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256 kbit Memory ICs

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Memory Size = 256 kbit

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Mounting Style	Package/Case	Memory Size	Interface Type
EEPROM 2.5-5.5v, 5MHz, Auto Grade1, 8-UDFN AT25256B-MAPDGV-T Microchip Technology 5,000: $2.04 5,000In Stock	Mfr. Part No. AT25256B-MAPDGV-T Mouser Part No 579-AT25256BMAPDGVT	Microchip Technology	EEPROM 2.5-5.5v, 5MHz, Auto Grade1, 8-UDFN	Datasheet	5,000In Stock	Reel $2.04	Min.: 5,000 Mult.: 5,000 : 5,000	EEPROM	SMD/SMT	UDFN-8	256 kbit	SPI
NVRAM 256k Nonvolatile SRAM DS1230Y-120+ Analog Devices / Maxim Integrated 1: $87.30 477In Stock	Mfr. Part No. DS1230Y-120+ Mouser Part No 700-DS1230Y-120	Analog Devices / Maxim Integrated	NVRAM 256k Nonvolatile SRAM	Datasheet	477In Stock	$87.30 $64.33 $63.01 $61.57 $61.10	Min.: 1 Mult.: 1	NVRAM	Through Hole	EDIP-28	256 kbit	Parallel
EEPROM 256KBit, SPI BUS, Serial EEPROM : BR25G256FVM-5A is a 256 Kbit serial EEPROM of SPI BUS Interface. BR25G256FVM-5ATR ROHM Semiconductor 1: $1.16 3,000In Stock	Mfr. Part No. BR25G256FVM-5ATR Mouser Part No 755-BR25G256FVM-5ATR	ROHM Semiconductor	EEPROM 256KBit, SPI BUS, Serial EEPROM : BR25G256FVM-5A is a 256 Kbit serial EEPROM of SPI BUS Interface. Learn More about ROHM Semiconductor rohm br25gx eeproms	Datasheet	3,000In Stock	Cut Tape $1.16 $1.09 $1.06 $1.04 View Reel $0.903 $1.02 $0.986 $0.963 $0.94 $0.903	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	MSOP-8	256 kbit	Serial
EEPROM 125 C Operation SPI BUS EEPROM for Automotive BR25H256FVM-5ACTR ROHM Semiconductor 1: $1.36 3,000In Stock	Mfr. Part No. BR25H256FVM-5ACTR Mouser Part No 755-BR25H256FVM5ACTR	ROHM Semiconductor	EEPROM 125 C Operation SPI BUS EEPROM for Automotive Learn More about ROHM Semiconductor rohm i2c automotive eeproms	Datasheet	3,000In Stock	Cut Tape $1.36 $1.28 $1.24 $1.22 View Reel $1.07 $1.19 $1.15 $1.13 $1.10 $1.07	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	MSOP-8	256 kbit	Serial
EEPROM 256KBIT HIGH SPEED WRITE CYCLE BR25H256NUX-5ACTR ROHM Semiconductor 1: $1.36 4,931In Stock	Mfr. Part No. BR25H256NUX-5ACTR Mouser Part No 755-BR25H256NUX5ACTR	ROHM Semiconductor	EEPROM 256KBIT HIGH SPEED WRITE CYCLE Learn More about ROHM Semiconductor rohm industrial product solutions	Datasheet	4,931In Stock	Cut Tape $1.36 $1.28 $1.24 $1.22 View Reel $1.04 $1.19 $1.15 $1.13 $1.10 $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	EEPROM	SMD/SMT	VSON008X2030-8	256 kbit	Serial
EEPROM 256KB SPI SER CMOS EEPROM CAT25256XE-T2 onsemi 1: $4.56 1,953In Stock	Mfr. Part No. CAT25256XE-T2 Mouser Part No 863-CAT25256XE-T2	onsemi	EEPROM 256KB SPI SER CMOS EEPROM Learn More about onsemi cat25x spi serial eeproms	Datasheet	1,953In Stock	Cut Tape $4.56 $4.27 $4.13 $4.04 View Reel $3.55 $3.94 $3.82 $3.77 $3.67 $3.55 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	EEPROM	SMD/SMT	SOIC-8	256 kbit	SPI
NVRAM 256K (32Kx8) 70ns M48Z35Y-70PC1 STMicroelectronics 1: $48.54 1,245In Stock	Mfr. Part No. M48Z35Y-70PC1 Mouser Part No 511-M48Z35Y70PC1	STMicroelectronics	NVRAM 256K (32Kx8) 70ns	Datasheet	1,245In Stock	$48.54 $44.76 $43.19 $42.23 View $41.19 $39.75 Quote	Min.: 1 Mult.: 1	NVRAM	Through Hole	PCDIP-28	256 kbit	Parallel
EEPROM 256K I2C EE EUI-48 EUI-64 Unique ID 24AA256UID-I/SN Microchip Technology 1: $1.60 17,557In Stock	Mfr. Part No. 24AA256UID-I/SN Mouser Part No 579-24AA256UID-I/SN	Microchip Technology	EEPROM 256K I2C EE EUI-48 EUI-64 Unique ID	Datasheet	17,557In Stock	$1.60 $1.52 $1.48	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	SOIC-8	256 kbit	2-Wire, I2C
EEPROM 256K 32KX8 2.5V HI- SP SER EE IND 24FC256T-I/MF Microchip Technology 1: $1.99 3,075In Stock	Mfr. Part No. 24FC256T-I/MF Mouser Part No 579-24FC256T-I/MF	Microchip Technology	EEPROM 256K 32KX8 2.5V HI- SP SER EE IND	Datasheet	3,075In Stock	Cut Tape $1.99 Reel $1.84 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	DFN-8	256 kbit	2-Wire, I2C
EEPROM 32kx8 - 2.5V 24LC256T-I/SN Microchip Technology 1: $1.60 20,058In Stock 23,100Expected 30/10/2026	Mfr. Part No. 24LC256T-I/SN Mouser Part No 579-24LC256T-I/SN	Microchip Technology	EEPROM 32kx8 - 2.5V	Datasheet	20,058In Stock 23,100Expected 30/10/2026	Cut Tape $1.60 Reel $1.35 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	SOIC-8	256 kbit	2-Wire, I2C
EEPROM 256kb I2C Serial CMOS EEPROM CAT24C256WI-GT3 onsemi 1: $1.05 181,773In Stock	Mfr. Part No. CAT24C256WI-GT3 Mouser Part No 698-CAT24C256WI-GT3	onsemi	EEPROM 256kb I2C Serial CMOS EEPROM	Datasheet	181,773In Stock	Cut Tape $1.05 $0.985 $0.957 $0.937 View Reel $0.817 $0.917 $0.889 $0.869 $0.849 $0.817 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3,000 : 3,000	EEPROM	SMD/SMT	SOIC-8	256 kbit	2-Wire, I2C
EEPROM 256K SPI Serial CMOS EEPROM CAT25256YI-GT3 onsemi 1: $1.50 23,160In Stock	Mfr. Part No. CAT25256YI-GT3 Mouser Part No 698-CAT25256YI-GT3	onsemi	EEPROM 256K SPI Serial CMOS EEPROM Learn More about onsemi cat25x spi serial eeproms	Datasheet	23,160In Stock	Cut Tape $1.50 $1.40 $1.37 $1.33 View Reel $1.17 $1.30 $1.26 $1.23 $1.20 $1.17 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3,000 : 3,000	EEPROM	SMD/SMT	TSSOP-8	256 kbit	3-Wire, SPI
NVRAM 256Kb 3V 25ns 32K x 8 nvSRAM CY14B256LA-ZS25XI Infineon Technologies 1: $37.63 858In Stock	Mfr. Part No. CY14B256LA-ZS25XI Mouser Part No 727-CY14B256LAZS25XI	Infineon Technologies	NVRAM 256Kb 3V 25ns 32K x 8 nvSRAM Learn More about Infineon Technologies cypress cy14b nvsram	Datasheet	858In Stock	$37.63 $34.87 $33.76 $32.94 View $32.12 $31.05 $29.65 Quote	Min.: 1 Mult.: 1	NVRAM	SMD/SMT	TSOP-II-44	256 kbit	Parallel
NVRAM NVRAM FRAM Memory Serial FM25V02A-G Infineon Technologies 1: $13.86 3,119In Stock 3,880Expected 28/1/2027	Mfr. Part No. FM25V02A-G Mouser Part No 727-FM25V02A-G	Infineon Technologies	NVRAM NVRAM FRAM Memory Serial	Datasheet	3,119In Stock 3,880Expected 28/1/2027	$13.86 $12.88 $12.48 $12.19 View $11.90 $11.51 $10.81 $10.54 Quote	Min.: 1 Mult.: 1	NVRAM	SMD/SMT	SOIC-8	256 kbit	SPI
F-RAM NVRAM FRAM Memory Serial FM25V02A-GTR Infineon Technologies 1: $11.90 21,164In Stock	Mfr. Part No. FM25V02A-GTR Mouser Part No 727-FM25V02A-GTR	Infineon Technologies	F-RAM NVRAM FRAM Memory Serial	Datasheet	21,164In Stock	Cut Tape $11.90 $11.07 $10.73 $10.49 View Reel $9.07 $10.23 $9.90 $9.64 $9.40 $9.07 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	FRAM	SMD/SMT	SOIC-8	256 kbit	SPI
EEPROM LOW-SATURATION VOLTAGE CAT24C256HU4IGT3 onsemi 1: $0.911 36,929In Stock 27,000Expected 14/5/2027	Mfr. Part No. CAT24C256HU4IGT3 Mouser Part No 863-CAT24C256HU4IGT3	onsemi	EEPROM LOW-SATURATION VOLTAGE	Datasheet	36,929In Stock 27,000Expected 14/5/2027	Cut Tape $0.911 $0.869 $0.846 $0.828 View Reel $0.722 $0.811 $0.786 $0.768 $0.751 $0.722 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3,000 : 3,000	EEPROM	SMD/SMT	UDFN-8	256 kbit	2-Wire, I2C
F-RAM IIC FRAM 256k 3-5V F-RAM FM24W256-GTR Infineon Technologies 1: $9.29 4,864In Stock 17,500On Order	Mfr. Part No. FM24W256-GTR Mouser Part No 877-FM24W256-GTR	Infineon Technologies	F-RAM IIC FRAM 256k 3-5V F-RAM Learn More about Infineon Technologies cypress ramtron fram	Datasheet	4,864In Stock 17,500On Order On Order Ship Dates Mfr. No: FM24W256-GTR Stock: 4,864 Can Dispatch Immediately On Order: 5,000 Expected 17/12/2026 12,500 Expected 28/1/2027 Factory Lead Time: 26 Weeks	Cut Tape $9.29 $8.65 $8.39 $8.20 View Reel $7.18 $8.00 $7.74 $7.55 $7.36 $7.18 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	FRAM	SMD/SMT	SOIC-8	256 kbit	I2C
F-RAM SPI FRAM 256k 3-5V FM25W256-GTR Infineon Technologies 1: $10.17 4,260In Stock 2,500On Order	Mfr. Part No. FM25W256-GTR Mouser Part No 877-FM25W256-GTR	Infineon Technologies	F-RAM SPI FRAM 256k 3-5V Learn More about Infineon Technologies cypress ramtron fram	Datasheet	4,260In Stock 2,500On Order	Cut Tape $10.17 $9.47 $9.18 $8.96 View Reel $7.77 $8.76 $8.47 $8.26 $8.05 $7.77 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	FRAM	SMD/SMT	SOIC-8	256 kbit	SPI
EEPROM 256-Kbit serial I2C Bus EEPROM M24256-DFMC6TG STMicroelectronics 1: $0.789 48,148In Stock NRND	Mfr. Part No. M24256-DFMC6TG Mouser Part No 511-M24256-DFMC6TG NRND	STMicroelectronics	EEPROM 256-Kbit serial I2C Bus EEPROM Learn More about STMicroelectronics stm standard products	Datasheet	48,148In Stock	Cut Tape $0.789 $0.745 $0.725 $0.711 View Reel $0.635 $0.696 $0.677 $0.662 $0.645 $0.635 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UFDFPN-8	256 kbit	2-Wire, I2C
F-RAM 256kbit FeRAM with SPI, 1.8-3.6V, 125C - SOP8 T&R MB85RS256TYPNF-G-BCERE1 RAMXEED 1: $11.23 505In Stock 1,500Expected 31/12/2026	Mfr. Part No. MB85RS256TYPNF-G-BCERE1 Mouser Part No 249-85S256TYPNFGBCR1	RAMXEED	F-RAM 256kbit FeRAM with SPI, 1.8-3.6V, 125C - SOP8 T&R Learn More about RAMXEED fujitsu fram	Datasheet	505In Stock 1,500Expected 31/12/2026	Cut Tape $11.23 $10.44 $10.13 $9.90 View Reel $8.74 $9.66 $9.34 $9.11 $8.74 $8.74 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	FRAM	SMD/SMT	SOP-8	256 kbit	SPI
F-RAM 256kbit FeRAM with SPI, AECQ100 125C- SOP8 T&R MB85RS256TYPNF-GS-BCERE1 RAMXEED 1: $12.97 2,667In Stock	Mfr. Part No. MB85RS256TYPNF-GS-BCERE1 Mouser Part No 249-85S256TYPNFGSBCR	RAMXEED	F-RAM 256kbit FeRAM with SPI, AECQ100 125C- SOP8 T&R Learn More about RAMXEED fujitsu fram	Datasheet	2,667In Stock	Cut Tape $12.97 $12.06 $11.71 $11.42 View Reel $10.09 $11.15 $10.80 $10.53 $10.10 $10.09 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	FRAM	SMD/SMT	SOP-8	256 kbit	SPI
EEPROM 256Kbit; SPI Bus High Spd; Mode 0 & 3 AT25256B-SSHL-B Microchip Technology 1: $1.31 2,160In Stock	Mfr. Part No. AT25256B-SSHL-B Mouser Part No 556-AT25256B-SSHL-B	Microchip Technology	EEPROM 256Kbit; SPI Bus High Spd; Mode 0 & 3	Datasheet	2,160In Stock	$1.31 $1.30 $1.26 $1.23 $1.20	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	SOIC-Narrow-8	256 kbit	3-Wire, SPI
EEPROM 256Kbit; SPI Bus High Spd; Mode 0 & 3 AT25256B-SSHL-T Microchip Technology 1: $1.32 13,167In Stock	Mfr. Part No. AT25256B-SSHL-T Mouser Part No 556-AT25256B-SSHL-T	Microchip Technology	EEPROM 256Kbit; SPI Bus High Spd; Mode 0 & 3	Datasheet	13,167In Stock	Cut Tape $1.32 $1.31 Reel $1.20 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	EEPROM	SMD/SMT	SOIC-Narrow-8	256 kbit	3-Wire, SPI
EPROM 256Kb (32Kx8) OTP 5V 45ns AT27C256R-45JU Microchip Technology 1: $3.54 620In Stock	Mfr. Part No. AT27C256R-45JU Mouser Part No 556-AT27C256R-45JU	Microchip Technology	EPROM 256Kb (32Kx8) OTP 5V 45ns	Datasheet	620In Stock	$3.54 $3.50 $3.48	Min.: 1 Mult.: 1	EPROM	SMD/SMT	PLCC-32	256 kbit	Parallel
EPROM 256Kb (32Kx8) OTP 5V 70ns AT27C256R-70JU Microchip Technology 1: $3.50 1,523In Stock 2,464Expected 16/11/2026	Mfr. Part No. AT27C256R-70JU Mouser Part No 556-AT27C256R70JU	Microchip Technology	EPROM 256Kb (32Kx8) OTP 5V 70ns	Datasheet	1,523In Stock 2,464Expected 16/11/2026	$3.50 $3.47 $3.45 $3.41 View $3.40 $3.39	Min.: 1 Mult.: 1	EPROM	SMD/SMT	PLCC-32	256 kbit	Parallel