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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 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	Cut Tape HK$19.32 Reel HK$17.67	Min.: 1 Mult.: 1 : 1,500	NOR Flash	SMD/SMT	TSSOP-32	4 Mbit
F-RAM FRAM Excelon Ultra CY15V104QSN-108SXI Infineon Technologies 1: HK$264.11 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	HK$264.11 HK$244.46 HK$236.65 HK$225.64 View HK$219.89 HK$219.80 Quote	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 Mbit	Quad SPI
SRAM ASYNC CY7C1041GN30-10BVXI Infineon Technologies 1: HK$78.99 2,895In Stock	Mfr. Part No. CY7C1041GN30-10BVXI Mouser Part No 727-CY7C1041GN30BVXI	Infineon Technologies	SRAM ASYNC	Datasheet	2,895In Stock	HK$78.99 HK$74.06 HK$72.25 HK$70.94 View HK$68.14 HK$61.57 HK$51.79 HK$50.72 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	VFBGA-48	4 Mbit	Parallel
SRAM ASYNC SRAMS CY7C1049G-10VXIT Infineon Technologies 1: HK$140.23 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 HK$140.23 HK$130.20 HK$126.26 HK$123.22 View Reel HK$113.27 HK$120.18 HK$116.23 HK$113.27 Quote 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: HK$3,055.29 273In Stock	Mfr. Part No. 70V631S12PRFGI Mouser Part No 972-70V631S12PRFGI	Renesas Electronics	SRAM 256Kx18 STD-PWR 3.3V DUAL-PORT RAM	Datasheet	273In Stock	HK$3,055.29 HK$2,809.27	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: HK$449.96 723In Stock	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	Datasheet	723In Stock	HK$449.96 HK$415.77 HK$402.37 HK$392.34 View HK$378.28 HK$371.79 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: HK$130.86 2,088In Stock	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	Datasheet	2,088In Stock	HK$130.86 HK$121.57 HK$117.79 HK$115.00 View HK$112.20 HK$108.50 HK$105.79 HK$103.00 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 4Mb 3V 45ns 256K x 16 LP SRAM CY62147EV30LL-45BVXI Infineon Technologies 1: HK$48.83 6,589In Stock	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	Datasheet	6,589In Stock	HK$48.83 HK$45.54 HK$44.14 HK$43.07 View HK$42.09 HK$40.77 HK$39.70 HK$38.72 HK$34.44	Min.: 1 Mult.: 1	SRAM	SMD/SMT	VFBGA-48	4 Mbit	Parallel
SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM 71V416L12BEGI8 Renesas Electronics 1: HK$113.35 1,094In Stock	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	Datasheet	1,094In Stock	Cut Tape HK$113.35 HK$105.30 HK$102.09 HK$99.63 View Reel HK$75.62 HK$97.16 HK$94.04 HK$91.65 HK$89.35 HK$75.62 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	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 6,223In 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	6,223In 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 1: HK$50.64 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	HK$50.64 HK$47.18 HK$45.79 HK$44.72 View HK$43.65 HK$42.25 HK$41.10 HK$40.03 HK$39.05	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: HK$58.69 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 HK$58.69 HK$54.66 HK$53.02 HK$51.70 View Reel HK$42.83 HK$50.47 HK$48.83 HK$47.59 HK$42.83 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: HK$50.88 1,029In Stock	Mfr. Part No. CY62146ESL-45ZSXIT Mouser Part No 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 HK$50.88 HK$47.35 HK$45.95 HK$44.88 Reel HK$40.28 View HK$43.81 HK$42.42 HK$41.35 HK$39.21 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: HK$48.91 2,000In Stock	Mfr. Part No. CY62147EV30LL-45BVXIT Mouser Part No 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 HK$48.91 HK$45.62 HK$44.22 HK$43.16 View Reel HK$37.73 HK$42.17 HK$40.85 HK$39.78 HK$38.80 HK$37.73 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SRAM	SMD/SMT	VFBGA-48	4 Mbit	Parallel
SRAM ASYNC SRAMS CY7C1041G30-10ZSXIT Infineon Technologies 1: HK$124.62 1,295In Stock	Mfr. Part No. CY7C1041G30-10ZSXIT Mouser Part No 727-CY7C1041G3010ZSI	Infineon Technologies	SRAM ASYNC SRAMS Learn More about Infineon Technologies cypress cy7C1021d ram	Datasheet	1,295In Stock	Cut Tape HK$124.62 HK$115.74 HK$112.20 HK$109.49 View Reel HK$98.15 HK$106.86 HK$103.33 HK$100.78 HK$98.15 Quote 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: HK$124.62 744In Stock	Mfr. Part No. CY7C1041GE30-10ZSXI Mouser Part No 727-CY7C1041GE3010ZS	Infineon Technologies	SRAM CMOS RAM W ECC 4-Mbit	Datasheet	744In Stock	HK$124.62 HK$115.74 HK$112.20 HK$109.49 View HK$106.86 HK$103.33 HK$100.78 HK$98.15 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM 71V416S12PHG Renesas Electronics 1: HK$100.12 260In Stock	Mfr. Part No. 71V416S12PHG Mouser Part No 972-71V416S12PHG	Renesas Electronics	SRAM 256Kx16 ASYNCHRONOUS 3.3V CMOS SRAM Learn More about Renesas Electronics renesas asynchronous srams	Datasheet	260In Stock	HK$100.12 HK$92.97 HK$90.09 HK$87.95 View HK$85.41 HK$83.19 HK$79.57 HK$77.51 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: HK$15.04 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 HK$15.04 HK$14.14 HK$13.73 HK$13.40 View Reel HK$12.00 HK$13.07 HK$12.66 HK$12.33 HK$12.08 HK$12.00 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: HK$17.34 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 HK$17.34 HK$16.28 HK$15.78 HK$15.45 View Reel HK$11.92 HK$15.12 HK$14.63 HK$14.30 HK$13.89 HK$11.92 HK$11.92 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	NOR Flash	SMD/SMT	UDFN-8	4 Mbit	SPI
NOR Flash spiFlash, 1.8V 4M-bit, 4Kb Uniform Sector W25Q40EWSNIG TR Winbond 1: HK$17.10 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 HK$17.10 Reel HK$17.10 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: HK$51.29 3,148In Stock	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	Datasheet	3,148In Stock	Cut Tape HK$51.29 HK$48.25 HK$46.77 HK$45.29 View Reel HK$38.72 HK$44.22 HK$41.18 HK$40.20 HK$38.80 HK$38.72 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: HK$50.88 1,057In Stock	Mfr. Part No. CY62146ELL-45ZSXIT Mouser Part No 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 HK$50.88 HK$47.35 HK$45.95 HK$44.88 Reel HK$41.26 View HK$43.81 HK$42.42 HK$41.35 HK$39.21 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM MICROPOWER SRAMS CY62147G30-45ZSXIT Infineon Technologies 1: HK$49.40 835In Stock	Mfr. Part No. CY62147G30-45ZSXIT Mouser Part No 727-CY62147G3045ZSIT	Infineon Technologies	SRAM MICROPOWER SRAMS	Datasheet	835In Stock	Cut Tape HK$49.40 HK$46.03 HK$44.63 HK$43.65 Reel HK$39.13 View HK$42.58 HK$41.26 HK$40.20 HK$38.14 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM ASYNC SRAMS CY7C1049GN30-10ZSXIT Infineon Technologies 1: HK$97.65 1,255In Stock	Mfr. Part No. CY7C1049GN30-10ZSXIT Mouser Part No 727-CY7C1049GN3010ZX	Infineon Technologies	SRAM ASYNC SRAMS	Datasheet	1,255In Stock	Cut Tape HK$97.65 HK$90.67 HK$87.87 HK$85.82 View Reel HK$76.86 HK$83.68 HK$80.97 HK$78.91 HK$76.86 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: HK$6.00 10,351In 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	10,351In Stock	Cut Tape HK$6.00 HK$5.61 HK$5.47 HK$5.36 View Reel HK$4.66 HK$5.24 HK$5.09 HK$4.97 HK$4.86 HK$4.66 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	NOR Flash	SMD/SMT	SOP-Wide-8	4 Mbit	SPI