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

256 kbit Memory ICs

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

Types of Memory ICs

List Images

Results: 597

Applied Filters:

Memory Size = 256 kbit

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 (JPY) 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: ¥249.2 5,000In Stock	Mfr. Part # AT25256B-MAPDGV-T Mouser Part # 579-AT25256BMAPDGVT	Microchip Technology	EEPROM 2.5-5.5v, 5MHz, Auto Grade1, 8-UDFN	Datasheet	5,000In Stock	Reel ¥249.2	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: ¥10,662 477In Stock	Mfr. Part # DS1230Y-120+ Mouser Part # 700-DS1230Y-120	Analog Devices / Maxim Integrated	NVRAM 256k Nonvolatile SRAM	Datasheet	477In Stock	¥10,662 ¥7,856.5 ¥7,695.4 ¥7,519.3 ¥7,462.9	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: ¥141.2 3,000In Stock	Mfr. Part # BR25G256FVM-5ATR Mouser Part # 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 ¥141.2 ¥133.2 ¥129.7 ¥126.9 View Reel ¥110.3 ¥124.1 ¥120.4 ¥117.6 ¥114.8 ¥110.3	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: ¥166.1 3,000In Stock	Mfr. Part # BR25H256FVM-5ACTR Mouser Part # 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 ¥166.1 ¥155.8 ¥151.6 ¥148.5 View Reel ¥130.7 ¥145.2 ¥140.9 ¥137.5 ¥134.2 ¥130.7	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: ¥166.1 4,931In Stock	Mfr. Part # BR25H256NUX-5ACTR Mouser Part # 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 ¥166.1 ¥155.8 ¥151.6 ¥148.5 View Reel ¥127.6 ¥145.2 ¥140.9 ¥137.5 ¥134.2 ¥127.6 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: ¥556.4 1,953In Stock	Mfr. Part # CAT25256XE-T2 Mouser Part # 863-CAT25256XE-T2	onsemi	EEPROM 256KB SPI SER CMOS EEPROM Learn More about onsemi cat25x spi serial eeproms	Datasheet	1,953In Stock	Cut Tape ¥556.4 ¥521.6 ¥504.9 ¥493.3 View Reel ¥433.5 ¥481.7 ¥466.7 ¥460.1 ¥448.5 ¥433.5 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	EEPROM	SMD/SMT	SOIC-8	256 kbit	SPI
NVRAM 256K (32Kx8) 70ns M48Z35Y-70PC1 STMicroelectronics 1: ¥5,928.1 1,245In Stock	Mfr. Part # M48Z35Y-70PC1 Mouser Part # 511-M48Z35Y70PC1	STMicroelectronics	NVRAM 256K (32Kx8) 70ns	Datasheet	1,245In Stock	¥5,928.1 ¥5,466.4 ¥5,275.3 ¥5,157.4 View ¥5,031.2 ¥4,855.1 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: ¥196 16,945In Stock	Mfr. Part # 24AA256UID-I/SN Mouser Part # 579-24AA256UID-I/SN	Microchip Technology	EEPROM 256K I2C EE EUI-48 EUI-64 Unique ID	Datasheet	16,945In Stock	¥196 ¥186 ¥181	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: ¥242.5 3,075In Stock	Mfr. Part # 24FC256T-I/MF Mouser Part # 579-24FC256T-I/MF	Microchip Technology	EEPROM 256K 32KX8 2.5V HI- SP SER EE IND	Datasheet	3,075In Stock	Cut Tape ¥242.5 Reel ¥224.2 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: ¥196 20,058In Stock 23,100Expected 10/30/2026	Mfr. Part # 24LC256T-I/SN Mouser Part # 579-24LC256T-I/SN	Microchip Technology	EEPROM 32kx8 - 2.5V	Datasheet	20,058In Stock 23,100Expected 10/30/2026	Cut Tape ¥196 Reel ¥164.6 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: ¥127.9 188,777In Stock	Mfr. Part # CAT24C256WI-GT3 Mouser Part # 698-CAT24C256WI-GT3	onsemi	EEPROM 256kb I2C Serial CMOS EEPROM	Datasheet	188,777In Stock	Cut Tape ¥127.9 ¥120.3 ¥116.9 ¥114.4 View Reel ¥99.8 ¥112 ¥108.6 ¥106.1 ¥103.6 ¥99.8 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: ¥182.7 23,926In Stock	Mfr. Part # CAT25256YI-GT3 Mouser Part # 698-CAT25256YI-GT3	onsemi	EEPROM 256K SPI Serial CMOS EEPROM Learn More about onsemi cat25x spi serial eeproms	Datasheet	23,926In Stock	Cut Tape ¥182.7 ¥171.1 ¥167.8 ¥162.6 View Reel ¥143.3 ¥159.1 ¥154.3 ¥150.7 ¥147 ¥143.3 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: ¥4,596 858In Stock	Mfr. Part # CY14B256LA-ZS25XI Mouser Part # 727-CY14B256LAZS25XI	Infineon Technologies	NVRAM 256Kb 3V 25ns 32K x 8 nvSRAM Learn More about Infineon Technologies cypress cy14b nvsram	Datasheet	858In Stock	¥4,596 ¥4,258.8 ¥4,122.6 ¥4,022.9 View ¥3,923.3 ¥3,792.1 ¥3,621 Quote	Min.: 1 Mult.: 1	NVRAM	SMD/SMT	TSOP-II-44	256 kbit	Parallel
NVRAM NVRAM FRAM Memory Serial FM25V02A-G Infineon Technologies 1: ¥1,692.6 3,119In Stock 3,880Expected 1/28/2027	Mfr. Part # FM25V02A-G Mouser Part # 727-FM25V02A-G	Infineon Technologies	NVRAM NVRAM FRAM Memory Serial	Datasheet	3,119In Stock 3,880Expected 1/28/2027	¥1,692.6 ¥1,573 ¥1,524.8 ¥1,488.3 View ¥1,453.4 ¥1,405.2 ¥1,320.5 ¥1,287.3 Quote	Min.: 1 Mult.: 1	NVRAM	SMD/SMT	SOIC-8	256 kbit	SPI
F-RAM NVRAM FRAM Memory Serial FM25V02A-GTR Infineon Technologies 1: ¥1,453.4 21,152In Stock	Mfr. Part # FM25V02A-GTR Mouser Part # 727-FM25V02A-GTR	Infineon Technologies	F-RAM NVRAM FRAM Memory Serial	Datasheet	21,152In Stock	Cut Tape ¥1,453.4 ¥1,352.1 ¥1,310.5 ¥1,280.6 View Reel ¥1,107.9 ¥1,249.1 ¥1,209.2 ¥1,177.6 ¥1,147.8 ¥1,107.9 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	FRAM	SMD/SMT	SOIC-8	256 kbit	SPI
EEPROM LOW-SATURATION VOLTAGE CAT24C256HU4IGT3 onsemi 1: ¥111.3 27,967In Stock 27,000Expected 5/14/2027	Mfr. Part # CAT24C256HU4IGT3 Mouser Part # 863-CAT24C256HU4IGT3	onsemi	EEPROM LOW-SATURATION VOLTAGE	Datasheet	27,967In Stock 27,000Expected 5/14/2027	Cut Tape ¥111.3 ¥106.1 ¥103.3 ¥101.2 View Reel ¥88.2 ¥99 ¥96 ¥93.8 ¥91.7 ¥88.2 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: ¥1,134.5 4,864In Stock 17,500On Order	Mfr. Part # FM24W256-GTR Mouser Part # 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. #: FM24W256-GTR Stock: 4,864 Can Ship Immediately On Order: 5,000 Expected 12/17/2026 12,500 Expected 1/28/2027 Factory Lead-Time: 26 Weeks	Cut Tape ¥1,134.5 ¥1,056.4 ¥1,024.8 ¥1,001.6 View Reel ¥877 ¥976.7 ¥945.1 ¥921.9 ¥898.6 ¥877 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: ¥1,242.4 4,260In Stock 2,500On Order	Mfr. Part # FM25W256-GTR Mouser Part # 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 ¥1,242.4 ¥1,156.1 ¥1,121.2 ¥1,094.6 View Reel ¥948.4 ¥1,069.7 ¥1,034.8 ¥1,008.2 ¥983.3 ¥948.4 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: ¥96.3 48,104In Stock NRND	Mfr. Part # M24256-DFMC6TG Mouser Part # 511-M24256-DFMC6TG NRND	STMicroelectronics	EEPROM 256-Kbit serial I2C Bus EEPROM Learn More about STMicroelectronics stm standard products	Datasheet	48,104In Stock	Cut Tape ¥96.3 ¥91 ¥88.5 ¥86.9 View Reel ¥77.6 ¥85 ¥82.7 ¥80.9 ¥78.7 ¥77.6 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: ¥1,372 505In Stock 1,500Expected 2/5/2027	Mfr. Part # MB85RS256TYPNF-G-BCERE1 Mouser Part # 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 2/5/2027	Cut Tape ¥1,372 ¥1,275.6 ¥1,237.4 ¥1,209.2 View Reel ¥1,068 ¥1,179.3 ¥1,141.1 ¥1,112.9 ¥1,068 ¥1,068 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: ¥1,584.6 2,667In Stock	Mfr. Part # MB85RS256TYPNF-GS-BCERE1 Mouser Part # 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 ¥1,584.6 ¥1,473.3 ¥1,430.1 ¥1,395.2 View Reel ¥1,232.5 ¥1,362 ¥1,318.8 ¥1,285.6 ¥1,234.1 ¥1,232.5 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: ¥159.5 2,160In Stock	Mfr. Part # AT25256B-SSHL-B Mouser Part # 556-AT25256B-SSHL-B	Microchip Technology	EEPROM 256Kbit; SPI Bus High Spd; Mode 0 & 3	Datasheet	2,160In Stock	¥159.5 ¥159.3 ¥154 ¥150.5 ¥146.8	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: ¥161.1 13,167In Stock	Mfr. Part # AT25256B-SSHL-T Mouser Part # 556-AT25256B-SSHL-T	Microchip Technology	EEPROM 256Kbit; SPI Bus High Spd; Mode 0 & 3	Datasheet	13,167In Stock	Cut Tape ¥161.1 ¥160.1 Reel ¥146.8 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: ¥431.9 620In Stock	Mfr. Part # AT27C256R-45JU Mouser Part # 556-AT27C256R-45JU	Microchip Technology	EPROM 256Kb (32Kx8) OTP 5V 45ns	Datasheet	620In Stock	¥431.9 ¥426.9 ¥425.2	Min.: 1 Mult.: 1	EPROM	SMD/SMT	PLCC-32	256 kbit	Parallel
EPROM 256Kb (32Kx8) OTP 5V 70ns AT27C256R-70JU Microchip Technology 1: ¥426.9 1,523In Stock 2,464Expected 11/16/2026	Mfr. Part # AT27C256R-70JU Mouser Part # 556-AT27C256R70JU	Microchip Technology	EPROM 256Kb (32Kx8) OTP 5V 70ns	Datasheet	1,523In Stock 2,464Expected 11/16/2026	¥426.9 ¥423.6 ¥421.9 ¥416.9 View ¥415.3 ¥413.6	Min.: 1 Mult.: 1	EPROM	SMD/SMT	PLCC-32	256 kbit	Parallel