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4 kbit Memory ICs

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Memory Size = 4 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
EEPROM 4-Kbit serial SPI bus EEPROM with high speed clock 105°C operation M95040-DRDW8TP/K STMicroelectronics 1: $0.49 7,649In Stock	Mfr. Part # M95040-DRDW8TP/K Mouser Part # 511-M95040-DRDW8TP/K	STMicroelectronics	EEPROM 4-Kbit serial SPI bus EEPROM with high speed clock 105°C operation Learn More about STMicroelectronics stm serial eeprom	Datasheet	7,649In Stock	Cut Tape $0.49 $0.467 $0.454 $0.445 View Reel $0.384 $0.435 $0.423 $0.413 $0.403 $0.384 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	EEPROM	SMD/SMT	TSSOP-8	4 kbit	SPI
EEPROM 4K (512x8) 2-WIRE NiPdAu, 1.7V AT24C04C-MAHM-T Microchip Technology 1: $0.34 13,621In Stock	Mfr. Part # AT24C04C-MAHM-T Mouser Part # 556-AT24C04C-MAHM-T	Microchip Technology	EEPROM 4K (512x8) 2-WIRE NiPdAu, 1.7V	Datasheet	13,621In Stock	Cut Tape $0.34 $0.337 Reel $0.308 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	4 kbit	2-Wire, I2C
EEPROM 4K (512x8) 2-WIRE NiPdAu, 1.7V AT24C04C-SSHM-T Microchip Technology 1: $0.31 15,483In Stock	Mfr. Part # AT24C04C-SSHM-T Mouser Part # 556-AT24C04C-SSHM-T	Microchip Technology	EEPROM 4K (512x8) 2-WIRE NiPdAu, 1.7V	Datasheet	15,483In Stock	Cut Tape $0.31 $0.306 Reel $0.277 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	EEPROM	SMD/SMT	SOIC-Narrow-8	4 kbit	2-Wire, I2C
EEPROM 4K (512x8) 2-WIRE NiPdAu, 1.7V AT24C04C-XHM-T Microchip Technology 1: $0.33 5,909In Stock	Mfr. Part # AT24C04C-XHM-T Mouser Part # 556-AT24C04C-XHM-T	Microchip Technology	EEPROM 4K (512x8) 2-WIRE NiPdAu, 1.7V	Datasheet	5,909In Stock	Cut Tape $0.33 $0.322 Reel $0.299 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	TSSOP-8	4 kbit	2-Wire, I2C
EEPROM 4K (512x8/256x16) 3-WIRE, NiPdAu, 1.7V AT93C66B-SSHM-B Microchip Technology 1: $0.32 5,743In Stock	Mfr. Part # AT93C66B-SSHM-B Mouser Part # 556-AT93C66B-SSHM-B	Microchip Technology	EEPROM 4K (512x8/256x16) 3-WIRE, NiPdAu, 1.7V	Datasheet	5,743In Stock	$0.32 $0.309 $0.299	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	SOIC-Narrow-8	4 kbit	3-Wire, Microwire
EEPROM 4K (512x8/256x16) 3-WIRE, NiPdAu, 1.7V AT93C66B-XHM-T Microchip Technology 1: $0.35 5,551In Stock	Mfr. Part # AT93C66B-XHM-T Mouser Part # 556-AT93C66B-XHM-T	Microchip Technology	EEPROM 4K (512x8/256x16) 3-WIRE, NiPdAu, 1.7V	Datasheet	5,551In Stock	Cut Tape $0.35 $0.341 $0.337 Reel $0.32 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	TSSOP-8	4 kbit	3-Wire, Microwire
EEPROM 4K 512X8 2.5V SER EE EXT 25LC040AT-E/MC Microchip Technology 1: $0.76 6,570In Stock	Mfr. Part # 25LC040AT-E/MC Mouser Part # 579-25LC040AT-E/MC	Microchip Technology	EEPROM 4K 512X8 2.5V SER EE EXT	Datasheet	6,570In Stock	Cut Tape $0.76 Reel $0.714 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	DFN-8	4 kbit	SPI
EEPROM 4K 512X8 2.5V SER EE EXT 25LC040AT-E/OT Microchip Technology 1: $0.65 4,464In Stock	Mfr. Part # 25LC040AT-E/OT Mouser Part # 579-25LC040AT-E/OT	Microchip Technology	EEPROM 4K 512X8 2.5V SER EE EXT	Datasheet	4,464In Stock	Cut Tape $0.65 $0.643 Reel $0.586 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	SOT-23-6	4 kbit	SPI
EEPROM 512x8 - 1.8V 93AA66AT-I/OT Microchip Technology 1: $0.35 7,791In Stock 9,000Expected 11/9/2026	Mfr. Part # 93AA66AT-I/OT Mouser Part # 579-93AA66AT-I/OT	Microchip Technology	EEPROM 512x8 - 1.8V	Datasheet	7,791In Stock 9,000Expected 11/9/2026	Cut Tape $0.35 $0.336 Reel $0.316 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	SOT-23-6	4 kbit	3-Wire, Microwire
EEPROM 256x16 - 1.8V 93AA66BT-I/OT Microchip Technology 1: $0.35 4,449In Stock	Mfr. Part # 93AA66BT-I/OT Mouser Part # 579-93AA66BT-I/OT	Microchip Technology	EEPROM 256x16 - 1.8V	Datasheet	4,449In Stock	Cut Tape $0.35 Reel $0.314 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	SOT-23-6	4 kbit	3-Wire, Microwire
EEPROM 256x8-128x16 - 1.8V 93AA66C-I/SN Microchip Technology 1: $0.38 8,535In Stock	Mfr. Part # 93AA66C-I/SN Mouser Part # 579-93AA66C-I/SN	Microchip Technology	EEPROM 256x8-128x16 - 1.8V	Datasheet	8,535In Stock	$0.38 $0.373 $0.363 $0.352	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	SOIC-8	4 kbit	3-Wire, Microwire
EEPROM 4K 256X8 OR 128X16 SER EE 1.8V IND 93AA66CT-I/MC Microchip Technology 1: $0.50 5,465In Stock 13,200Expected 12/21/2026	Mfr. Part # 93AA66CT-I/MC Mouser Part # 579-93AA66CT-I/MC	Microchip Technology	EEPROM 4K 256X8 OR 128X16 SER EE 1.8V IND	Datasheet	5,465In Stock 13,200Expected 12/21/2026	Cut Tape $0.50 Reel $0.472 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	DFN-8	4 kbit	3-Wire, Microwire
EEPROM 256x8-128x16 - 1.8V 93AA66CT-I/SN Microchip Technology 1: $0.38 15,095In Stock	Mfr. Part # 93AA66CT-I/SN Mouser Part # 579-93AA66CT-I/SN	Microchip Technology	EEPROM 256x8-128x16 - 1.8V	Datasheet	15,095In Stock	Cut Tape $0.38 $0.373 $0.368 Reel $0.352 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	SOIC-8	4 kbit	3-Wire, Microwire
EEPROM 4K 512X8 OR 256X16 SER EE 1.8V IND 93AA66CT-I/MNY Microchip Technology 1: $0.41 4,794In Stock	Mfr. Part # 93AA66CT-I/MNY Mouser Part # 579-93AA66CTIMNY	Microchip Technology	EEPROM 4K 512X8 OR 256X16 SER EE 1.8V IND	Datasheet	4,794In Stock	Cut Tape $0.41 $0.403 Reel $0.371 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	TDFN-8	4 kbit	3-Wire, Microwire
EEPROM 512x8 93LC66AT/SN Microchip Technology 1: $0.37 5,555In Stock	Mfr. Part # 93LC66AT/SN Mouser Part # 579-93LC66AT/SN	Microchip Technology	EEPROM 512x8	Datasheet	5,555In Stock	Cut Tape $0.37 $0.368 $0.359 Reel $0.352 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	SOIC-8	4 kbit	3-Wire, Microwire
EEPROM 256x16 93LC66BT-I/OT Microchip Technology 1: $0.36 10,071In Stock	Mfr. Part # 93LC66BT-I/OT Mouser Part # 579-93LC66BT-I/OT	Microchip Technology	EEPROM 256x16	Datasheet	10,071In Stock	Cut Tape $0.36 $0.352 Reel $0.309 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	SOT-23-6	4 kbit	3-Wire, Microwire
EEPROM 256x16 93LC66BT-I/SN Microchip Technology 1: $0.37 7,047In Stock	Mfr. Part # 93LC66BT-I/SN Mouser Part # 579-93LC66BT-I/SN	Microchip Technology	EEPROM 256x16	Datasheet	7,047In Stock	Cut Tape $0.37 $0.369 $0.368 $0.341 Reel $0.33 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	SOIC-8	4 kbit	3-Wire, Microwire
EEPROM 128x8 Or 64x16 93LC66CT-I/SN Microchip Technology 1: $0.38 5,051In Stock	Mfr. Part # 93LC66CT-I/SN Mouser Part # 579-93LC66CT-I/SN	Microchip Technology	EEPROM 128x8 Or 64x16	Datasheet	5,051In Stock	Cut Tape $0.38 $0.373 $0.368 Reel $0.352 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	SOIC-8	4 kbit	3-Wire, Microwire
EEPROM 4K-Bit I2C Serial EEPROM CAT24C04YI-GT3 onsemi 1: $0.37 26,654In Stock	Mfr. Part # CAT24C04YI-GT3 Mouser Part # 698-CAT24C04YI-GT3	onsemi	EEPROM 4K-Bit I2C Serial EEPROM Learn More about onsemi cat24cx i2c serial eeproms	Datasheet	26,654In Stock	Cut Tape $0.37 $0.36 $0.35 $0.342 $0.334 Reel $0.267 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	TSSOP-8	4 kbit	2-Wire, I2C
EEPROM 4K-Bit SPI Serial CAT25040VP2I-GT3 onsemi 1: $0.53 11,605In Stock	Mfr. Part # CAT25040VP2I-GT3 Mouser Part # 698-CAT25040VP2I-GT3	onsemi	EEPROM 4K-Bit SPI Serial	Datasheet	11,605In Stock	Cut Tape $0.53 $0.497 $0.484 $0.474 View Reel $0.412 $0.464 $0.45 $0.44 $0.43 $0.412 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	TDFN-8	4 kbit	3-Wire, SPI
F-RAM F-RAM Memory Serial CY15B004J-SXA Infineon Technologies 1: $2.53 1,850In Stock	Mfr. Part # CY15B004J-SXA Mouser Part # 727-CY15B004J-SXA	Infineon Technologies	F-RAM F-RAM Memory Serial	Datasheet	1,850In Stock	$2.53 $2.36 $2.29 $2.24 View $2.19 $2.12 $2.09 $2.03 $1.96	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 kbit	I2C
F-RAM F-RAM Memory Serial CY15B004J-SXE Infineon Technologies 1: $2.93 826In Stock	Mfr. Part # CY15B004J-SXE Mouser Part # 727-CY15B004J-SXE	Infineon Technologies	F-RAM F-RAM Memory Serial	Datasheet	826In Stock	$2.93 $2.75 $2.67 $2.55 View $2.49 $2.45 $2.38 $2.33	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 kbit	I2C
F-RAM F-RAM Memory Serial CY15B004Q-SXE Infineon Technologies 1: $3.66 1,956In Stock 1,940Expected 11/5/2026	Mfr. Part # CY15B004Q-SXE Mouser Part # 727-CY15B004Q-SXE	Infineon Technologies	F-RAM F-RAM Memory Serial Learn More about Infineon Technologies cypress cy15b004q automotive f ram	Datasheet	1,956In Stock 1,940Expected 11/5/2026	$3.66 $3.42 $3.32 $3.17 View $3.10 $3.05 $2.98 $2.90 $2.36	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 kbit	SPI
EEPROM 4KB I2C SER EEPROM CAT24C04HU4I-GT3 onsemi 1: $0.51 15,909In Stock	Mfr. Part # CAT24C04HU4I-GT3 Mouser Part # 863-CAT24C04HU4I-GT3	onsemi	EEPROM 4KB I2C SER EEPROM Learn More about onsemi cat24cx i2c serial eeproms	Datasheet	15,909In Stock	Cut Tape $0.51 $0.478 $0.466 $0.456 View Reel $0.384 $0.446 $0.433 $0.423 $0.422 $0.384 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	UDFN-8	4 kbit	2-Wire, I2C
F-RAM 4Kb Serial I2C 5V FRAM FM24C04B-G Infineon Technologies 1: $2.06 4,015In Stock	Mfr. Part # FM24C04B-G Mouser Part # 877-FM24C04B-G	Infineon Technologies	F-RAM 4Kb Serial I2C 5V FRAM Learn More about Infineon Technologies cypress serial fram	Datasheet	4,015In Stock	$2.06 $1.72 $1.68 $1.63 View $1.59 $1.54 $1.52 $1.49 $1.30	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 kbit	I2C