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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 (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	Product Type	Mounting Style	Package/Case	Memory Size	Interface Type
EPROM 256Kb (32Kx8) OTP 5V 70ns AT27C256R-70PU Microchip Technology 1: £2.01 2,931In Stock 3,514Expected 01/04/2027	Mfr. Part No. AT27C256R-70PU Mouser Part No 556-AT27C256R70PU	Microchip Technology	EPROM 256Kb (32Kx8) OTP 5V 70ns	Datasheet	2,931In Stock 3,514Expected 01/04/2027	£2.01 £1.96 £1.94 £1.93 £1.92	Min.: 1 Mult.: 1		EPROM	Through Hole	PDIP-28	256 kbit	Parallel
EEPROM 200NS, SOIC, IND TEMP, GREEN AT28BV256-20SU-T Microchip Technology 1: £9.95 719In Stock	Mfr. Part No. AT28BV256-20SU-T Mouser Part No 556-AT28BV256-20SU-T	Microchip Technology	EEPROM 200NS, SOIC, IND TEMP, GREEN	Datasheet	719In Stock	Cut Tape £9.95 Reel £9.17	Min.: 1 Mult.: 1 : 1,000		EEPROM	SMD/SMT	SOIC-28	256 kbit	Parallel
EEPROM 256K 32K x 8 150 ns 4.5V-5.5V AT28C256-15PU Microchip Technology 1: £9.30 246In Stock 952Expected 30/10/2026	Mfr. Part No. AT28C256-15PU Mouser Part No 556-AT28C25615PU	Microchip Technology	EEPROM 256K 32K x 8 150 ns 4.5V-5.5V Learn More about Microchip Technology microchip at28c256 memory	Datasheet	246In Stock 952Expected 30/10/2026	£9.30 £8.95 £8.60	Min.: 1 Mult.: 1		EEPROM	Through Hole	PDIP-28	256 kbit	Parallel
EEPROM 150NS, SOIC, IND TEMP, GREEN AT28C256E-15SU-T Microchip Technology 1: £9.86 556In Stock	Mfr. Part No. AT28C256E-15SU-T Mouser Part No 556-AT28C256E-15SU-T	Microchip Technology	EEPROM 150NS, SOIC, IND TEMP, GREEN Learn More about Microchip Technology microchip at28c256 memory	Datasheet	556In Stock	Cut Tape £9.86 £9.09 £9.06 £9.03 View Reel £8.51 £8.99 £8.61 £8.51	Min.: 1 Mult.: 1 : 1,000		EEPROM	SMD/SMT	SOIC-28	256 kbit	Parallel
EEPROM Parallel EEPROM 5V, SDP-70NS, GR AT28HC256-70JU Microchip Technology 1: £10.81 366In Stock	Mfr. Part No. AT28HC256-70JU Mouser Part No 556-AT28HC256-70JU	Microchip Technology	EEPROM Parallel EEPROM 5V, SDP-70NS, GR	Datasheet	366In Stock	£10.81 £10.59 £10.58 £10.54 View £10.34 Quote	Min.: 1 Mult.: 1		EEPROM	SMD/SMT	PLCC-32	256 kbit	Parallel
EEPROM 90NS, PLCC, IND TEMP, GREEN AT28HC256-90JU-T Microchip Technology 1: £11.11 470In Stock	Mfr. Part No. AT28HC256-90JU-T Mouser Part No 556-AT28HC256-90JU-T	Microchip Technology	EEPROM 90NS, PLCC, IND TEMP, GREEN	Datasheet	470In Stock	Cut Tape £11.11 £10.39 Reel £10.05 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 750		EEPROM	SMD/SMT	PLCC-32	256 kbit	Parallel
EEPROM Parallel EEPROM 5V-120NS, 883c, GR AT28HC256E-12SU Microchip Technology 1: £9.14 261In Stock	Mfr. Part No. AT28HC256E-12SU Mouser Part No 556-AT28HC256E-12SU	Microchip Technology	EEPROM Parallel EEPROM 5V-120NS, 883c, GR	Datasheet	261In Stock	£9.14 £8.99 £8.76 £8.56 Quote Quote	Min.: 1 Mult.: 1		EEPROM	SMD/SMT	SOIC-28	256 kbit	Parallel
EEPROM 256k, 32K X 8, 1.8V SER EE EXT 25AA256-E/SN Microchip Technology 1: £1.27 3,275In Stock	Mfr. Part No. 25AA256-E/SN Mouser Part No 579-25AA256-E/SN	Microchip Technology	EEPROM 256k, 32K X 8, 1.8V SER EE EXT	Datasheet	3,275In Stock	£1.27 £1.21 £1.20	Min.: 1 Mult.: 1		EEPROM	SMD/SMT	SOIC-8	256 kbit	SPI
EEPROM 32kx8 - 1.8V 25AA256-I/SN Microchip Technology 1: £1.20 4,697In Stock	Mfr. Part No. 25AA256-I/SN Mouser Part No 579-25AA256-I/SN	Microchip Technology	EEPROM 32kx8 - 1.8V	Datasheet	4,697In Stock	£1.20 £1.15 £1.12	Min.: 1 Mult.: 1		EEPROM	SMD/SMT	SOIC-8	256 kbit	SPI
EEPROM 256k, 32K X 8, 1.8V SER EE EXT 25AA256T-E/SN Microchip Technology 1: £2.98 2,625In Stock	Mfr. Part No. 25AA256T-E/SN Mouser Part No 579-25AA256T-E/SN	Microchip Technology	EEPROM 256k, 32K X 8, 1.8V SER EE EXT	Datasheet	2,625In Stock	Cut Tape £2.98 Reel £1.20	Min.: 1 Mult.: 1 : 3,300		EEPROM	SMD/SMT	SOIC-8	256 kbit	SPI
EEPROM 256k 32KX8 1.8V SER EE IND 25AA256T-I/SM Microchip Technology 1: £1.34 3,927In Stock	Mfr. Part No. 25AA256T-I/SM Mouser Part No 579-25AA256T-I/SM	Microchip Technology	EEPROM 256k 32KX8 1.8V SER EE IND	Datasheet	3,927In Stock	Cut Tape £1.34 Reel £1.13 MouseReel Available	Min.: 1 Mult.: 1 : 2,100		EEPROM	SMD/SMT	SOIJ-8	256 kbit	SPI
EEPROM 32kx8 - 1.8V 25AA256T-I/SN Microchip Technology 1: £1.30 1,364In Stock 3,300Expected 28/12/2026	Mfr. Part No. 25AA256T-I/SN Mouser Part No 579-25AA256T-I/SN	Microchip Technology	EEPROM 32kx8 - 1.8V	Datasheet	1,364In Stock 3,300Expected 28/12/2026	Cut Tape £1.30 Reel £1.12 MouseReel Available	Min.: 1 Mult.: 1 : 3,300		EEPROM	SMD/SMT	SOIC-8	256 kbit	SPI
EEPROM 32kx8 - 2.5V 25LC256-E/ST Microchip Technology 1: £1.31 977In Stock	Mfr. Part No. 25LC256-E/ST Mouser Part No 579-25LC256-E/ST	Microchip Technology	EEPROM 32kx8 - 2.5V	Datasheet	977In Stock	£1.31 £1.27 £1.21	Min.: 1 Mult.: 1		EEPROM	SMD/SMT	TSSOP-8	256 kbit	SPI
EEPROM 32kx8 - 2.5V 25LC256-I/SN Microchip Technology 1: £1.20 5,274In Stock	Mfr. Part No. 25LC256-I/SN Mouser Part No 579-25LC256-I/SN	Microchip Technology	EEPROM 32kx8 - 2.5V	Datasheet	5,274In Stock	£1.20 £1.15 £1.12	Min.: 1 Mult.: 1		EEPROM	SMD/SMT	SOIC-8	256 kbit	SPI
EEPROM 32kx8 - 2.5V 25LC256T-E/SN Microchip Technology 1: £1.41 5,263In Stock	Mfr. Part No. 25LC256T-E/SN Mouser Part No 579-25LC256T-E/SN	Microchip Technology	EEPROM 32kx8 - 2.5V	Datasheet	5,263In Stock	Cut Tape £1.41 Reel £1.20 MouseReel Available	Min.: 1 Mult.: 1 : 3,300		EEPROM	SMD/SMT	SOIC-8	256 kbit	SPI
EEPROM 256K, 32K X 8, 2.5V SER EE 150C 25LC256T-H/SN Microchip Technology 1: £1.45 7,576In Stock	Mfr. Part No. 25LC256T-H/SN Mouser Part No 579-25LC256T-H/SN	Microchip Technology	EEPROM 256K, 32K X 8, 2.5V SER EE 150C This product may require additional documentation to export from the United States.	Datasheet	7,576In Stock	Cut Tape £1.45 Reel £1.22 MouseReel Available	Min.: 1 Mult.: 1 : 3,300		EEPROM	SMD/SMT	SOIC-8	256 kbit	SPI
EEPROM 256k 32KX8 2.5V SER EE IND 25LC256T-I/SM Microchip Technology 1: £1.34 1,209In Stock	Mfr. Part No. 25LC256T-I/SM Mouser Part No 579-25LC256T-I/SM	Microchip Technology	EEPROM 256k 32KX8 2.5V SER EE IND	Datasheet	1,209In Stock	Cut Tape £1.34 Reel £1.13 MouseReel Available	Min.: 1 Mult.: 1 : 2,100		EEPROM	SMD/SMT	SOIJ-8	256 kbit	SPI
EEPROM 32kx8 - 2.5V 25LC256T-I/ST Microchip Technology 1: £1.35 6,676In Stock	Mfr. Part No. 25LC256T-I/ST Mouser Part No 579-25LC256T-I/ST	Microchip Technology	EEPROM 32kx8 - 2.5V	Datasheet	6,676In Stock	Cut Tape £1.35 Reel £1.14 MouseReel Available	Min.: 1 Mult.: 1 : 2,500		EEPROM	SMD/SMT	TSSOP-8	256 kbit	SPI
EEPROM 256k 32KX8 2.5V SER EE IND 25LC256X-I/ST Microchip Technology 1: £1.24 1,256In Stock	Mfr. Part No. 25LC256X-I/ST Mouser Part No 579-25LC256X-I/ST	Microchip Technology	EEPROM 256k 32KX8 2.5V SER EE IND	Datasheet	1,256In Stock	£1.24 £1.20 £1.14	Min.: 1 Mult.: 1		EEPROM	SMD/SMT	TSSOP-8	256 kbit	SPI
EPROM 45NS, PLCC, IND TEMP, GREEN AT27C256R-45JU-T Microchip Technology 1: £2.15 1,002In Stock	Mfr. Part No. AT27C256R-45JU-T Mouser Part No 579-AT27C256R-45JU-T	Microchip Technology	EPROM 45NS, PLCC, IND TEMP, GREEN	Datasheet	1,002In Stock	Cut Tape £2.15 £1.99 £1.98 Reel £1.85	Min.: 1 Mult.: 1 : 750		EPROM	SMD/SMT	PLCC-32	256 kbit	Parallel
EEPROM 256K HI-ENDURANCE SDP - 120NS AT28HC256E-12LM/883 Microchip Technology 1: £194.05 12In Stock	Mfr. Part No. AT28HC256E-12LM/883 Mouser Part No 556-A28HC256E12LM883	Microchip Technology	EEPROM 256K HI-ENDURANCE SDP - 120NS This product may require additional documentation to export from the United States.	Datasheet	12In Stock	£194.05 £186.79 Quote Quote	Min.: 1 Mult.: 1	No	EEPROM	SMD/SMT	LCC-32	256 kbit	Parallel
NVRAM 256k Nonvolatile SRAM DS1230AB-150+ Analog Devices / Maxim Integrated 1: £43.75 39In Stock	Mfr. Part No. DS1230AB-150+ Mouser Part No 700-DS1230AB-150	Analog Devices / Maxim Integrated	NVRAM 256k Nonvolatile SRAM	Datasheet	39In Stock	£43.75 £40.45 £39.14 £35.24 View £34.51 £33.49 Quote	Min.: 1 Mult.: 1		NVRAM	Through Hole	EDIP-28	256 kbit	Parallel
NVRAM 256k Nonvolatile SRAM DS1230Y-200+ Analog Devices / Maxim Integrated 1: £48.60 45In Stock	Mfr. Part No. DS1230Y-200+ Mouser Part No 700-DS1230Y-200	Analog Devices / Maxim Integrated	NVRAM 256k Nonvolatile SRAM	Datasheet	45In Stock	£48.60 £44.92 £43.47 £40.92 View £40.10 £38.95 Quote	Min.: 1 Mult.: 1		NVRAM	Through Hole	EDIP-28	256 kbit	Parallel
F-RAM NVRAM FRAM Memory Serial Infineon Technologies FM24V02A-GTR FM24V02A-GTR Infineon Technologies 1: £6.24 4,461In Stock 2,500Expected 29/07/2027	Mfr. Part No. FM24V02A-GTR Mouser Part No 727-FM24V02A-GTR	Infineon Technologies	F-RAM NVRAM FRAM Memory Serial	Datasheet	4,461In Stock 2,500Expected 29/07/2027	Cut Tape £6.24 £5.81 £5.63 £5.50 View Reel £4.76 £5.37 £5.19 £5.06 £4.93 £4.76 MouseReel Available	Min.: 1 Mult.: 1 : 2,500		FRAM	SMD/SMT	SOIC-8	256 kbit	I2C
F-RAM FRAM Infineon Technologies FM25V02A-DGQ FM25V02A-DGQ Infineon Technologies 1: £6.39 4,812In Stock	Mfr. Part No. FM25V02A-DGQ Mouser Part No 727-FM25V02A-DGQ	Infineon Technologies	F-RAM FRAM	Datasheet	4,812In Stock	£6.39 £5.95 £5.76 £5.53 View £5.40 £5.26 £5.16 £5.04	Min.: 1 Mult.: 1		FRAM	SMD/SMT	DFN-8	256 kbit	SPI