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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 (CAD) 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: $1.38 3,000Expected 2026-12-24 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 2026-12-24	Cut Tape $1.38 $1.30 $1.26 $1.23 View Reel $1.08 $1.21 $1.17 $1.14 $1.12 $1.08	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: $3.01 1,620Expected 2027-06-03	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 2027-06-03	$3.01 $2.81 $2.74 $2.68 View $2.61 $2.55	Min.: 1 Mult.: 1	FRAM	SMD/SMT	DFN-8	4 kbit	SPI
EEPROM 512x8 - 2.5V 25LC040/SN Microchip Technology 1: $1.05 551Expected 2026-11-18	Mfr. Part # 25LC040/SN Mouser Part # 579-25LC040SN	Microchip Technology	EEPROM 512x8 - 2.5V	Datasheet	551Expected 2026-11-18	$1.05 $1.04 $0.998 $0.952	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	SOIC-8	4 kbit	SPI
EEPROM Auto 4-Kb MICROWIRE serial EEPROM M93C66-RDW3TP/K STMicroelectronics 1: $0.893 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 $0.893 $0.845 $0.825 $0.809 View Reel $0.672 $0.793 $0.772 $0.756 $0.739 $0.672 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: $0.547 1,100Expected 2026-11-12 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 2026-11-12	$0.547 $0.537 $0.507 $0.461	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	SOIC-8	4 kbit	2-Wire, I2C
EEPROM Serial SPI Bus EEPROM M95040-RDW6TP STMicroelectronics 1: $0.576 3,750Expected 2027-01-21	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 2027-01-21	Cut Tape $0.576 $0.566 $0.552 $0.54 View Reel $0.441 $0.528 $0.514 $0.503 $0.491 $0.441 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: $0.605 4,680Expected 2026-12-21	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 2026-12-21	Cut Tape $0.605 $0.57 $0.556 $0.546 View Reel $0.458 $0.534 $0.518 $0.507 $0.487 $0.458 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: $0.634 2,493Expected 2026-12-07	Mfr. Part # 34AA04T-I/ST Mouser Part # 579-34AA04T-I/ST	Microchip Technology	EEPROM 4K Serial EEPROM SPD EEPROM for DDR4	Datasheet	2,493Expected 2026-12-07	Cut Tape $0.634 $0.629 $0.583 Reel $0.569 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: $0.576 5,000Expected 2027-05-10 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 2027-05-10	Cut Tape $0.576 $0.54 $0.526 $0.516 View Reel $0.451 $0.504 $0.49 $0.48 $0.468 $0.451	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: $3.00 970Expected 2027-04-29	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 2027-04-29	$3.00 $2.51 $2.45	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: $1.04 1,807Expected 2027-02-01 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 2027-02-01	Cut Tape $1.04 $0.992 $0.966 $0.946 View Reel $0.825 $0.927 $0.90 $0.878 $0.858 $0.825 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: $0.507 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 $0.507	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: $0.477 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 $0.477	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: $0.547 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	$0.547 $0.537 $0.507	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: $0.605 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	$0.605 $0.599 $0.583 $0.569	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: $0.507 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 $0.507	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: $0.507 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 $0.507	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: $0.415 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 $0.415	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: $0.547 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	$0.547 $0.537 $0.507	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: $0.461 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	$0.461 $0.445 $0.415	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: $0.507 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 $0.507	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: $0.507 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 $0.507	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: $0.415 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 $0.415	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: $0.648 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	$0.648 $0.645 $0.629 $0.599	Min.: 1 Mult.: 1	EEPROM	Through Hole	PDIP-8	4 kbit	2-Wire, I2C
EEPROM 4K Serial EEPROM 512 X 8, 1.8V 24AA044-E/MS Microchip Technology 1: $0.706 Non-Stocked Lead-Time 7 Weeks	Mfr. Part # 24AA044-E/MS Mouser Part # 579-24AA044-E/MS	Microchip Technology	EEPROM 4K Serial EEPROM 512 X 8, 1.8V	Datasheet	Non-Stocked Lead-Time 7 Weeks	$0.706 $0.691 $0.645	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	MSOP-8	4 kbit	2-Wire, I2C