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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 (HKD) 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 I2C bus EEPROM M24C04-FMH6TG STMicroelectronics 1: HK$1.97 71,983In Stock	Mfr. Part No. M24C04-FMH6TG Mouser Part No 511-M24C04-FMH6TG	STMicroelectronics	EEPROM 4 Kbit serial I2C bus EEPROM Learn More about STMicroelectronics stm standard products	Datasheet	71,983In Stock	Cut Tape HK$1.97 HK$1.84 HK$1.79 HK$1.76 View Reel HK$1.51 HK$1.73 HK$1.68 HK$1.64 HK$1.60 HK$1.51 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UFDFPN-5	4 kbit	2-Wire, I2C
EEPROM 4K (512x8 or 256x16) M93C66-WDW6TP STMicroelectronics 1: HK$2.22 13,998In Stock	Mfr. Part No. M93C66-WDW6TP Mouser Part No 511-M93C66-WDW6TP	STMicroelectronics	EEPROM 4K (512x8 or 256x16) Learn More about STMicroelectronics stm standard products	Datasheet	13,998In Stock	Cut Tape HK$2.22 HK$2.06 HK$2.02 HK$1.98 HK$1.94 Reel HK$1.86 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	EEPROM	SMD/SMT	TSSOP-8	4 kbit	3-Wire, Microwire
EEPROM 4-Kbit serial SPI bus EEPROM with high speed clock 105°C operation M95040-DRDW8TP/K STMicroelectronics 1: HK$4.03 7,902In Stock	Mfr. Part No. M95040-DRDW8TP/K Mouser Part No 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	7,902In Stock	Cut Tape HK$4.03 HK$3.84 HK$3.73 HK$3.66 View Reel HK$3.16 HK$3.58 HK$3.48 HK$3.39 HK$3.31 HK$3.16 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: HK$2.88 13,631In Stock	Mfr. Part No. AT24C04C-MAHM-T Mouser Part No 556-AT24C04C-MAHM-T	Microchip Technology	EEPROM 4K (512x8) 2-WIRE NiPdAu, 1.7V	Datasheet	13,631In Stock	Cut Tape HK$2.88 HK$2.80 HK$2.77 Reel HK$2.63 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: HK$2.55 15,914In Stock	Mfr. Part No. AT24C04C-SSHM-T Mouser Part No 556-AT24C04C-SSHM-T	Microchip Technology	EEPROM 4K (512x8) 2-WIRE NiPdAu, 1.7V	Datasheet	15,914In Stock	Cut Tape HK$2.55 HK$2.52 Reel HK$2.28 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: HK$2.71 5,909In Stock	Mfr. Part No. AT24C04C-XHM-T Mouser Part No 556-AT24C04C-XHM-T	Microchip Technology	EEPROM 4K (512x8) 2-WIRE NiPdAu, 1.7V	Datasheet	5,909In Stock	Cut Tape HK$2.71 HK$2.65 Reel HK$2.46 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: HK$2.63 5,743In Stock	Mfr. Part No. AT93C66B-SSHM-B Mouser Part No 556-AT93C66B-SSHM-B	Microchip Technology	EEPROM 4K (512x8/256x16) 3-WIRE, NiPdAu, 1.7V	Datasheet	5,743In Stock	HK$2.63 HK$2.54 HK$2.46	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: HK$2.88 5,551In Stock	Mfr. Part No. AT93C66B-XHM-T Mouser Part No 556-AT93C66B-XHM-T	Microchip Technology	EEPROM 4K (512x8/256x16) 3-WIRE, NiPdAu, 1.7V	Datasheet	5,551In Stock	Cut Tape HK$2.88 HK$2.80 HK$2.77 Reel HK$2.63 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: HK$6.33 6,570In Stock	Mfr. Part No. 25LC040AT-E/MC Mouser Part No 579-25LC040AT-E/MC	Microchip Technology	EEPROM 4K 512X8 2.5V SER EE EXT	Datasheet	6,570In Stock	Cut Tape HK$6.33 HK$6.30 HK$6.29 Reel HK$5.87 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: HK$5.34 4,564In Stock	Mfr. Part No. 25LC040AT-E/OT Mouser Part No 579-25LC040AT-E/OT	Microchip Technology	EEPROM 4K 512X8 2.5V SER EE EXT	Datasheet	4,564In Stock	Cut Tape HK$5.34 HK$5.29 Reel HK$4.82 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: HK$2.96 7,797In Stock 9,000Expected 9/11/2026	Mfr. Part No. 93AA66AT-I/OT Mouser Part No 579-93AA66AT-I/OT	Microchip Technology	EEPROM 512x8 - 1.8V	Datasheet	7,797In Stock 9,000Expected 9/11/2026	Cut Tape HK$2.96 HK$2.89 Reel HK$2.54 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: HK$2.96 4,449In Stock	Mfr. Part No. 93AA66BT-I/OT Mouser Part No 579-93AA66BT-I/OT	Microchip Technology	EEPROM 256x16 - 1.8V	Datasheet	4,449In Stock	Cut Tape HK$2.96 HK$2.89 Reel HK$2.54 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: HK$3.12 9,535In Stock	Mfr. Part No. 93AA66C-I/SN Mouser Part No 579-93AA66C-I/SN	Microchip Technology	EEPROM 256x8-128x16 - 1.8V	Datasheet	9,535In Stock	HK$3.12 HK$3.07 HK$2.98 HK$2.89	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: HK$4.19 5,465In Stock 13,200Expected 21/12/2026	Mfr. Part No. 93AA66CT-I/MC Mouser Part No 579-93AA66CT-I/MC	Microchip Technology	EEPROM 4K 256X8 OR 128X16 SER EE 1.8V IND	Datasheet	5,465In Stock 13,200Expected 21/12/2026	Cut Tape HK$4.19 HK$4.15 Reel HK$3.68 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: HK$3.12 15,095In Stock	Mfr. Part No. 93AA66CT-I/SN Mouser Part No 579-93AA66CT-I/SN	Microchip Technology	EEPROM 256x8-128x16 - 1.8V	Datasheet	15,095In Stock	Cut Tape HK$3.12 HK$3.07 HK$3.02 Reel HK$2.89 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: HK$3.37 4,794In Stock	Mfr. Part No. 93AA66CT-I/MNY Mouser Part No 579-93AA66CTIMNY	Microchip Technology	EEPROM 4K 512X8 OR 256X16 SER EE 1.8V IND	Datasheet	4,794In Stock	Cut Tape HK$3.37 HK$3.26 Reel HK$3.05 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: HK$3.12 5,555In Stock	Mfr. Part No. 93LC66AT/SN Mouser Part No 579-93LC66AT/SN	Microchip Technology	EEPROM 512x8	Datasheet	5,555In Stock	Cut Tape HK$3.12 HK$3.07 HK$3.02 Reel HK$2.89 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: HK$2.96 10,071In Stock	Mfr. Part No. 93LC66BT-I/OT Mouser Part No 579-93LC66BT-I/OT	Microchip Technology	EEPROM 256x16	Datasheet	10,071In Stock	Cut Tape HK$2.96 HK$2.89 Reel HK$2.54 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: HK$3.12 7,102In Stock	Mfr. Part No. 93LC66BT-I/SN Mouser Part No 579-93LC66BT-I/SN	Microchip Technology	EEPROM 256x16	Datasheet	7,102In Stock	Cut Tape HK$3.12 HK$3.07 HK$3.02 Reel HK$2.89 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: HK$3.12 5,152In Stock	Mfr. Part No. 93LC66CT-I/SN Mouser Part No 579-93LC66CT-I/SN	Microchip Technology	EEPROM 128x8 Or 64x16	Datasheet	5,152In Stock	Cut Tape HK$3.12 HK$3.07 HK$3.02 Reel HK$2.89 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: HK$3.37 26,654In Stock	Mfr. Part No. CAT24C04YI-GT3 Mouser Part No 698-CAT24C04YI-GT3	onsemi	EEPROM 4K-Bit I2C Serial EEPROM Learn More about onsemi cat24cx i2c serial eeproms	Datasheet	26,654In Stock	Cut Tape HK$3.37 HK$3.16 HK$3.08 HK$3.02 View Reel HK$2.64 HK$2.96 HK$2.87 HK$2.80 HK$2.74 HK$2.64 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3,000 : 3,000	EEPROM	SMD/SMT	TSSOP-8	4 kbit	2-Wire, I2C
EEPROM 4K-Bit SPI Serial CAT25040VP2I-GT3 onsemi 1: HK$4.27 11,605In Stock	Mfr. Part No. CAT25040VP2I-GT3 Mouser Part No 698-CAT25040VP2I-GT3	onsemi	EEPROM 4K-Bit SPI Serial	Datasheet	11,605In Stock	Cut Tape HK$4.27 HK$4.08 HK$3.97 HK$3.89 View Reel HK$3.39 HK$3.81 HK$3.69 HK$3.61 HK$3.53 HK$3.39 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: HK$20.80 1,850In Stock	Mfr. Part No. CY15B004J-SXA Mouser Part No 727-CY15B004J-SXA	Infineon Technologies	F-RAM F-RAM Memory Serial	Datasheet	1,850In Stock	HK$20.80 HK$19.40 HK$18.82 HK$18.41 View HK$18.00 HK$17.43 HK$17.18 HK$16.69 HK$16.11	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 kbit	I2C
F-RAM F-RAM Memory Serial CY15B004J-SXE Infineon Technologies 1: HK$24.08 826In Stock	Mfr. Part No. CY15B004J-SXE Mouser Part No 727-CY15B004J-SXE	Infineon Technologies	F-RAM F-RAM Memory Serial	Datasheet	826In Stock	HK$24.08 HK$22.61 HK$21.95 HK$20.96 View HK$20.47 HK$20.14 HK$19.56 HK$19.15	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 kbit	I2C
F-RAM F-RAM Memory Serial CY15B004Q-SXE Infineon Technologies 1: HK$23.26 1,956In Stock 1,940Expected 5/11/2026	Mfr. Part No. CY15B004Q-SXE Mouser Part No 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 5/11/2026	HK$23.26 HK$21.78 HK$21.21 HK$20.22 View HK$19.73 HK$19.48 HK$18.58 HK$16.69 HK$16.28	Min.: 1 Mult.: 1	FRAM	SMD/SMT	SOIC-8	4 kbit	SPI