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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 4KB SPI SER CMOS EEPROM FOR VCC=1.7V NV25040DTVLT3G onsemi 1: $0.96 3,000Expected 12/24/2026 New Product	Mfr. Part # NV25040DTVLT3G Mouser Part # 863-NV25040DTVLT3G New Product	onsemi	EEPROM 4KB SPI SER CMOS EEPROM FOR VCC=1.7V Learn More about onsemi nv250x0lv eeproms	Datasheet	3,000Expected 12/24/2026	Cut Tape $0.96 $0.90 $0.875 $0.856 View Reel $0.747 $0.838 $0.813 $0.794 $0.775 $0.747	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	TSSOP-8	4 kbit	SPI
F-RAM 4Kb Serial SPI 3V FRAM FM25L04B-DG Infineon Technologies 1: $2.09 1,620Expected 6/3/2027	Mfr. Part # FM25L04B-DG Mouser Part # 877-FM25L04B-DG	Infineon Technologies	F-RAM 4Kb Serial SPI 3V FRAM Learn More about Infineon Technologies cypress serial fram	Datasheet	1,620Expected 6/3/2027	$2.09 $1.95 $1.90 $1.86 View $1.81 $1.77	Min.: 1 Mult.: 1	FRAM	SMD/SMT	DFN-8	4 kbit	SPI
EEPROM 512x8 - 2.5V 25LC040/SN Microchip Technology 1: $0.73 551Expected 11/9/2026	Mfr. Part # 25LC040/SN Mouser Part # 579-25LC040SN	Microchip Technology	EEPROM 512x8 - 2.5V	Datasheet	551Expected 11/9/2026	$0.73 $0.725 $0.693 $0.661	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	SOIC-8	4 kbit	SPI
EEPROM Auto 4-Kb MICROWIRE serial EEPROM M93C66-RDW3TP/K STMicroelectronics 1: $0.62 1,056In Stock	Mfr. Part # M93C66-RDW3TP/K Mouser Part # 511-M93C66-RDW3TP/K	STMicroelectronics	EEPROM Auto 4-Kb MICROWIRE serial EEPROM	Datasheet	1,056In Stock	Cut Tape $0.62 $0.587 $0.573 $0.562 View Reel $0.467 $0.551 $0.536 $0.525 $0.513 $0.467 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	EEPROM	SMD/SMT	TSSOP-8	4 kbit	3-Wire, Microwire
EEPROM 512x8 - 2.5V Lead Free Package 24LC04B-I/SNG Microchip Technology 1: $0.38 1,100Expected 11/12/2026 NRND	Mfr. Part # 24LC04B-I/SNG Mouser Part # 579-24LC04B-I/SNG NRND	Microchip Technology	EEPROM 512x8 - 2.5V Lead Free Package Learn More about Microchip Technology microchip 24aa04 24lc04b 24fc04 eeproms	Datasheet	1,100Expected 11/12/2026	$0.38 $0.373 $0.352 $0.32	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	SOIC-8	4 kbit	2-Wire, I2C
EEPROM EEPROM S I2C 4k M24C04-WDW6TP STMicroelectronics 1: $0.24 8,000Expected 7/16/2027	Mfr. Part # M24C04-WDW6TP Mouser Part # 511-M24C04-WDW6TP	STMicroelectronics	EEPROM EEPROM S I2C 4k Learn More about STMicroelectronics stm standard products	Datasheet	8,000Expected 7/16/2027	Cut Tape $0.24 $0.222 $0.217 $0.213 View Reel $0.163 $0.208 $0.203 $0.198 $0.184 $0.163 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	EEPROM	SMD/SMT	TSSOP-8	4 kbit	2-Wire, I2C
EEPROM Serial SPI Bus EEPROM M95040-RDW6TP STMicroelectronics 1: $0.40 3,750Expected 1/21/2027	Mfr. Part # M95040-RDW6TP Mouser Part # 511-M95040-RDW6TP	STMicroelectronics	EEPROM Serial SPI Bus EEPROM Learn More about STMicroelectronics stm standard products	Datasheet	3,750Expected 1/21/2027	Cut Tape $0.40 $0.393 $0.383 $0.375 View Reel $0.306 $0.367 $0.357 $0.349 $0.341 $0.306 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	EEPROM	SMD/SMT	TSSOP-8	4 kbit	SPI
EEPROM 4 Kbit SPI BUS EE 10MHz CR 5ms M95040-RMC6TG STMicroelectronics 1: $0.42 4,680Expected 12/21/2026	Mfr. Part # M95040-RMC6TG Mouser Part # 511-M95040-RMC6TG	STMicroelectronics	EEPROM 4 Kbit SPI BUS EE 10MHz CR 5ms Learn More about STMicroelectronics stm standard products	Datasheet	4,680Expected 12/21/2026	Cut Tape $0.42 $0.396 $0.386 $0.379 View Reel $0.318 $0.371 $0.36 $0.352 $0.338 $0.318 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UFDFPN-8	4 kbit	SPI
EEPROM 4K Serial EEPROM SPD EEPROM for DDR4 34AA04T-I/ST Microchip Technology 1: $0.44 2,493Expected 12/7/2026	Mfr. Part # 34AA04T-I/ST Mouser Part # 579-34AA04T-I/ST	Microchip Technology	EEPROM 4K Serial EEPROM SPD EEPROM for DDR4	Datasheet	2,493Expected 12/7/2026	Cut Tape $0.44 $0.437 $0.405 Reel $0.395 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	EEPROM	SMD/SMT	TSSOP-8	4 kbit	2-Wire, I2C
EEPROM 4-kb I2C CMOS Serial EEPROM Memory - Automotive Grade CAV24C04C5ATR onsemi 1: $0.40 5,000Expected 5/10/2027 New Product	Mfr. Part # CAV24C04C5ATR Mouser Part # 863-CAV24C04C5ATR New Product	onsemi	EEPROM 4-kb I2C CMOS Serial EEPROM Memory - Automotive Grade Learn More about onsemi oncmos	Datasheet	5,000Expected 5/10/2027	Cut Tape $0.40 $0.375 $0.365 $0.358 View Reel $0.313 $0.35 $0.34 $0.333 $0.325 $0.313	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	WLCSP-5	4 kbit	I2C
F-RAM 4Kb Serial SPI 5V FRAM FM25040B-G Infineon Technologies 1: $2.08 970Expected 4/29/2027	Mfr. Part # FM25040B-G Mouser Part # 877-FM25040B-G	Infineon Technologies	F-RAM 4Kb Serial SPI 5V FRAM Learn More about Infineon Technologies cypress serial fram	Datasheet	970Expected 4/29/2027	$2.08 $1.74 $1.70	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 kbit	SPI
EEPROM I2C BUS 4Kbit 1.8-5.5V Supply BR24L04FVT-WE2 ROHM Semiconductor 1: $0.72 1,807Expected 2/1/2027 NRND	Mfr. Part # BR24L04FVT-WE2 Mouser Part # 755-BR24L04FVT-WE2 NRND	ROHM Semiconductor	EEPROM I2C BUS 4Kbit 1.8-5.5V Supply	Datasheet	1,807Expected 2/1/2027	Cut Tape $0.72 $0.689 $0.671 $0.657 View Reel $0.573 $0.644 $0.625 $0.61 $0.596 $0.573 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	TSSOP-B-8	4 kbit	I2C
EEPROM 4K (512 X 8) SPI, 1.8V AT25040B-XHL-T Microchip Technology 5,000: $0.352 Non-Stocked Lead-Time 9 Weeks	Mfr. Part # AT25040B-XHL-T Mouser Part # 556-AT25040B-XHL-T	Microchip Technology	EEPROM 4K (512 X 8) SPI, 1.8V	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel $0.352	Min.: 5,000 Mult.: 5,000 : 5,000	EEPROM	SMD/SMT	TSSOP-8	4 kbit	3-Wire, SPI
EEPROM 4K (512x8/256x16) 3-WIRE NiPdAu, 1.7V AT93C66B-MAHM-T Microchip Technology 5,000: $0.331 Non-Stocked Lead-Time 9 Weeks	Mfr. Part # AT93C66B-MAHM-T Mouser Part # 556-AT93C66B-MAHM-T	Microchip Technology	EEPROM 4K (512x8/256x16) 3-WIRE NiPdAu, 1.7V	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel $0.331	Min.: 5,000 Mult.: 5,000 : 5,000	EEPROM	SMD/SMT	UDFN-8	4 kbit	3-Wire, Microwire
EEPROM 4K 512 X 8 1.8V SERIAL EE IND 11AA040-I/MS Microchip Technology 1: $0.38 Non-Stocked Lead-Time 10 Weeks	Mfr. Part # 11AA040-I/MS Mouser Part # 579-11AA040-I/MS	Microchip Technology	EEPROM 4K 512 X 8 1.8V SERIAL EE IND Learn More about Microchip Technology microchip_unio	Datasheet	Non-Stocked Lead-Time 10 Weeks	$0.38 $0.373 $0.352	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	MSOP-8	4 kbit	UNI/O Bus
EEPROM 4K 512X8 1.8V SERIAL EE IND 11AA040-I/P Microchip Technology 1: $0.42 Non-Stocked Lead-Time 10 Weeks	Mfr. Part # 11AA040-I/P Mouser Part # 579-11AA040-I/P	Microchip Technology	EEPROM 4K 512X8 1.8V SERIAL EE IND Learn More about Microchip Technology microchip_unio	Datasheet	Non-Stocked Lead-Time 10 Weeks	$0.42 $0.416 $0.405 $0.395	Min.: 1 Mult.: 1	EEPROM	Through Hole	DIP-8	4 kbit	UNI/O Bus
EEPROM 4K 512 X 8 1.8V SERIAL EE IND 11AA040T-I/MNY Microchip Technology 3,300: $0.352 Non-Stocked Lead-Time 9 Weeks	Mfr. Part # 11AA040T-I/MNY Mouser Part # 579-11AA040T-I/MNY	Microchip Technology	EEPROM 4K 512 X 8 1.8V SERIAL EE IND Learn More about Microchip Technology microchip_unio	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel $0.352	Min.: 3,300 Mult.: 3,300 : 3,300	EEPROM	SMD/SMT	TDFN-8	4 kbit	UNI/O Bus
EEPROM 4K 512 X 8 1.8V SERIAL EE IND 11AA040T-I/MS Microchip Technology 2,500: $0.352 Non-Stocked Lead-Time 10 Weeks	Mfr. Part # 11AA040T-I/MS Mouser Part # 579-11AA040T-I/MS	Microchip Technology	EEPROM 4K 512 X 8 1.8V SERIAL EE IND Learn More about Microchip Technology microchip_unio	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel $0.352	Min.: 2,500 Mult.: 2,500 : 2,500	EEPROM	SMD/SMT	MSOP-8	4 kbit	UNI/O Bus
EEPROM 4K 512 X 8 1.8V SERIAL EE IND 11AA040T-I/SN Microchip Technology 3,300: $0.288 Non-Stocked Lead-Time 11 Weeks	Mfr. Part # 11AA040T-I/SN Mouser Part # 579-11AA040T-I/SN	Microchip Technology	EEPROM 4K 512 X 8 1.8V SERIAL EE IND Learn More about Microchip Technology microchip_unio	Datasheet	Non-Stocked Lead-Time 11 Weeks	Reel $0.288	Min.: 3,300 Mult.: 3,300 : 3,300	EEPROM	SMD/SMT	SOIC-8	4 kbit	UNI/O Bus
EEPROM 4K 512 X 8 2.5V SERIAL EE IND 11LC040-I/MS Microchip Technology 1: $0.38 Non-Stocked Lead-Time 10 Weeks	Mfr. Part # 11LC040-I/MS Mouser Part # 579-11LC040-I/MS	Microchip Technology	EEPROM 4K 512 X 8 2.5V SERIAL EE IND Learn More about Microchip Technology microchip_unio	Datasheet	Non-Stocked Lead-Time 10 Weeks	$0.38 $0.373 $0.352	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	MSOP-8	4 kbit	UNI/O Bus
EEPROM 4K 512X8 2.5V SERIAL EE IND 11LC040-I/SN Microchip Technology 1: $0.32 Non-Stocked Lead-Time 11 Weeks	Mfr. Part # 11LC040-I/SN Mouser Part # 579-11LC040-I/SN	Microchip Technology	EEPROM 4K 512X8 2.5V SERIAL EE IND Learn More about Microchip Technology microchip_unio	Datasheet	Non-Stocked Lead-Time 11 Weeks	$0.32 $0.309 $0.288	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	SOIC-8	4 kbit	UNI/O Bus
EEPROM 4K 512 X 8 2.5V SERIAL EE IND 11LC040T-I/MNY Microchip Technology 3,300: $0.352 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # 11LC040T-I/MNY Mouser Part # 579-11LC040T-I/MNY	Microchip Technology	EEPROM 4K 512 X 8 2.5V SERIAL EE IND Learn More about Microchip Technology microchip_unio	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $0.352	Min.: 3,300 Mult.: 3,300 : 3,300	EEPROM	SMD/SMT	TDFN-8	4 kbit	UNI/O Bus
EEPROM 4K 512 X 8 2.5V SERIAL EE IND 11LC040T-I/MS Microchip Technology 2,500: $0.352 Non-Stocked Lead-Time 10 Weeks	Mfr. Part # 11LC040T-I/MS Mouser Part # 579-11LC040T-I/MS	Microchip Technology	EEPROM 4K 512 X 8 2.5V SERIAL EE IND Learn More about Microchip Technology microchip_unio	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel $0.352	Min.: 2,500 Mult.: 2,500 : 2,500	EEPROM	SMD/SMT	MSOP-8	4 kbit	UNI/O Bus
EEPROM 4K 512 X 8 2.5V SERIAL EE IND 11LC040T-I/SN Microchip Technology 3,300: $0.288 Non-Stocked Lead-Time 11 Weeks	Mfr. Part # 11LC040T-I/SN Mouser Part # 579-11LC040T-I/SN	Microchip Technology	EEPROM 4K 512 X 8 2.5V SERIAL EE IND Learn More about Microchip Technology microchip_unio	Datasheet	Non-Stocked Lead-Time 11 Weeks	Reel $0.288	Min.: 3,300 Mult.: 3,300 : 3,300	EEPROM	SMD/SMT	SOIC-8	4 kbit	UNI/O Bus
EEPROM 512x8 - 1.8V 24AA04/P Microchip Technology 1: $0.45 Non-Stocked Lead-Time 9 Weeks	Mfr. Part # 24AA04/P Mouser Part # 579-24AA04/P	Microchip Technology	EEPROM 512x8 - 1.8V Learn More about Microchip Technology microchip 24aa04 24lc04b 24fc04 eeproms	Datasheet	Non-Stocked Lead-Time 9 Weeks	$0.45 $0.448 $0.437 $0.416	Min.: 1 Mult.: 1	EEPROM	Through Hole	PDIP-8	4 kbit	2-Wire, I2C