell this product in your region.	Datasheet	More Info Available		Restricted Availability	SRAM	SMD/SMT	SOIC-32	4 Mbit	Parallel
SRAM 4Mb 45ns 512K x 8 Low Power SRAM CY62148ELL-45ZSXIT Infineon Technologies Restricted Availability	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 Mouser does not sell this product in your region.	Datasheet			Restricted Availability	SRAM	SMD/SMT	TSOP-32	4 Mbit	Parallel
SRAM ASYNC SRAMS CY7C1041G30-10ZSXIT Infineon Technologies Restricted Availability	Mfr. Part No. CY7C1041G30-10ZSXIT Mouser Part No 727-CY7C1041G3010ZSI	Infineon Technologies	SRAM ASYNC SRAMS Learn More about Infineon Technologies cypress cy7C1021d ram Mouser does not sell this product in your region.	Datasheet			Restricted Availability	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM CMOS RAM W ECC 4-Mbit CY7C1041GE30-10ZSXI Infineon Technologies Restricted Availability	Mfr. Part No. CY7C1041GE30-10ZSXI Mouser Part No 727-CY7C1041GE3010ZS	Infineon Technologies	SRAM CMOS RAM W ECC 4-Mbit Mouser does not sell this product in your region.	Datasheet			Restricted Availability	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM 71V416S15PHGI Renesas Electronics Restricted Availability	Mfr. Part No. 71V416S15PHGI Mouser Part No 972-71V416S15PHGI	Renesas Electronics	SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM Learn More about Renesas Electronics renesas asynchronous srams Mouser does not sell this product in your region.	Datasheet			Restricted Availability	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: HK$15.04 3,501In 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	3,501In Stock	Cut Tape HK$15.04 HK$14.14 HK$13.73 HK$13.40 View Reel HK$12.08 HK$13.07 HK$12.66 HK$12.33 HK$12.08 HK$12.08 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, SOIC-W 208mil (Tape & Reel), Single SPI DataFlash AT45DB041E-SHN2B-T Renesas / Dialog 1: HK$15.45 3,711In Stock	Mfr. Part No. AT45DB041E-SHN2B-T Mouser Part No 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 HK$15.45 HK$14.55 HK$14.14 HK$13.81 View Reel HK$10.36 HK$13.48 HK$13.07 HK$12.74 HK$12.49 HK$10.36 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	NOR Flash	SMD/SMT	SOIC-Wide-8	4 Mbit	SPI
NOR Flash 256K X 16 70ns SST39VF400A-70-4I-B3KE Microchip Technology 1: HK$16.19 4,411In Stock NRND	Mfr. Part No. SST39VF400A-70-4I-B3KE Mouser Part No 804-39VF400A7IB3KE NRND	Microchip Technology	NOR Flash 256K X 16 70ns	Datasheet	4,411In Stock	HK$16.19 HK$15.04 HK$13.23 HK$13.15 HK$12.74	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	TFBGA-48	4 Mbit	Parallel
SRAM 4Mb 3V 45ns 256K x 16 LP SRAM CY621472E30LL-45ZSXI Infineon Technologies Restricted Availability	Mfr. Part No. CY621472E30LL-45ZSXI Mouser Part No 727-621472E30L45ZSXI	Infineon Technologies	SRAM 4Mb 3V 45ns 256K x 16 LP SRAM Learn More about Infineon Technologies cypress mobl async sram Mouser does not sell this product in your region.	Datasheet			Restricted Availability	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 4Mb 55ns 512K x 8 Low Power SRAM CY62148ELL-55SXIT Infineon Technologies Restricted Availability	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 Mouser does not sell this product in your region.	Datasheet			Restricted Availability	SRAM	SMD/SMT	SOIC-32	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: HK$6.58 9,927In Stock	Mfr. Part No. AT25XE041D-SSHN-T Mouser Part No 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	9,927In Stock	Cut Tape HK$6.58 HK$6.08 HK$5.92 HK$5.79 View Reel HK$5.23 HK$5.66 HK$5.50 HK$5.37 HK$5.24 HK$5.23 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-50-4I-SAF-T Microchip Technology 1: HK$9.62 5,949In Stock	Mfr. Part No. SST25VF040B-50-4I-SAF-T Mouser Part No 579-25VF040B504ISAFT	Microchip Technology	NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash	Datasheet	5,949In Stock	Cut Tape HK$9.62 HK$9.54 Reel HK$9.04 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
NVRAM 4Mb 3V 45ns 256K x 16 nvSRAM CY14B104NA-ZS45XI Infineon Technologies Restricted Availability	Mfr. Part No. CY14B104NA-ZS45XI Mouser Part No 727-CY14B104NAZS45XI	Infineon Technologies	NVRAM 4Mb 3V 45ns 256K x 16 nvSRAM Learn More about Infineon Technologies cypress cy14b nvsram Mouser does not sell this product in your region.	Datasheet			Restricted Availability	NVRAM	SMD/SMT	TSOP-II-44	4 Mbit
SRAM 4Mb 3V 45ns 256K x 16 LP SRAM CY62147EV30LL-45BVXI Infineon Technologies Restricted Availability	Mfr. Part No. CY62147EV30LL-45BVXI Mouser Part No 727-CY47EV30LL45BVXI	Infineon Technologies	SRAM 4Mb 3V 45ns 256K x 16 LP SRAM Learn More about Infineon Technologies cypress mobl async sram Mouser does not sell this product in your region.	Datasheet			Restricted Availability	SRAM	SMD/SMT	VFBGA-48	4 Mbit	Parallel
SRAM 4Mb 45ns 256K x 16 Low Power SRAM CY62146ESL-45ZSXI Infineon Technologies Restricted Availability	Mfr. Part No. CY62146ESL-45ZSXI Mouser Part No 727-CY62146ESL45ZSXI	Infineon Technologies	SRAM 4Mb 45ns 256K x 16 Low Power SRAM Learn More about Infineon Technologies cypress mobl async sram Mouser does not sell this product in your region.	Datasheet			Restricted Availability	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
EEPROM Automotive 4096 Kbit SPI bus EEPROM with high speed clock M95M04-DWDW4TP/V STMicroelectronics Restricted Availability	Mfr. Part No. M95M04-DWDW4TP/V Mouser Part No 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 Mouser does not sell this product in your region.	Datasheet			Restricted Availability	EEPROM	SMD/SMT	TSSOP-8	4 Mbit	SPI