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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 4K (512 X 8) SPI, 1.8V AT25040B-MAHL-T Microchip Technology 5,000: $0.467 5,000In Stock	Mfr. Part # AT25040B-MAHL-T Mouser Part # 556-AT25040B-MAHL-T	Microchip Technology	EEPROM 4K (512 X 8) SPI, 1.8V	Datasheet	5,000In Stock	Reel $0.467	Min.: 5,000 Mult.: 5,000 : 5,000	EEPROM	SMD/SMT	UDFN-8	4 kbit	3-Wire, SPI
EEPROM 256x16 93LC66BT-E/ST Microchip Technology 1: $0.689 2,170In Stock	Mfr. Part # 93LC66BT-E/ST Mouser Part # 579-93LC66BT-E/ST	Microchip Technology	EEPROM 256x16	Datasheet	2,170In Stock	Cut Tape $0.689 $0.677 $0.649 Reel $0.632 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	EEPROM	SMD/SMT	TSSOP-8	4 kbit	3-Wire, Microwire
EEPROM 4Kb I2C EEPROM, 1MHz 1.7-5.5V, 8-UDFN, IND W/HALF ARRAY WP 24FC04HT-I/MUY Microchip Technology 1: $0.377 9,320In Stock	Mfr. Part # 24FC04HT-I/MUY Mouser Part # 579-24FC04HT-I/MUY	Microchip Technology	EEPROM 4Kb I2C EEPROM, 1MHz 1.7-5.5V, 8-UDFN, IND W/HALF ARRAY WP Learn More about Microchip Technology microchip 24aa04 24lc04b 24fc04 eeproms	Datasheet	9,320In Stock	Cut Tape $0.377 $0.374 Reel $0.319 $0.312	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	4 kbit	2-Wire, I2C
EEPROM 4Kb I2C EEPROM, 1MHz 1.7-5.5V, 8-SOIC 24FC04T-E/SN Microchip Technology 1: $0.39 4,130In Stock	Mfr. Part # 24FC04T-E/SN Mouser Part # 579-24FC04T-E/SN	Microchip Technology	EEPROM 4Kb I2C EEPROM, 1MHz 1.7-5.5V, 8-SOIC Learn More about Microchip Technology microchip 24aa04 24lc04b 24fc04 eeproms	Datasheet	4,130In Stock	Cut Tape $0.39 $0.377 $0.364 Reel $0.364	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	SOIC-8	4 kbit	2-Wire, I2C
EEPROM 512x8 - 2.5V 24LC04B-E/ST Microchip Technology 1: $0.598 2,256In Stock	Mfr. Part # 24LC04B-E/ST Mouser Part # 579-24LC04B-E/ST	Microchip Technology	EEPROM 512x8 - 2.5V Learn More about Microchip Technology microchip 24aa04 24lc04b 24fc04 eeproms	Datasheet	2,256In Stock	$0.598 $0.589	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	TSSOP-8	4 kbit	2-Wire, I2C
EEPROM 4K 512X8 1.8V SER EE IND 25AA040A-I/MS Microchip Technology 1: $0.767 1,671In Stock	Mfr. Part # 25AA040A-I/MS Mouser Part # 579-25AA040A-I/MS	Microchip Technology	EEPROM 4K 512X8 1.8V SER EE IND	Datasheet	1,671In Stock	$0.767 $0.764 $0.762 $0.729 $0.722	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	MSOP-8	4 kbit	SPI
EEPROM 4K 512X8 2.5V SERIAL EE IND 11LC040T-I/TT Microchip Technology 1: $0.416 3,152In Stock	Mfr. Part # 11LC040T-I/TT Mouser Part # 579-11LC040T-I/TT	Microchip Technology	EEPROM 4K 512X8 2.5V SERIAL EE IND Learn More about Microchip Technology microchip_unio	Datasheet	3,152In Stock	Cut Tape $0.416 $0.40 Reel $0.351 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	SOT-23-3	4 kbit	UNI/O Bus
EEPROM 512x8 - 2.5V 24LC04BT-I/ST Microchip Technology 1: $0.52 3,589In Stock	Mfr. Part # 24LC04BT-I/ST Mouser Part # 579-24LC04BT-I/ST	Microchip Technology	EEPROM 512x8 - 2.5V Learn More about Microchip Technology microchip 24aa04 24lc04b 24fc04 eeproms	Datasheet	3,589In Stock	Cut Tape $0.52 $0.517 Reel $0.473 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	EEPROM	SMD/SMT	TSSOP-8	4 kbit	2-Wire, I2C
EEPROM 4Kb I2C EEPROM, 1MHz 1.7-5.5V, 8-UDFN 24FC04T-I/MUY Microchip Technology 1: $0.325 4,347In Stock	Mfr. Part # 24FC04T-I/MUY Mouser Part # 579-24FC04T-I/MUY	Microchip Technology	EEPROM 4Kb I2C EEPROM, 1MHz 1.7-5.5V, 8-UDFN Learn More about Microchip Technology microchip 24aa04 24lc04b 24fc04 eeproms	Datasheet	4,347In Stock	Cut Tape $0.325 $0.324 $0.32 $0.319 Reel $0.312	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	4 kbit	2-Wire, I2C
EEPROM 512x8 - 2.5V 24LC04B-I/ST Microchip Technology 1: $0.481 2,017In Stock	Mfr. Part # 24LC04B-I/ST Mouser Part # 579-24LC04B-I/ST	Microchip Technology	EEPROM 512x8 - 2.5V Learn More about Microchip Technology microchip 24aa04 24lc04b 24fc04 eeproms	Datasheet	2,017In Stock	$0.481 $0.473	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	TSSOP-8	4 kbit	2-Wire, I2C
EEPROM 4K 512X8 2.5V SER EE IND 25LC040AT-I/ST Microchip Technology 1: $0.845 2,089In Stock	Mfr. Part # 25LC040AT-I/ST Mouser Part # 579-25LC040AT-I/ST	Microchip Technology	EEPROM 4K 512X8 2.5V SER EE IND	Datasheet	2,089In Stock	Cut Tape $0.845 $0.836 $0.767 $0.764 Reel $0.728 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	EEPROM	SMD/SMT	TSSOP-8	4 kbit	SPI
EEPROM 1-W 4KB EEPROM W/SHA-256 SFN DS28E25G+T Analog Devices / Maxim Integrated 1: $3.78 2,012In Stock	Mfr. Part # DS28E25G+T Mouser Part # 700-DS28E25G+T	Analog Devices / Maxim Integrated	EEPROM 1-W 4KB EEPROM W/SHA-256 SFN	Datasheet	2,012In Stock	Cut Tape $3.78 $3.71 $3.63 $3.55 View $3.50 $3.45 $3.39 $3.34 MouseReel Available	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	SFN-2	4 kbit	1-Wire
EEPROM 4K Serial EEPROM SPD EEPROM for DDR4 34AA04-I/P Microchip Technology 1: $0.624 566In Stock	Mfr. Part # 34AA04-I/P Mouser Part # 579-34AA04-I/P	Microchip Technology	EEPROM 4K Serial EEPROM SPD EEPROM for DDR4	Datasheet	566In Stock	$0.624 $0.595 $0.582	Min.: 1 Mult.: 1	EEPROM	Through Hole	PDIP-8	4 kbit	2-Wire, I2C
EEPROM 4K Serial EEPROM SPD EEPROM for DDR4 34AA04T-E/SN Microchip Technology 1: $0.598 3,132In Stock	Mfr. Part # 34AA04T-E/SN Mouser Part # 579-34AA04T-E/SN	Microchip Technology	EEPROM 4K Serial EEPROM SPD EEPROM for DDR4	Datasheet	3,132In Stock	Cut Tape $0.598 $0.595 $0.582 Reel $0.568 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	SOIC-8	4 kbit	2-Wire, I2C
EEPROM 4KB SPI SER CMOS EEPROM NV25040MUW3VTBG onsemi 1: $0.429 2,899In Stock	Mfr. Part # NV25040MUW3VTBG Mouser Part # 863-NV25040MUW3VTBG	onsemi	EEPROM 4KB SPI SER CMOS EEPROM Learn More about onsemi nv25xx0 automotive grade0 eeprom	Datasheet	2,899In Stock	Cut Tape $0.429 $0.404 $0.395 $0.387 View Reel $0.338 $0.378 $0.368 $0.36 $0.351 $0.338 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	UDFN-8	4 kbit	SPI
EEPROM 4K Serial EEPROM SPD EEPROM for DDR4 34AA04-E/SN Microchip Technology 1: $0.598 923In Stock	Mfr. Part # 34AA04-E/SN Mouser Part # 579-34AA04-E/SN	Microchip Technology	EEPROM 4K Serial EEPROM SPD EEPROM for DDR4	Datasheet	923In Stock	$0.598 $0.595 $0.582 $0.568	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	SOIC-8	4 kbit	2-Wire, I2C
EEPROM 512x8 93LC66A-E/P Microchip Technology 1: $0.754 578In Stock	Mfr. Part # 93LC66A-E/P Mouser Part # 579-93LC66A-E/P	Microchip Technology	EEPROM 512x8	Datasheet	578In Stock	$0.754 $0.749 $0.735 $0.679	Min.: 1 Mult.: 1	EEPROM	Through Hole	PDIP-8	4 kbit	3-Wire, Microwire
EEPROM 4K 256X16 SER EE 1.8V IND 93AA66BT-I/MC Microchip Technology 1: $0.663 260In Stock	Mfr. Part # 93AA66BT-I/MC Mouser Part # 579-93AA66BT-I/MC	Microchip Technology	EEPROM 4K 256X16 SER EE 1.8V IND	Datasheet	260In Stock	Cut Tape $0.663 $0.657 Reel $0.582 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	DFN-8	4 kbit	3-Wire, Microwire
EEPROM 4K Serial EEPROM SPD EEPROM for DDR4 34AA04T-I/SN Microchip Technology 1: $0.494 776In Stock 3,300Expected 11/30/2026	Mfr. Part # 34AA04T-I/SN Mouser Part # 579-34AA04T-I/SN	Microchip Technology	EEPROM 4K Serial EEPROM SPD EEPROM for DDR4	Datasheet	776In Stock 3,300Expected 11/30/2026	Cut Tape $0.494 $0.485 $0.472 Reel $0.458 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	SOIC-8	4 kbit	2-Wire, I2C
EEPROM 256x16 - 1.8V 93AA66B-I/ST Microchip Technology 1: $0.572 586In Stock	Mfr. Part # 93AA66B-I/ST Mouser Part # 579-93AA66B-I/ST	Microchip Technology	EEPROM 256x16 - 1.8V	Datasheet	586In Stock	$0.572 $0.568 $0.527 $0.514	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	TSSOP-8	4 kbit	3-Wire, Microwire
EEPROM 256x16 93LC66B-E/MS Microchip Technology 1: $0.676 634In Stock	Mfr. Part # 93LC66B-E/MS Mouser Part # 579-93LC66B-E/MS	Microchip Technology	EEPROM 256x16	Datasheet	634In Stock	$0.676 $0.666 $0.651 $0.624	Min.: 1 Mult.: 1	EEPROM	SMD/SMT	MSOP-8	4 kbit	3-Wire, Microwire
EEPROM 256x16 - 1.8V 93AA66B-I/P Microchip Technology 1: $0.624 948In Stock	Mfr. Part # 93AA66B-I/P Mouser Part # 579-93AA66B-I/P	Microchip Technology	EEPROM 256x16 - 1.8V	Datasheet	948In Stock	$0.624 $0.595 $0.582	Min.: 1 Mult.: 1	EEPROM	Through Hole	PDIP-8	4 kbit	3-Wire, Microwire
EEPROM 4-Kb SPI bus EEPROM w/ hi-spd clock M95040-DFDW6TP STMicroelectronics 1: $0.507 3,868In Stock	Mfr. Part # M95040-DFDW6TP Mouser Part # 511-M95040-DFDW6TP	STMicroelectronics	EEPROM 4-Kb SPI bus EEPROM w/ hi-spd clock	Datasheet	3,868In Stock	Cut Tape $0.507 $0.482 $0.469 $0.46 View Reel $0.348 $0.45 $0.437 $0.428 $0.417 $0.348 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	EEPROM	SMD/SMT	TSSOP-8	4 kbit	SPI
EEPROM 4K 512X8 SER EE IND 93LC66AT-I/MNY Microchip Technology 1: $0.533 3,156In Stock	Mfr. Part # 93LC66AT-I/MNY Mouser Part # 579-93LC66AT-I/MNY	Microchip Technology	EEPROM 4K 512X8 SER EE IND	Datasheet	3,156In Stock	Cut Tape $0.533 $0.52 Reel $0.491	Min.: 1 Mult.: 1 : 3,300	EEPROM	SMD/SMT	TDFN-8	4 kbit	3-Wire, Microwire
EEPROM 4KB I2C SER EEPROM FOR LOW VCC RANGE NV24C04DTVLT3G onsemi 1: $0.715 2,487In Stock	Mfr. Part # NV24C04DTVLT3G Mouser Part # 863-NV24C04DTVLT3G	onsemi	EEPROM 4KB I2C SER EEPROM FOR LOW VCC RANGE Learn More about onsemi nv24cxx serial i2c automotive eeproms	Datasheet	2,487In Stock	Cut Tape $0.715 $0.667 $0.65 $0.637 View Reel $0.554 $0.623 $0.605 $0.59 $0.577 $0.554 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	TSSOP-8	4 kbit	I2C