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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 4M Flash SPI SST25PF040C-40I/SN Microchip Technology 1: HK$8.96 2,328In Stock	Mfr. Part No. SST25PF040C-40I/SN Mouser Part No 579-SST25PF040C40ISN	Microchip Technology	NOR Flash 4M Flash SPI Learn More about Microchip Technology microchip sst25pf040c flash	Datasheet	2,328In Stock	HK$8.96 HK$8.80 HK$8.15	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, T&R SST26VF040AT-80E/SN Microchip Technology 1: HK$11.01 1,770In Stock 6,600Expected 26/10/2026	Mfr. Part No. SST26VF040AT-80E/SN Mouser Part No 579-SST26VF080A80EMF	Microchip Technology	NOR Flash 4Mb, 2.3V to 3.6V, SPI,SDI,SQI, 80MHz, E temp, 8-SOIC, T&R	Datasheet	1,770In Stock 6,600Expected 26/10/2026	Cut Tape HK$11.01 Reel HK$9.95 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI, SQI
NOR Flash 4Mb, Serial Flash, 3.0V, 105C SST25PF040CT-40V/SN Microchip Technology 1: HK$10.28 10,522In Stock	Mfr. Part No. SST25PF040CT-40V/SN Mouser Part No 579-T25PF040CT40V/SN	Microchip Technology	NOR Flash 4Mb, Serial Flash, 3.0V, 105C Learn More about Microchip Technology microchip sst25pf040c flash	Datasheet	10,522In Stock	Cut Tape HK$10.28 HK$10.11 Reel HK$9.70 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
NOR Flash 4Mb SQI Flash Memory 1.8V 8 SOIC SST26WF040BT-104I/SN Microchip Technology 1: HK$9.95 2,151In Stock	Mfr. Part No. SST26WF040BT-104I/SN Mouser Part No 579-T26WF040BT104ISN	Microchip Technology	NOR Flash 4Mb SQI Flash Memory 1.8V 8 SOIC Learn More about Microchip Technology sst sst26 flash memory	Datasheet	2,151In Stock	Cut Tape HK$9.95 Reel HK$9.12 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
SRAM 4Mb 3V 55ns 512K x 8 LP SRAM CY62148EV30LL-55SXI Infineon Technologies 1: HK$48.91 935In Stock 500Expected 7/1/2027	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 7/1/2027	HK$48.91 HK$45.62 HK$44.22 HK$43.16 View HK$42.17 HK$40.77 HK$39.78 HK$36.58 HK$36.17	Min.: 1 Mult.: 1	SRAM	SMD/SMT	SOIC-32	4 Mbit	Parallel
NVRAM 4Mb 3V 45ns 256K x 16 nvSRAM CY14B104NA-ZS45XI Infineon Technologies 1: HK$477.91 281In Stock	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	Datasheet	281In Stock	HK$477.91 HK$441.58 HK$427.28 HK$416.59 View HK$341.71 Quote	Min.: 1 Mult.: 1	NVRAM	SMD/SMT	TSOP-II-44	4 Mbit
F-RAM FRAM Excelon Auto CY15B104QN-50SXA Infineon Technologies 1: HK$171.47 754In Stock 470On Order	Mfr. Part No. CY15B104QN-50SXA Mouser Part No 727-CY15B104QN-50SXA	Infineon Technologies	F-RAM FRAM Excelon Auto Learn More about Infineon Technologies cypress cy15b104q f ram	Datasheet	754In Stock 470On Order	HK$171.47 HK$158.97 HK$153.96 HK$146.81 View HK$143.19 HK$141.06 HK$137.36 Quote	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 Mbit	SPI
F-RAM 4Mb F-RAM 108 MHz QSPI CY15B104QSN-108SXI Infineon Technologies 1: HK$273.07 603In Stock	Mfr. Part No. CY15B104QSN-108SXI Mouser Part No 727-CY15B104QSN108SX	Infineon Technologies	F-RAM 4Mb F-RAM 108 MHz QSPI Learn More about Infineon Technologies cypress cy15b104q f ram	Datasheet	603In Stock	HK$273.07 HK$266.41 HK$258.11 HK$249.56 View HK$243.31 HK$238.13 Quote	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 Mbit	Quad SPI
SRAM 4Mb 45ns 512K x 8 Low Power SRAM CY62148ELL-45ZSXIT Infineon Technologies 1: HK$59.27 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$59.27 HK$55.16 HK$53.51 HK$52.28 Reel HK$45.95 View HK$50.96 HK$49.32 HK$48.09 HK$44.14 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SRAM	SMD/SMT	TSOP-32	4 Mbit	Parallel
SRAM 4Mb 3V 45ns 256K x 16 LP SRAM CY62146EV30LL-45ZSXI Infineon Technologies 1: HK$49.65 1,295In Stock	Mfr. Part No. CY62146EV30LL-45ZSXI Mouser Part No 727-CY46EV30LL45ZSXI	Infineon Technologies	SRAM 4Mb 3V 45ns 256K x 16 LP SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	1,295In Stock	HK$49.65 HK$46.20 HK$44.88 HK$43.81 View HK$42.74 HK$41.35 HK$40.36 HK$39.37 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 4Mb 3V 45ns 256K x 16 LP SRAM CY62147EV30LL-45ZSXI Infineon Technologies 1: HK$42.74 741In Stock	Mfr. Part No. CY62147EV30LL-45ZSXI Mouser Part No 727-CY47EV30LL45ZSXI	Infineon Technologies	SRAM 4Mb 3V 45ns 256K x 16 LP SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	741In Stock	HK$42.74 HK$39.21 HK$38.88 HK$38.14 View HK$36.91 HK$35.92 HK$35.02 HK$34.28 HK$34.20	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 4Mb 3V 45ns 512K x 8 LP SRAM CY62148EV30LL-45BVXI Infineon Technologies 1: HK$43.48 1,016In Stock	Mfr. Part No. CY62148EV30LL-45BVXI Mouser Part No 727-CY48EV30LL45BVXI	Infineon Technologies	SRAM 4Mb 3V 45ns 512K x 8 LP SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	1,016In Stock	HK$43.48 HK$42.66 HK$41.84 HK$40.94 View HK$39.13 HK$38.22 HK$33.29 HK$31.15	Min.: 1 Mult.: 1	SRAM	SMD/SMT	VFBGA-36	4 Mbit	Parallel
SRAM 4Mb 3V 45ns 512K x 8 LP SRAM CY62148EV30LL-45ZSXI Infineon Technologies 1: HK$44.80 514In Stock	Mfr. Part No. CY62148EV30LL-45ZSXI Mouser Part No 727-CY48EV30LL45ZSXI	Infineon Technologies	SRAM 4Mb 3V 45ns 512K x 8 LP SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	514In Stock	HK$44.80 HK$40.94 HK$39.78 HK$39.05 View HK$38.39 HK$36.00 HK$32.39	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-32	4 Mbit	Parallel
SRAM 4Mb 45ns 256K x 16 Low Power SRAM CY62146ELL-45ZSXI Infineon Technologies 1: HK$72.25 1,180In Stock	Mfr. Part No. CY62146ELL-45ZSXI Mouser Part No 727-CY62146ELL45ZSXI	Infineon Technologies	SRAM 4Mb 45ns 256K x 16 Low Power SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	1,180In Stock	HK$72.25 HK$67.82 HK$66.01 HK$64.61 View HK$59.68 HK$56.88 HK$56.80 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 4Mb 3V 45ns 256K x 16 LP SRAM CY62147EV30LL-45ZSXIT Infineon Technologies 1: HK$43.89 2,043In Stock	Mfr. Part No. CY62147EV30LL-45ZSXIT Mouser Part No 727-CY62147EV45ZSXIT	Infineon Technologies	SRAM 4Mb 3V 45ns 256K x 16 LP SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	2,043In Stock	Cut Tape HK$43.89 HK$40.94 HK$39.70 HK$38.80 View Reel HK$34.61 HK$37.89 HK$36.66 HK$35.76 HK$34.61 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM 4Mb 55ns 512K x 8 Low Power SRAM CY62148ELL-55SXI Infineon Technologies 1: HK$56.80 2,259In Stock 1,500Expected 26/11/2026	Mfr. Part No. CY62148ELL-55SXI Mouser Part No 727-CY62148ELL-55SXI	Infineon Technologies	SRAM 4Mb 55ns 512K x 8 Low Power SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	2,259In Stock 1,500Expected 26/11/2026	HK$56.80 HK$52.94 HK$51.38 HK$50.64 View HK$49.40 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	SOIC-32	4 Mbit	Parallel
SRAM 4Mb 55ns 512K x 8 Low Power SRAM CY62148ELL-55SXIT Infineon Technologies 1: HK$55.24 1,938In Stock	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	Datasheet	1,938In Stock	Cut Tape HK$55.24 HK$51.38 HK$49.90 HK$48.74 Reel HK$42.42 View HK$47.59 HK$47.10 HK$45.95 HK$39.95 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SRAM	SMD/SMT	SOIC-32	4 Mbit	Parallel
SRAM 4Mb 55ns 512K x 8 Low Power SRAM CY62148ESL-55ZAXIT Infineon Technologies 1: HK$55.24 1,442In Stock	Mfr. Part No. CY62148ESL-55ZAXIT Mouser Part No 727-CY62148ESL55ZAXI	Infineon Technologies	SRAM 4Mb 55ns 512K x 8 Low Power SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	1,442In Stock	Cut Tape HK$55.24 HK$51.46 HK$49.98 HK$48.74 View Reel HK$36.99 HK$47.59 HK$46.11 HK$44.96 HK$43.16 HK$36.99 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SRAM	SMD/SMT	STSOP-32	4 Mbit	Parallel
SRAM 4Mb 45ns 512K x 8 Low Power SRAM CY62148ELL-45ZSXI Infineon Technologies 1: HK$55.24 4,869In Stock	Mfr. Part No. CY62148ELL-45ZSXI Mouser Part No 727-CY6218ELL-45ZSXI	Infineon Technologies	SRAM 4Mb 45ns 512K x 8 Low Power SRAM Learn More about Infineon Technologies cypress mobl async sram	Datasheet	4,869In Stock	HK$55.24 HK$51.46 HK$50.06 HK$49.81 View HK$48.66 HK$47.76 HK$46.69 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-32	4 Mbit	Parallel
SRAM ASYNC SRAMS CY7C1041G-10ZSXIT Infineon Technologies 1: HK$64.36 681In Stock	Mfr. Part No. CY7C1041G-10ZSXIT Mouser Part No 727-CY7C1041G10ZSXIT	Infineon Technologies	SRAM ASYNC SRAMS Learn More about Infineon Technologies cypress cy7C1021d ram	Datasheet	681In Stock	Cut Tape HK$64.36 HK$59.92 HK$58.12 HK$56.72 Reel HK$50.80 View HK$55.40 HK$53.59 HK$52.20 HK$46.20 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM CMOS RAM W ECC 4-Mbit CY7C1041G30-10BVXI Infineon Technologies 1: HK$57.62 1,130In Stock	Mfr. Part No. CY7C1041G30-10BVXI Mouser Part No 727-CY7C1041G30-10BV	Infineon Technologies	SRAM CMOS RAM W ECC 4-Mbit Learn More about Infineon Technologies cypress cy7C1021d ram	Datasheet	1,130In Stock	HK$57.62 HK$53.68 HK$52.03 HK$50.80 View HK$49.57 HK$48.00 HK$46.77 HK$45.62 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	VFBGA-48	4 Mbit	Parallel
SRAM CMOS RAM W ECC 4-Mbit CY7C1041G30-10VXI Infineon Technologies 1: HK$57.29 900In Stock	Mfr. Part No. CY7C1041G30-10VXI Mouser Part No 727-CY7C1041G30-10VX	Infineon Technologies	SRAM CMOS RAM W ECC 4-Mbit Learn More about Infineon Technologies cypress cy7C1021d ram	Datasheet	900In Stock	HK$57.29 HK$52.44 HK$51.29 HK$50.55 View HK$49.32 HK$48.66 HK$47.51 HK$46.28 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	SOJ-44	4 Mbit	Parallel
SRAM CMOS RAM W ECC 4-Mbit CY7C1041G30-10ZSXI Infineon Technologies 1: HK$65.27 746In Stock 1,350Expected 17/3/2027	Mfr. Part No. CY7C1041G30-10ZSXI Mouser Part No 727-CY7C1041G30-10ZS	Infineon Technologies	SRAM CMOS RAM W ECC 4-Mbit Learn More about Infineon Technologies cypress cy7C1021d ram	Datasheet	746In Stock 1,350Expected 17/3/2027	HK$65.27 HK$60.83 HK$59.10 HK$57.62 View HK$56.06 HK$54.91 HK$54.25 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
SRAM ASYNC SRAMS 4-Mbit CY7C1041G30-10BVJXI Infineon Technologies 1: HK$64.36 1,372In Stock	Mfr. Part No. CY7C1041G30-10BVJXI Mouser Part No 727-CY7C1041G3010BVJ	Infineon Technologies	SRAM ASYNC SRAMS 4-Mbit	Datasheet	1,372In Stock	HK$64.36 HK$59.92 HK$58.12 HK$56.72 View HK$55.40 HK$52.28 HK$50.96 HK$50.22 Quote	Min.: 1 Mult.: 1	SRAM	SMD/SMT	VFBGA-48	4 Mbit	Parallel
SRAM ASYNC SRAMS CY7C1041G30-10VXIT Infineon Technologies 1: HK$57.29 561In Stock	Mfr. Part No. CY7C1041G30-10VXIT Mouser Part No 727-CY7C1041G3010VIT	Infineon Technologies	SRAM ASYNC SRAMS Learn More about Infineon Technologies cypress cy7C1021d ram	Datasheet	561In Stock	Cut Tape HK$57.29 HK$53.43 HK$51.79 HK$50.55 Reel HK$46.53 View HK$49.40 HK$47.76 HK$41.59 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500	SRAM	SMD/SMT	SOJ-44	4 Mbit	Parallel