.hide-partial { max-height: none; } .show-more { display: none; }

4 Mbit Memory ICs

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Memory ICs

List Images

Results: 1,224

Applied Filters:

Memory Size = 4 Mbit

Manufacturer

Product

Product Type

Mounting Style

Package/Case

Interface Type

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) 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 (512Kx8) 70ns 5.0V Commercial SST39SF040-70-4C-NHE-T Microchip Technology 1: £2.15 811In Stock	Mfr. Part No. SST39SF040-70-4C-NHE-T Mouser Part No 804-39SF0407CNHE-T	Microchip Technology	NOR Flash 4M (512Kx8) 70ns 5.0V Commercial	Datasheet	811In Stock	Cut Tape £2.15 Reel £1.98 £1.90	Min.: 1 Mult.: 1 : 750	NOR Flash	SMD/SMT	PLCC-32	4 Mbit	Parallel
NOR Flash 512K X 8 70ns SST39SF040-70-4I-NHE Microchip Technology 1: £2.23 1,627In Stock 2,760Expected 30/10/2026	Mfr. Part No. SST39SF040-70-4I-NHE Mouser Part No 804-39SF0407INHE	Microchip Technology	NOR Flash 512K X 8 70ns	Datasheet	1,627In Stock 2,760Expected 30/10/2026	£2.23 £2.15 £2.05	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	PLCC-32	4 Mbit	Parallel
NOR Flash 4M (512Kx8) 70ns 2.7-3.6V Industrial SST39VF040-70-4I-NHE-T Microchip Technology 1: £2.03 635In Stock	Mfr. Part No. SST39VF040-70-4I-NHE-T Mouser Part No 804-39VF0407INHE-T	Microchip Technology	NOR Flash 4M (512Kx8) 70ns 2.7-3.6V Industrial	Datasheet	635In Stock	Cut Tape £2.03 Reel £1.89 MouseReel Available	Min.: 1 Mult.: 1 : 750	NOR Flash	SMD/SMT	PLCC-32	4 Mbit	Parallel
F-RAM 4M (256Kx16) 55ns F-RAM FM22L16-55-TG Infineon Technologies 1: £40.77 328In Stock 4,050On Order	Mfr. Part No. FM22L16-55-TG Mouser Part No 877-FM22L16-55-TG	Infineon Technologies	F-RAM 4M (256Kx16) 55ns F-RAM Learn More about Infineon Technologies cypress parallel fram	Datasheet	328In Stock 4,050On Order On Order Ship Dates Mfr. No: FM22L16-55-TG Stock: 328 Can Dispatch Immediately On Order: 1,350 Expected 19/11/2026 2,700 Expected 18/03/2027 Factory Lead Time: 4 Weeks	£40.77 £37.69 £36.47 £35.56 View £34.67 £33.52 Quote	Min.: 1 Mult.: 1	FRAM	SMD/SMT	TSOP-44	4 Mbit	Parallel
NOR Flash spiFlash, 4M-bit, 4Kb Uniform Sector W25Q40RVSSJQ Winbond 1: £1.45 1,245In Stock	Mfr. Part No. W25Q40RVSSJQ Mouser Part No 454-W25Q40RVSSJQ	Winbond	NOR Flash spiFlash, 4M-bit, 4Kb Uniform Sector Learn More about Winbond nor		1,245In Stock	£1.45	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
NOR Flash Serial NOR 3V 4Mbit x2 I/O SOP-8 209mil Automotive +105C MX25L4006EM2R-12G-TB Macronix 1: £0.871 484In Stock	Mfr. Part No. MX25L4006EM2R-12G-TB Mouser Part No 95-25L4006EM2R12G	Macronix	NOR Flash Serial NOR 3V 4Mbit x2 I/O SOP-8 209mil Automotive +105C	Datasheet	484In Stock	£0.871 £0.818 £0.796 £0.773 View £0.748 £0.731 £0.711 £0.681	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	SOP-8	4 Mbit	SPI
NOR Flash 3.0 to 3.6V 4Mbit Multi-Purpose Flash SST39LF400A-55-4C-EKE-T Microchip Technology 1: £2.28 234In Stock NRND	Mfr. Part No. SST39LF400A-55-4C-EKE-T Mouser Part No 579-39LF400A5CEKET NRND	Microchip Technology	NOR Flash 3.0 to 3.6V 4Mbit Multi-Purpose Flash	Datasheet	234In Stock	Cut Tape £2.28 £1.86 Reel £1.76 £1.75 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	NOR Flash	SMD/SMT	TSOP-48	4 Mbit	Parallel
NOR Flash 2.7V to 3.6V 4Mb Multi-Purpose Flash SST39VF400A-70-4C-EKE-T Microchip Technology 1: £1.75 360In Stock NRND	Mfr. Part No. SST39VF400A-70-4C-EKE-T Mouser Part No 579-39VF400A7CEKET NRND	Microchip Technology	NOR Flash 2.7V to 3.6V 4Mb Multi-Purpose Flash	Datasheet	360In Stock	Cut Tape £1.75 £1.63 Reel £1.37 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	NOR Flash	SMD/SMT	TSOP-48	4 Mbit	Parallel
NOR Flash 4M (256K x 16) 55ns SST39LF400A-55-4C-EKE Microchip Technology 1: £2.28 76In Stock NRND	Mfr. Part No. SST39LF400A-55-4C-EKE Mouser Part No 804-39LF400A55CEKE NRND	Microchip Technology	NOR Flash 4M (256K x 16) 55ns	Datasheet	76In Stock	£2.28 £2.08 £1.75	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	TSOP-48	4 Mbit	Parallel
F-RAM 4Mbit FeRAM with SPI interface - SOP8 (208mil) T&R MB85RS4MTPF-G-BCERE1 RAMXEED 1: £16.51 662In Stock	Mfr. Part No. MB85RS4MTPF-G-BCERE1 Mouser Part No 249-85RS4MTPFGBCERE1	RAMXEED	F-RAM 4Mbit FeRAM with SPI interface - SOP8 (208mil) T&R Learn More about RAMXEED fujitsu fram	Datasheet	662In Stock	Cut Tape £16.51 £15.30 £14.82 £14.46 View Reel £13.29 £14.10 £13.64 £13.29	Min.: 1 Mult.: 1 : 500	FRAM	SMD/SMT	SOP-8	4 Mbit	SPI
EEPROM 4-Mbit serial SPI bus EEPROM M95M04-DRCS6TPVF STMicroelectronics 1: £3.47 3,764In Stock	Mfr. Part No. M95M04-DRCS6TPVF Mouser Part No 511-M95M04-DRCS6TPVF	STMicroelectronics	EEPROM 4-Mbit serial SPI bus EEPROM Learn More about STMicroelectronics stm m95m04 4mbit serial eeproms	Datasheet	3,764In Stock	Cut Tape £3.47 £3.24 £3.14 £3.07 View Reel £2.54 £2.99 £2.91 £2.83 £2.76 £2.54 £2.54 MouseReel Available	Min.: 1 Mult.: 1 : 10,000	EEPROM	SMD/SMT	WLCSP-8	4 Mbit	SPI
EEPROM 4-Mbit serial SPI bus EEPROM M95M04-DRDW6TP STMicroelectronics 1: £2.73 1,047In Stock 4,000Expected 09/11/2026	Mfr. Part No. M95M04-DRDW6TP Mouser Part No 511-M95M04-DRDW6TP	STMicroelectronics	EEPROM 4-Mbit serial SPI bus EEPROM Learn More about STMicroelectronics stm m95m04 4mbit serial eeproms	Datasheet	1,047In Stock 4,000Expected 09/11/2026	Cut Tape £2.73 £2.55 £2.48 £2.42 View Reel £2.03 £2.37 £2.29 £2.23 £2.17 £2.03 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	EEPROM	SMD/SMT	TSSOP-8	4 Mbit	SPI
EEPROM 4-Mbit serial SPI bus EEPROM M95M04-DRMN6TP STMicroelectronics 1: £2.34 7,474In Stock 17,500Expected 29/03/2027	Mfr. Part No. M95M04-DRMN6TP Mouser Part No 511-M95M04-DRMN6TP	STMicroelectronics	EEPROM 4-Mbit serial SPI bus EEPROM Learn More about STMicroelectronics stm m95m04 4mbit serial eeproms	Datasheet	7,474In Stock 17,500Expected 29/03/2027	Cut Tape £2.34 £2.19 £2.13 £2.08 View Reel £1.81 £2.03 £1.96 £1.92 £1.88 £1.81 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	EEPROM	SMD/SMT	SOIC-8	4 Mbit	SPI
EEPROM Automotive 4096 Kbit SPI bus EEPROM with high speed clock M95M04-DWDW3TP/V STMicroelectronics 1: £4.43 3,727In Stock	Mfr. Part No. M95M04-DWDW3TP/V Mouser Part No 511-M95M04-DWDW3TP/V	STMicroelectronics	EEPROM Automotive 4096 Kbit SPI bus EEPROM with high speed clock Learn More about STMicroelectronics stm m95m04 4mbit serial eeproms	Datasheet	3,727In Stock	Cut Tape £4.43 £4.13 £4.01 £3.92 View Reel £3.17 £3.82 £3.70 £3.61 £3.52 £3.17 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	EEPROM	SMD/SMT	TSSOP-8	4 Mbit	SPI
EPROM 4Mb (256Kx16) OTP 5V 55ns AT27C4096-55JU Microchip Technology 1: £6.87 675In Stock	Mfr. Part No. AT27C4096-55JU Mouser Part No 556-AT27C4096-55JU	Microchip Technology	EPROM 4Mb (256Kx16) OTP 5V 55ns	Datasheet	675In Stock	£6.87 £6.84 £6.82 £6.68 View £6.67 £6.66	Min.: 1 Mult.: 1	EPROM	SMD/SMT	PLCC-44	4 Mbit	Parallel
EPROM 4Mb (256Kx16) OTP 5V 90ns AT27C4096-90JU Microchip Technology 1: £7.11 203In Stock	Mfr. Part No. AT27C4096-90JU Mouser Part No 556-AT27C4096-90JU	Microchip Technology	EPROM 4Mb (256Kx16) OTP 5V 90ns	Datasheet	203In Stock	£7.11 £6.86 £6.58	Min.: 1 Mult.: 1	EPROM	SMD/SMT	PLCC-44	4 Mbit	Parallel
EEPROM 8-TDFN (6 x 5 mm) 25CSM04T-I/MF Microchip Technology 1: £2.14 3,969In Stock	Mfr. Part No. 25CSM04T-I/MF Mouser Part No 579-25CSM04T-I/MF	Microchip Technology	EEPROM 8-TDFN (6 x 5 mm) Learn More about Microchip Technology microchip 25csm4 serial eeproms	Datasheet	3,969In Stock	Cut Tape £2.14 Reel £1.96 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	EEPROM	SMD/SMT	TDFN-8	4 Mbit	SPI
EEPROM 8-SOIC(3.9 x 4.9 mm) 25CSM04T-I/SN Microchip Technology 1: £1.77 1,486In Stock 3,300Expected 06/11/2026	Mfr. Part No. 25CSM04T-I/SN Mouser Part No 579-25CSM04T-I/SN	Microchip Technology	EEPROM 8-SOIC(3.9 x 4.9 mm) Learn More about Microchip Technology microchip 25csm4 serial eeproms	Datasheet	1,486In Stock 3,300Expected 06/11/2026	Cut Tape £1.77 Reel £1.63	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	SOIC-8	4 Mbit	SPI
NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash SST25VF040B-50-4I-SAE-T Microchip Technology 1: £0.978 3,395In Stock	Mfr. Part No. SST25VF040B-50-4I-SAE-T Mouser Part No 579-25VF040B504ISAET	Microchip Technology	NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash	Datasheet	3,395In Stock	Cut Tape £0.978 £0.934 £0.908 £0.899 Reel £0.882 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash SST25VF040B-50-4I-SAF-T Microchip Technology 1: £0.943 5,957In 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	5,957In Stock	Cut Tape £0.943 £0.908 Reel £0.882 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
NOR Flash 1.65V to 1.95V 4Mbit SPI Serial Flash SST25WF040BT-40I/SN Microchip Technology 1: £0.925 9,712In Stock	Mfr. Part No. SST25WF040BT-40I/SN Mouser Part No 579-25WF040BT-40I/SN	Microchip Technology	NOR Flash 1.65V to 1.95V 4Mbit SPI Serial Flash	Datasheet	9,712In Stock	Cut Tape £0.925 Reel £0.849 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	4-Wire
NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash SST25VF040B-50-4C-S2AF-T Microchip Technology 1: £0.978 1,622In Stock	Mfr. Part No. SST25VF040B-50-4C-S2AF-T Mouser Part No 579-5VF040B504CS2AFT	Microchip Technology	NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash	Datasheet	1,622In Stock	Cut Tape £0.978 £0.934 Reel £0.899 MouseReel Available	Min.: 1 Mult.: 1 : 2,100	NOR Flash	SMD/SMT	SOIJ-8	4 Mbit	SPI
NOR Flash 4Mb, 2.3V to 3.6V, SPI,SDI,SQI, 104MHz, I temp, 8-SOIC, T&R SST26VF040AT-104I/SN Microchip Technology 1: £0.908 1,885In Stock	Mfr. Part No. SST26VF040AT-104I/SN Mouser Part No 579-6VF040AT-104I/SN	Microchip Technology	NOR Flash 4Mb, 2.3V to 3.6V, SPI,SDI,SQI, 104MHz, I temp, 8-SOIC, T&R Learn More about Microchip Technology microchip 4mbit sst26vf040a nor flash	Datasheet	1,885In Stock	Cut Tape £0.908 Reel £0.834	Min.: 1 Mult.: 1 : 3,300	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
NOR Flash 4M Flash SPI SST25PF040C-40I/SN Microchip Technology 1: £0.818 2,283In 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	2,283In Stock	£0.818 £0.803 £0.744	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: £1.00 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 £1.00 Reel £0.908 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI, SQI