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512 k x 8 Memory ICs

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Organisation = 512 k x 8

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RoHS Compliant

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Mounting Style	Package/Case	Memory Size	Interface Type
MRAM 4Mb 3.3V 512Kx8 SPI MR25H40MDF Everspin Technologies 1: 52,28 € 9 934On Order	Mfr. Part No. MR25H40MDF Mouser Part No 936-MR25H40MDF	Everspin Technologies	MRAM 4Mb 3.3V 512Kx8 SPI	Datasheet	9 934On Order On Order Ship Dates Mfr. No: MR25H40MDF Stock: 0 On Order: 4 234 Expected 20/01/2027 5 700 Expected 24/03/2027 Factory Lead Time: 26 Weeks	52,28 € 48,30 € 46,73 € 45,56 € View 44,41 € 43,84 € Quote	Min.: 1 Mult.: 1	MRAM	SMD/SMT	DFN-8	4 Mbit	SPI
MRAM 4Mb 3.3V 512Kx8 SPI MRAM MR25H40VDF Everspin Technologies 1: 32,64 € 4 358On Order	Mfr. Part No. MR25H40VDF Mouser Part No 936-MR25H40VDF	Everspin Technologies	MRAM 4Mb 3.3V 512Kx8 SPI MRAM Learn More about Everspin Technologies everspinmram	Datasheet	4 358On Order On Order Ship Dates Mfr. No: MR25H40VDF Stock: 0 On Order: 938 Expected 13/01/2027 1 140 Expected 20/01/2027 2 280 Expected 31/03/2027 Factory Lead Time: 26 Weeks	32,64 € 30,19 € 29,23 € 28,51 € View 27,80 € 26,87 € Quote	Min.: 1 Mult.: 1	MRAM	SMD/SMT	DFN-8	4 Mbit	SPI
SRAM 4Mb,Low Power,Async,512K x 8,45ns,5v,32 Pin TSOP II, RoHS ISSI IS62C5128EL-45TLI IS62C5128EL-45TLI ISSI 1: 6,46 € 11 491On Order	Mfr. Part No. IS62C5128EL-45TLI Mouser Part No 870-IS62C5128EL45TLI	ISSI	SRAM 4Mb,Low Power,Async,512K x 8,45ns,5v,32 Pin TSOP II, RoHS	Datasheet	11 491On Order On Order Ship Dates Mfr. No: IS62C5128EL-45TLI Stock: 0 On Order: 3 886 Expected 21/01/2027 7 605 Expected 22/01/2027 Factory Lead Time: 12 Weeks	6,46 € 6,01 € 5,83 € 5,69 € 5,53 €	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-II-32	4 Mbit	Parallel
SRAM 4Mb 512Kx8 55ns Async SRAM IS62WV5128BLL-55TLI ISSI 1: 8,38 € 312On Order	Mfr. Part No. IS62WV5128BLL-55TLI Mouser Part No 87062WV5128BLL55TLI	ISSI	SRAM 4Mb 512Kx8 55ns Async SRAM Learn More about ISSI ultra low power sram	Datasheet	312On Order	8,38 € 7,79 € 7,56 € 7,38 € 7,09 €	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-32	4 Mbit	Parallel
SRAM SRAM, 4Mb, 512K x 8, 5V, 36pin SOJ, 20ns, Industrial Temp - Tube AS7C4096A-20JIN Alliance Memory 1: 16,28 € 188Expected 17/12/2026	Mfr. Part No. AS7C4096A-20JIN Mouser Part No 913-AS7C4096A-20JIN	Alliance Memory	SRAM SRAM, 4Mb, 512K x 8, 5V, 36pin SOJ, 20ns, Industrial Temp - Tube	Datasheet	188Expected 17/12/2026	16,28 € 15,09 € 14,61 € 13,92 € View 11,93 € 9,95 €	Min.: 1 Mult.: 1	SRAM	SMD/SMT	SOJ-36	4 Mbit	Parallel
NOR Flash 2.7V to 3.6V 4Mbit Multi-Purpose Flash Microchip Technology SST39VF040-70-4C-TU SST39VF040-70-4C-TU Microchip Technology 1: 1,99 € 468On Order New Product	Mfr. Part No. SST39VF040-70-4C-TU Mouser Part No 579-SST39VF040704CTU New Product	Microchip Technology	NOR Flash 2.7V to 3.6V 4Mbit Multi-Purpose Flash	Datasheet	468On Order	1,99 € 1,93 € 1,85 €	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	TSOP-32	4 Mbit	Parallel
NOR Flash 4Mb QSPI, 8-pin SOP 150Mil, RoHS, new die rev IS25LP040E-JNLE ISSI 1: 1,03 € 4 739On Order	Mfr. Part No. IS25LP040E-JNLE Mouser Part No 870-IS25LP040E-JNLE	ISSI	NOR Flash 4Mb QSPI, 8-pin SOP 150Mil, RoHS, new die rev Learn More about ISSI is25 memory	Datasheet	4 739On Order On Order Ship Dates Mfr. No: IS25LP040E-JNLE Stock: 0 On Order: 439 Expected 13/11/2026 4 300 Expected 07/10/2027 Factory Lead Time: 52 Weeks	1,03 € 0,963 € 0,937 € 0,92 € 0,894 €	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
SRAM 4Mb 512Kx8 55ns Async SRAM IS62WV5128BLL-55T2LI ISSI 1: 7,99 € 552On Order	Mfr. Part No. IS62WV5128BLL-55T2LI Mouser Part No 87062WV5128BLL55T2LI	ISSI	SRAM 4Mb 512Kx8 55ns Async SRAM Learn More about ISSI ultra low power sram	Datasheet	552On Order	7,99 € 7,43 € 7,21 € 7,03 € 6,91 €	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSOP-32	4 Mbit	Parallel
SRAM 4Mb 512Kx8 30MHz Serial SRAM IT IS62WVS5128GALL-30NLI ISSI 1: 6,15 € 198On Order	Mfr. Part No. IS62WVS5128GALL-30NLI Mouser Part No 870-62WS5128GALL30NI	ISSI	SRAM 4Mb 512Kx8 30MHz Serial SRAM IT	Datasheet	198On Order	6,15 € 5,29 €	Min.: 1 Mult.: 1	SRAM	SMD/SMT	SOIC-8	4 Mbit	SDI, SPI, SQI
EPROM 90NS PLCC IND GRN AT27C040-90JU-T Microchip Technology 1: 7,62 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. AT27C040-90JU-T Mouser Part No 556-AT27C04090JUT	Microchip Technology	EPROM 90NS PLCC IND GRN	Datasheet	Non-Stocked Lead-Time 7 Weeks	Cut Tape 7,62 € Reel 7,03 €	Min.: 1 Mult.: 1 : 750	EPROM	SMD/SMT	PLCC-32	4 Mbit	Parallel
EPROM 90NS, PLCC, IND TEMP, GREEN AT27LV040A-90JU-T Microchip Technology 750: 7,86 € Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. AT27LV040A-90JU-T Mouser Part No 579-AT27LV040A90JUT	Microchip Technology	EPROM 90NS, PLCC, IND TEMP, GREEN	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel 7,86 €	Min.: 750 Mult.: 750 : 750	EPROM	SMD/SMT	PLCC-32	4 Mbit	Parallel
NOR Flash 2.7V to 3.6V 4Mb SPI Flash USB Firmware Memory USBF129T-I/SN Microchip Technology 3 300: 1,51 € Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. USBF129T-I/SN Mouser Part No 579-USBF129T-I/SN	Microchip Technology	NOR Flash 2.7V to 3.6V 4Mb SPI Flash USB Firmware Memory Learn More about Microchip Technology microchip usbf129	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel 1,51 €	Min.: 3 300 Mult.: 3 300 : 3 300	NOR Flash	SMD/SMT	SOIC-8	4 Mbit	SPI
NOR Flash 4Mbit 3.3V SOP8 150mil Industrial(-40 to +85) SUGGESTED ALT GD25Q40ETIGR GD25Q40CTIGR GigaDevice 3 000: 0,387 € Non-Stocked Lead-Time 8 Weeks NRND	Mfr. Part No. GD25Q40CTIGR Mouser Part No 363-GD25Q40CTIGR NRND	GigaDevice	NOR Flash 4Mbit 3.3V SOP8 150mil Industrial(-40 to +85) SUGGESTED ALT GD25Q40ETIGR Learn More about GigaDevice gd25 spi nor flash	Datasheet	Non-Stocked Lead-Time 8 Weeks	Reel 0,387 €	Min.: 3 000 Mult.: 3 000 : 3 000	NOR Flash	SMD/SMT	SOP-8	4 Mbit	SPI
F-RAM 4Mbit FeRAM, SPI, 1.7-1.95V - SOP8 (208mil) T&R (125C) MB85RS4MLYPF-G-BCERE1 RAMXEED 1: 20,59 € Non-Stocked Lead-Time 18 Weeks	Mfr. Part No. MB85RS4MLYPF-G-BCERE1 Mouser Part No 249-85S4MLYPFGBCERE1	RAMXEED	F-RAM 4Mbit FeRAM, SPI, 1.7-1.95V - SOP8 (208mil) T&R (125C) Learn More about RAMXEED fujitsu mb85rs4mly fram	Datasheet	Non-Stocked Lead-Time 18 Weeks	Cut Tape 20,59 € 19,08 € 18,48 € 18,03 € View Reel 12,38 € 17,59 € 17,01 € 12,38 € MouseReel Available	Min.: 1 Mult.: 1 : 500	FRAM	SMD/SMT	SOP-8	4 Mbit	SPI
F-RAM 4Mbit FeRAM with QSPI interface - SOIC16 tray MB85RQ4MLPF-G-BCE1 RAMXEED 160: 19,95 € Non-Stocked Lead-Time 14 Weeks	Mfr. Part No. MB85RQ4MLPF-G-BCE1 Mouser Part No 249-MB85RQ4MLPFGBCE1	RAMXEED	F-RAM 4Mbit FeRAM with QSPI interface - SOIC16 tray Learn More about RAMXEED mb85rqx quad spi compatible ferams	Datasheet	Non-Stocked Lead-Time 14 Weeks	19,95 € 19,94 €	Min.: 160 Mult.: 160	FRAM	SMD/SMT	SOP-16	4 Mbit	Quad SPI
F-RAM 4Mbit FeRAM, SPI, 1.7-1.95V - SOP8 (208mil) tube (125C) MB85RS4MLYPF-G-BCE1 RAMXEED 1: 20,58 € Non-Stocked Lead-Time 18 Weeks	Mfr. Part No. MB85RS4MLYPF-G-BCE1 Mouser Part No 249-MB85RS4MLYPFGCE1	RAMXEED	F-RAM 4Mbit FeRAM, SPI, 1.7-1.95V - SOP8 (208mil) tube (125C) Learn More about RAMXEED fujitsu mb85rs4mly fram	Datasheet	Non-Stocked Lead-Time 18 Weeks	20,58 € 19,07 € 18,47 € 18,02 € View 17,58 € 17,00 € 16,56 €	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOP-8	4 Mbit	SPI
NOR Flash 4Mbit NOR Flash /3.3V /USON8 320.45mm /Industrial(-40? to +85?) /T&R GD25D40CEIGR GigaDevice 3 000: 0,278 € Non-Stocked	Mfr. Part No. GD25D40CEIGR Mouser Part No 363-GD25D40CEIGR	GigaDevice	NOR Flash 4Mbit NOR Flash /3.3V /USON8 320.45mm /Industrial(-40? to +85?) /T&R Learn More about GigaDevice gd25 spi nor flash	Datasheet	Non-Stocked	Reel 0,278 €	Min.: 3 000 Mult.: 3 000 : 3 000	NOR Flash	SMD/SMT	USON-8	4 Mbit	SPI
NOR Flash 4Mbit NOR Flash /3.3V /USON8 1.51.50.45mm /Industrial(-40? to +85?) /T&R GD25D40CKIGR GigaDevice 3 000: 0,304 € Non-Stocked	Mfr. Part No. GD25D40CKIGR Mouser Part No 363-GD25D40CKIGR	GigaDevice	NOR Flash 4Mbit NOR Flash /3.3V /USON8 1.51.50.45mm /Industrial(-40? to +85?) /T&R Learn More about GigaDevice gd25 spi nor flash	Datasheet	Non-Stocked	Reel 0,304 €	Min.: 3 000 Mult.: 3 000 : 3 000	NOR Flash	SMD/SMT	USON-8	4 Mbit	SPI
NOR Flash 4Mbit NOR Flash /3.3V /SOP8 150mil /Industrial(-40? to +85?) /Tube GD25D40CTIG GigaDevice 20 000: 0,261 € Non-Stocked	Mfr. Part No. GD25D40CTIG Mouser Part No 363-GD25D40CTIG	GigaDevice	NOR Flash 4Mbit NOR Flash /3.3V /SOP8 150mil /Industrial(-40? to +85?) /Tube Learn More about GigaDevice gd25 spi nor flash	Datasheet	Non-Stocked	0,261 €	Min.: 20 000 Mult.: 1	NOR Flash	SMD/SMT	SOP-8	4 Mbit	SPI
NOR Flash 4Mbit NOR Flash /3.3V /SOP8 150mil /Industrial(-40? to +85?) /T&R GD25D40CTIGR GigaDevice 3 000: 0,238 € Non-Stocked	Mfr. Part No. GD25D40CTIGR Mouser Part No 363-GD25D40CTIGR	GigaDevice	NOR Flash 4Mbit NOR Flash /3.3V /SOP8 150mil /Industrial(-40? to +85?) /T&R Learn More about GigaDevice gd25 spi nor flash	Datasheet	Non-Stocked	Reel 0,238 €	Min.: 3 000 Mult.: 3 000 : 3 000	NOR Flash	SMD/SMT	SOP-8	4 Mbit	SPI
NOR Flash 4Mbit NOR Flash /1.8v /USON8 320.45mm /Industrial(-40? to +85?) /T&R GD25LD40CEIGR GigaDevice 3 000: 0,304 € Non-Stocked	Mfr. Part No. GD25LD40CEIGR Mouser Part No 363-GD25LD40CEIGR	GigaDevice	NOR Flash 4Mbit NOR Flash /1.8v /USON8 320.45mm /Industrial(-40? to +85?) /T&R Learn More about GigaDevice gd25 spi nor flash	Datasheet	Non-Stocked	Reel 0,304 €	Min.: 3 000 Mult.: 3 000 : 3 000	NOR Flash	SMD/SMT	USON-8	4 Mbit	SPI
NOR Flash 4Mbit NOR Flash /1.8v /TSSOP8 173mil /Industrial(-40? to +85?) /T&R GD25LD40COIGR GigaDevice 3 000: 0,278 € Non-Stocked	Mfr. Part No. GD25LD40COIGR Mouser Part No 363-GD25LD40COIGR	GigaDevice	NOR Flash 4Mbit NOR Flash /1.8v /TSSOP8 173mil /Industrial(-40? to +85?) /T&R Learn More about GigaDevice gd25 spi nor flash	Datasheet	Non-Stocked	Reel 0,278 €	Min.: 3 000 Mult.: 3 000 : 3 000	NOR Flash	SMD/SMT	TSSOP-8	4 Mbit	SPI
NOR Flash 4Mbit NOR Flash /1.8v /SOP8 150mil /Industrial(-40? to +85?) /Tube GD25LD40CTIG GigaDevice 20 000: 0,296 € Non-Stocked	Mfr. Part No. GD25LD40CTIG Mouser Part No 363-GD25LD40CTIG	GigaDevice	NOR Flash 4Mbit NOR Flash /1.8v /SOP8 150mil /Industrial(-40? to +85?) /Tube Learn More about GigaDevice gd25 spi nor flash	Datasheet	Non-Stocked	0,296 €	Min.: 20 000 Mult.: 1	NOR Flash	SMD/SMT	SOP-8	4 Mbit	SPI
NOR Flash 4Mbit NOR Flash /1.8v /SOP8 150mil /Industrial(-40? to +85?) /T&R GD25LD40CTIGR GigaDevice 3 000: 0,265 € Non-Stocked	Mfr. Part No. GD25LD40CTIGR Mouser Part No 363-GD25LD40CTIGR	GigaDevice	NOR Flash 4Mbit NOR Flash /1.8v /SOP8 150mil /Industrial(-40? to +85?) /T&R Learn More about GigaDevice gd25 spi nor flash	Datasheet	Non-Stocked	Reel 0,265 €	Min.: 3 000 Mult.: 3 000 : 3 000	NOR Flash	SMD/SMT	SOP-8	4 Mbit	SPI
NOR Flash 4Mbit NOR Flash /1.8v /TSSOP8 173mil /Industrial(-40? to +85?) /T&R GD25LQ40COIGR GigaDevice 3 000: 0,377 € Non-Stocked	Mfr. Part No. GD25LQ40COIGR Mouser Part No 363-GD25LQ40COIGR	GigaDevice	NOR Flash 4Mbit NOR Flash /1.8v /TSSOP8 173mil /Industrial(-40? to +85?) /T&R Learn More about GigaDevice gd25 spi nor flash	Datasheet	Non-Stocked	Reel 0,377 €	Min.: 3 000 Mult.: 3 000 : 3 000	NOR Flash	SMD/SMT	TSSOP-8	4 Mbit	SPI