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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 (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Mounting Style	Package / Case	Memory Size	Interface Type
NVRAM 256K (32Kx8) 70ns M48Z35-70PC1 STMicroelectronics 1: $39.40 178In Stock 240Expected 11/24/2026	Mfr. Part # M48Z35-70PC1 Mouser Part # 511-M48Z3570PC1	STMicroelectronics	NVRAM 256K (32Kx8) 70ns	Datasheet	178In Stock 240Expected 11/24/2026	$39.40 $36.30 $35.03 $34.27 View $33.44 $32.31 Quote	Min.: 1 Mult.: 1	NVRAM	Through Hole	PCDIP-28	256 kbit	Parallel
EEPROM 256-Kbit serial SPI bus EEPROM M95256-DFDW6TP STMicroelectronics 1: $0.91 12,410In Stock	Mfr. Part # M95256-DFDW6TP Mouser Part # 511-M95256-DFDW6TP	STMicroelectronics	EEPROM 256-Kbit serial SPI bus EEPROM Learn More about STMicroelectronics stm standard products	Datasheet	12,410In Stock	Cut Tape $0.91 $0.858 $0.835 $0.817 View Reel $0.711 $0.799 $0.775 $0.757 $0.739 $0.711 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	EEPROM	SMD/SMT	TSSOP-8	256 kbit	SPI
EEPROM 256Kb SPI Bus EEPROM w/ hi spd clock M95256-DFMC6TG STMicroelectronics 1: $0.98 3,313In Stock	Mfr. Part # M95256-DFMC6TG Mouser Part # 511-M95256-DFMC6TG	STMicroelectronics	EEPROM 256Kb SPI Bus EEPROM w/ hi spd clock Learn More about STMicroelectronics stm standard products	Datasheet	3,313In Stock	Cut Tape $0.98 $0.919 $0.894 $0.876 View Reel $0.719 $0.858 $0.833 $0.809 $0.791 $0.719 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UFDFPN-8	256 kbit	SPI
EEPROM 256-Kbit serial SPI bus EEPROM with high speed clock 105°C operation M95256-DRDW8TP/K STMicroelectronics 1: $0.95 4,784In Stock	Mfr. Part # M95256-DRDW8TP/K Mouser Part # 511-M95256-DRDW8TP/K	STMicroelectronics	EEPROM 256-Kbit serial SPI bus EEPROM with high speed clock 105°C operation Learn More about STMicroelectronics stm serial eeprom	Datasheet	4,784In Stock	Cut Tape $0.95 $0.888 $0.864 $0.845 View Reel $0.701 $0.827 $0.802 $0.783 $0.764 $0.701 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	EEPROM	SMD/SMT	TSSOP-8	256 kbit	SPI
EEPROM Automotive 256 Kbit SPI bus EEPROM with high speed clock M95256-DRMF3TG/K STMicroelectronics 1: $1.55 2,592In Stock	Mfr. Part # M95256-DRMF3TG/K Mouser Part # 511-M95256-DRMF3TG/K	STMicroelectronics	EEPROM Automotive 256 Kbit SPI bus EEPROM with high speed clock	Datasheet	2,592In Stock	Cut Tape $1.55 $1.46 $1.42 $1.32 View Reel $1.15 $1.29 $1.25 $1.22 $1.20 $1.15 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	EEPROM	SMD/SMT	MLP-8	256 kbit	SPI
EEPROM 256K 5V SDP - 90NS AT28HC256-90LM/883 Microchip Technology 1: $279.75 11In Stock	Mfr. Part # AT28HC256-90LM/883 Mouser Part # 556-A28HC25690LM883	Microchip Technology	EEPROM 256K 5V SDP - 90NS This product may require additional documentation to export from the United States.	Datasheet	11In Stock	$279.75 $269.27 Quote Quote	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	LCC-32	256 kbit	Parallel
EEPROM 256K (32K X 8), 2-WI 1.8V AT24C256C-SSHL-B Microchip Technology 1: $0.56 16,685In Stock	Mfr. Part # AT24C256C-SSHL-B Mouser Part # 556-AT24C256C-SSHL-B	Microchip Technology	EEPROM 256K (32K X 8), 2-WI 1.8V	Datasheet	16,685In Stock	$0.56 $0.554 $0.533 $0.522 $0.512	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	SOIC-Narrow-8	256 kbit	2-Wire, I2C
EEPROM 256K (32K X 8), 2-WI 1.8V AT24C256C-SSHL-T Microchip Technology 4,000: $0.512 8,000In Stock	Mfr. Part # AT24C256C-SSHL-T Mouser Part # 556-AT24C256C-SSHL-T	Microchip Technology	EEPROM 256K (32K X 8), 2-WI 1.8V	Datasheet	8,000In Stock	Reel $0.512	Min.: 4,000 Mult.: 4,000 : 4,000	EEPROM	SMD/SMT	SOIC-Narrow-8	256 kbit	2-Wire, I2C
EEPROM 256K (32K X 8), 2-WI 1.8V AT24C256C-XHL-B Microchip Technology 1: $0.58 3,356In Stock	Mfr. Part # AT24C256C-XHL-B Mouser Part # 556-AT24C256C-XHL-B	Microchip Technology	EEPROM 256K (32K X 8), 2-WI 1.8V	Datasheet	3,356In Stock	$0.58 $0.576 $0.554 $0.544 $0.533	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	TSSOP-8	256 kbit	2-Wire, I2C
EEPROM 256K (32K X 8), 2-WI 1.8V AT24C256C-XHL-T Microchip Technology 1: $0.59 19,396In Stock	Mfr. Part # AT24C256C-XHL-T Mouser Part # 556-AT24C256C-XHL-T	Microchip Technology	EEPROM 256K (32K X 8), 2-WI 1.8V	Datasheet	19,396In Stock	Cut Tape $0.59 $0.582 Reel $0.533 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	TSSOP-8	256 kbit	2-Wire, I2C
SRAM 256K 32K X 8 2.7V SERIAL SRAM IND 23K256-I/SN Microchip Technology 1: $1.37 7,093In Stock 5,300Expected 12/7/2026	Mfr. Part # 23K256-I/SN Mouser Part # 579-23K256-I/SN	Microchip Technology	SRAM 256K 32K X 8 2.7V SERIAL SRAM IND Learn More about Microchip Technology microchip sram	Datasheet	7,093In Stock 5,300Expected 12/7/2026	$1.37 $1.33 $1.27	Min.: 1 Mult.: 1	SRAM	SMD/SMT	SOIC-8	256 kbit	SPI
SRAM 256K 32K X 8 2.7V SERIAL SRAM IND 23K256-I/ST Microchip Technology 1: $1.43 3,812In Stock	Mfr. Part # 23K256-I/ST Mouser Part # 579-23K256-I/ST	Microchip Technology	SRAM 256K 32K X 8 2.7V SERIAL SRAM IND Learn More about Microchip Technology microchip sram	Datasheet	3,812In Stock	$1.43 $1.37 $1.33	Min.: 1 Mult.: 1	SRAM	SMD/SMT	TSSOP-8	256 kbit	SPI
SRAM 256K 32K X 8 2.7V SERIAL SRAM IND 23K256T-I/ST Microchip Technology 1: $1.57 7,148In Stock	Mfr. Part # 23K256T-I/ST Mouser Part # 579-23K256T-I/ST	Microchip Technology	SRAM 256K 32K X 8 2.7V SERIAL SRAM IND Learn More about Microchip Technology microchip sram	Datasheet	7,148In Stock	Cut Tape $1.57 Reel $1.33 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SRAM	SMD/SMT	TSSOP-8	256 kbit	SPI
EEPROM 256K, 32Kx8, 1.8V SER EE, ExT 24AA256-E/MS Microchip Technology 1: $1.22 2,476In Stock	Mfr. Part # 24AA256-E/MS Mouser Part # 579-24AA256-E/MS	Microchip Technology	EEPROM 256K, 32Kx8, 1.8V SER EE, ExT	Datasheet	2,476In Stock	$1.22 $1.19 $1.13	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	MSOP-8	256 kbit	2-Wire, I2C
EEPROM 32kx8 - 1.8V 24AA256-I/MF Microchip Technology 1: $1.43 1,271In Stock	Mfr. Part # 24AA256-I/MF Mouser Part # 579-24AA256-I/MF	Microchip Technology	EEPROM 32kx8 - 1.8V	Datasheet	1,271In Stock	$1.43 $1.38 $1.34	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	DFN-8	256 kbit	2-Wire, I2C
EEPROM 32kx8 - 1.8V 24AA256-I/SN Microchip Technology 1: $1.09 1,944In Stock	Mfr. Part # 24AA256-I/SN Mouser Part # 579-24AA256-I/SN	Microchip Technology	EEPROM 32kx8 - 1.8V	Datasheet	1,944In Stock	$1.09 $1.06 $0.991	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	SOIC-8	256 kbit	2-Wire, I2C
EEPROM 256K, 32Kx8, 1.8V SER EE, ExT 24AA256T-E/MNY Microchip Technology 1: $1.23 6,561In Stock	Mfr. Part # 24AA256T-E/MNY Mouser Part # 579-24AA256T-E/MNY	Microchip Technology	EEPROM 256K, 32Kx8, 1.8V SER EE, ExT	Datasheet	6,561In Stock	Cut Tape $1.23 Reel $1.13 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	TDFN-8	256 kbit	2-Wire, I2C
EEPROM 256K, 32Kx8, 1.8V SER EE, ExT 24AA256T-E/SN Microchip Technology 1: $1.27 2,919In Stock	Mfr. Part # 24AA256T-E/SN Mouser Part # 579-24AA256T-E/SN	Microchip Technology	EEPROM 256K, 32Kx8, 1.8V SER EE, ExT	Datasheet	2,919In Stock	Cut Tape $1.27 Reel $1.09 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	SOIC-8	256 kbit	2-Wire, I2C
EEPROM 256K, 32Kx8, 1.8V SER EE, ExT 24AA256T-I/MNY Microchip Technology 1: $1.17 4,976In Stock	Mfr. Part # 24AA256T-I/MNY Mouser Part # 579-24AA256T-I/MNY	Microchip Technology	EEPROM 256K, 32Kx8, 1.8V SER EE, ExT	Datasheet	4,976In Stock	Cut Tape $1.17 Reel $1.07 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	TDFN-8	256 kbit	2-Wire, I2C
EEPROM 32kx8 - 1.8V 24AA256T-I/SM Microchip Technology 1: $1.21 2,500In Stock	Mfr. Part # 24AA256T-I/SM Mouser Part # 579-24AA256T-I/SM	Microchip Technology	EEPROM 32kx8 - 1.8V	Datasheet	2,500In Stock	Cut Tape $1.21 Reel $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 2,100	EEPROM	SMD/SMT	SOIJ-8	256 kbit	2-Wire, I2C
EEPROM 32kx8 - 1.8V 24AA256T-I/SN Microchip Technology 1: $1.18 2,738In Stock 9,900Expected 11/16/2026	Mfr. Part # 24AA256T-I/SN Mouser Part # 579-24AA256T-I/SN	Microchip Technology	EEPROM 32kx8 - 1.8V	Datasheet	2,738In Stock 9,900Expected 11/16/2026	Cut Tape $1.18 Reel $0.991 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	SOIC-8	256 kbit	2-Wire, I2C
EEPROM 256K I2C EE EUI-48 EUI-64 Unique ID 24AA256UIDT-I/SN Microchip Technology 1: $1.18 11,334In Stock	Mfr. Part # 24AA256UIDT-I/SN Mouser Part # 579-24AA256UIDT-I/SN	Microchip Technology	EEPROM 256K I2C EE EUI-48 EUI-64 Unique ID	Datasheet	11,334In Stock	Cut Tape $1.18 Reel $1.09 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	SOIC-8	256 kbit	2-Wire, I2C
EEPROM 32kx8 - 2.5V Hi Spd 24FC256-I/MS Microchip Technology 1: $0.77 11,570In Stock	Mfr. Part # 24FC256-I/MS Mouser Part # 579-24FC256-I/MS	Microchip Technology	EEPROM 32kx8 - 2.5V Hi Spd	Datasheet	11,570In Stock	$0.77 $0.767 $0.746 $0.735 $0.714	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	MSOP-8	256 kbit	2-Wire, I2C
EEPROM 32kx8 - 2.5V Hi Spd 24FC256-I/SN Microchip Technology 1: $0.71 2,748In Stock	Mfr. Part # 24FC256-I/SN Mouser Part # 579-24FC256-I/SN	Microchip Technology	EEPROM 32kx8 - 2.5V Hi Spd	Datasheet	2,748In Stock	$0.71 $0.703 $0.682 $0.671 $0.65	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	SOIC-8	256 kbit	2-Wire, I2C
EEPROM 256K, 32Kx8, 2.5V HI-SPEED SER EE IND 24FC256T-I/MNY Microchip Technology 1: $0.75 2,100In Stock	Mfr. Part # 24FC256T-I/MNY Mouser Part # 579-24FC256T-I/MNY	Microchip Technology	EEPROM 256K, 32Kx8, 2.5V HI-SPEED SER EE IND	Datasheet	2,100In Stock	Cut Tape $0.75 Reel $0.693 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	TDFN-8	256 kbit	2-Wire, I2C