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UDFN-8 Memory ICs

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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 32 Kbit SPI SERIAL EEPROM w/ECC, 8-UDFN T&R, 125C Ext Temp 25CS320T-E/Q4B Microchip Technology 1: $0.59 4,812In Stock New Product	Mfr. Part No. 25CS320T-E/Q4B Mouser Part No 579-25CS320T-E/Q4B New Product	Microchip Technology	EEPROM 32 Kbit SPI SERIAL EEPROM w/ECC, 8-UDFN T&R, 125C Ext Temp Learn More about Microchip Technology microchip 25cs320 eeprom	Datasheet	4,812In Stock	Cut Tape $0.59 $0.582 Reel $0.533 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	32 kbit	SPI
EEPROM 32 Kbit SPI SERIAL EEPROM w/ECC, 8-UDFN T&R, 85C Industrial 25CS320T-I/Q4B Microchip Technology 1: $0.53 4,985In Stock New Product	Mfr. Part No. 25CS320T-I/Q4B Mouser Part No 579-25CS320T-I/Q4B New Product	Microchip Technology	EEPROM 32 Kbit SPI SERIAL EEPROM w/ECC, 8-UDFN T&R, 85C Industrial Learn More about Microchip Technology microchip 25cs320 eeprom	Datasheet	4,985In Stock	Cut Tape $0.53 $0.521 Reel $0.469 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	32 kbit	SPI
EEPROM 128K 3.4MHz I2C SERIAL EEPROM, E-Temp, ECC, UDFN 24CS128T-E/Q4B Microchip Technology 1: $0.52 4,317In Stock New Product	Mfr. Part No. 24CS128T-E/Q4B Mouser Part No 579-24CS128TEQ4B New Product	Microchip Technology	EEPROM 128K 3.4MHz I2C SERIAL EEPROM, E-Temp, ECC, UDFN Learn More about Microchip Technology microchip 24cs128 128kb i2c serial eeproms	Datasheet	4,317In Stock	Cut Tape $0.52 $0.512 $0.49 $0.48 Reel $0.469 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	128 kbit	I2C
EEPROM 64K 3.4MHz I2C SERIAL EEPROM, E-Temp, ECC, UDFN 24CS64T-E/Q4B Microchip Technology 1: $0.45 4,990In Stock New Product	Mfr. Part No. 24CS64T-E/Q4B Mouser Part No 579-24CS64T-E/Q4B New Product	Microchip Technology	EEPROM 64K 3.4MHz I2C SERIAL EEPROM, E-Temp, ECC, UDFN Learn More about Microchip Technology microchip 24cs64 64kb i2c serial eeproms	Datasheet	4,990In Stock	Cut Tape $0.45 $0.448 $0.437 $0.426 Reel $0.416 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	64 kbit	I2C
EEPROM 64Kb SPI SERIAL EEPROM w/ECC, 8-UDFN T&R, 125C Industrial 25CS640T-E/Q4B Microchip Technology 1: $0.69 4,700In Stock	Mfr. Part No. 25CS640T-E/Q4B Mouser Part No 579-25CS640T-E/Q4B	Microchip Technology	EEPROM 64Kb SPI SERIAL EEPROM w/ECC, 8-UDFN T&R, 125C Industrial Learn More about Microchip Technology microchip 25cs640 eeproms	Datasheet	4,700In Stock	Cut Tape $0.69 $0.689 Reel $0.629 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	64 kbit	SPI
EEPROM 128K 3.4MHz I2C SERIAL EEPROM, I-Temp, ECC, UDFN 24CS128T-I/Q4B Microchip Technology 1: $0.45 4,731In Stock New Product	Mfr. Part No. 24CS128T-I/Q4B Mouser Part No 579-24CS128TIQ4B New Product	Microchip Technology	EEPROM 128K 3.4MHz I2C SERIAL EEPROM, I-Temp, ECC, UDFN Learn More about Microchip Technology microchip 24cs128 128kb i2c serial eeproms	Datasheet	4,731In Stock	Cut Tape $0.45 $0.448 $0.437 $0.426 Reel $0.416 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	128 kbit	I2C
EEPROM 64Kb SPI SERIAL EEPROM w/ECC, 8-UDFN T&R, 85C 25CS640T-I/Q4B Microchip Technology 1: $0.63 6,378In Stock	Mfr. Part No. 25CS640T-I/Q4B Mouser Part No 579-25CS640T-I/Q4B	Microchip Technology	EEPROM 64Kb SPI SERIAL EEPROM w/ECC, 8-UDFN T&R, 85C Learn More about Microchip Technology microchip 25cs640 eeproms	Datasheet	6,378In Stock	Cut Tape $0.63 $0.628 Reel $0.576 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	64 kbit	SPI
EEPROM 2.5-5.5v, 5MHz, Auto Grade1, 8-UDFN AT25256B-MAPDGV-T Microchip Technology 5,000: $1.50 5,000In Stock	Mfr. Part No. AT25256B-MAPDGV-T Mouser Part No 579-AT25256BMAPDGVT	Microchip Technology	EEPROM 2.5-5.5v, 5MHz, Auto Grade1, 8-UDFN	Datasheet	5,000In Stock	Reel $1.50	Min.: 5,000 Mult.: 5,000 : 5,000	EEPROM	SMD/SMT	UDFN-8	256 kbit	SPI
EEPROM 32K 3.4MHz I2C SERIAL EEPROM, I-Temp, ECC, UDFN 24CS32T-I/Q4B Microchip Technology 1: $0.35 4,883In Stock New Product	Mfr. Part No. 24CS32T-I/Q4B Mouser Part No 579-24CS32T-I/Q4B New Product	Microchip Technology	EEPROM 32K 3.4MHz I2C SERIAL EEPROM, I-Temp, ECC, UDFN Learn More about Microchip Technology microchip 24cs32 32kb i2c serial eeproms	Datasheet	4,883In Stock	Cut Tape $0.35 $0.341 $0.331 Reel $0.32 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	32 kbit	I2C
EEPROM 64K 3.4MHz I2C SERIAL EEPROM, I-Temp, ECC, UDFN 24CS64T-I/Q4B Microchip Technology 1: $0.39 4,610In Stock New Product	Mfr. Part No. 24CS64T-I/Q4B Mouser Part No 579-24CS64T-I/Q4B New Product	Microchip Technology	EEPROM 64K 3.4MHz I2C SERIAL EEPROM, I-Temp, ECC, UDFN Learn More about Microchip Technology microchip 24cs64 64kb i2c serial eeproms	Datasheet	4,610In Stock	Cut Tape $0.39 $0.384 $0.373 $0.363 Reel $0.352 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	64 kbit	I2C
EEPROM 1Mbit 3.4MHz I2C SERIAL EEPROM, E-Temp, ECC, UDFN 24CSM01T-E/Q4B Microchip Technology 1: $1.18 1,906In Stock 10,000Expected 28/12/2026	Mfr. Part No. 24CSM01T-E/Q4B Mouser Part No 579-24CSM01T-E/Q4B	Microchip Technology	EEPROM 1Mbit 3.4MHz I2C SERIAL EEPROM, E-Temp, ECC, UDFN Learn More about Microchip Technology microchip 24csm01 eeproms	Datasheet	1,906In Stock 10,000Expected 28/12/2026	Cut Tape $1.18 $1.13 $1.11 Reel $1.09 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	1 Mbit	I2C
EEPROM 1Mbit 3.4MHz I2C SERIAL EEPROM, I-Temp, ECC, UDFN 24CSM01T-I/Q4B Microchip Technology 1: $1.11 3,520In Stock 10,000Expected 04/01/2027	Mfr. Part No. 24CSM01T-I/Q4B Mouser Part No 579-24CSM01T-I/Q4B	Microchip Technology	EEPROM 1Mbit 3.4MHz I2C SERIAL EEPROM, I-Temp, ECC, UDFN Learn More about Microchip Technology microchip 24csm01 eeproms	Datasheet	3,520In Stock 10,000Expected 04/01/2027	Cut Tape $1.11 $1.07 $1.05 Reel $1.03 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	1 Mbit	I2C
EEPROM 64 Kbit I2C Serial EEPROM with Software Write Protection, Industrial Temp 24CW640T-I/Q4B Microchip Technology 1: $0.48 4,783In Stock	Mfr. Part No. 24CW640T-I/Q4B Mouser Part No 579-24CW640T-I/Q4B	Microchip Technology	EEPROM 64 Kbit I2C Serial EEPROM with Software Write Protection, Industrial Temp Learn More about Microchip Technology microchip 24cw i2c eeprom	Datasheet	4,783In Stock	Cut Tape $0.48 $0.459 Reel $0.437 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	64 kbit	I2C
EEPROM 512KB SPI SER CMOS EEPROM CAT25512HU5E-GT3 onsemi 1: $1.23 2,747In Stock	Mfr. Part No. CAT25512HU5E-GT3 Mouser Part No 863-CAT25512HU5E-GT3	onsemi	EEPROM 512KB SPI SER CMOS EEPROM Learn More about onsemi cat25x spi serial eeproms	Datasheet	2,747In Stock	Cut Tape $1.23 $1.15 $1.12 $1.10 View Reel $0.88 $1.07 $1.04 $1.02 $0.988 $0.88	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	UDFN-8	512 kbit	SPI
EEPROM PB/HALO free NiPdAu, 1.7V AT24C02C-MAHM-T Microchip Technology 1: $0.33 77,532In Stock	Mfr. Part No. AT24C02C-MAHM-T Mouser Part No 556-AT24C02C-MAHM-T	Microchip Technology	EEPROM PB/HALO free NiPdAu, 1.7V	Datasheet	77,532In Stock	Cut Tape $0.33 $0.322 Reel $0.299 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	2 kbit	2-Wire, I2C
EEPROM 256Kbit; SPI Bus High Spd; Mode 0 & 3 AT25256B-MAHL-T Microchip Technology 5,000: $0.927 15,000In Stock	Mfr. Part No. AT25256B-MAHL-T Mouser Part No 556-AT25256B-MAHL-T	Microchip Technology	EEPROM 256Kbit; SPI Bus High Spd; Mode 0 & 3	Datasheet	15,000In Stock	Reel $0.927	Min.: 5,000 Mult.: 5,000 : 5,000	EEPROM	SMD/SMT	UDFN-8	256 kbit	3-Wire, SPI
EEPROM 64KB I2C SER EEPROM MUX CAT24C64HU4I-GT3 onsemi 1: $0.64 263,547In Stock	Mfr. Part No. CAT24C64HU4I-GT3 Mouser Part No 863-CAT24C64HU4I-GT3	onsemi	EEPROM 64KB I2C SER EEPROM MUX Learn More about onsemi cat24c64 i2c cmos serial eeproms	Datasheet	263,547In Stock	Cut Tape $0.64 $0.597 $0.582 $0.57 View Reel $0.47 $0.558 $0.541 $0.529 $0.517 $0.47 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	UDFN-8	64 kbit	2-Wire, I2C
EEPROM 1MB I2C SERIAL EEPROM CAT24M01HU5I-GT3 onsemi 1: $1.33 35,607In Stock	Mfr. Part No. CAT24M01HU5I-GT3 Mouser Part No 863-CAT24M01HU5I-GT3	onsemi	EEPROM 1MB I2C SERIAL EEPROM Learn More about onsemi oncmos	Datasheet	35,607In Stock	Cut Tape $1.33 $1.28 $1.23 $1.17 View Reel $0.924 $1.15 $1.11 $1.08 $1.03 $0.924 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EEPROM	SMD/SMT	UDFN-8	1 Mbit	2-Wire, I2C
NOR Flash 1 Mbit, Wide Vcc (1.7V to 3.6V), -40C to 85C, DFN 2x3 (Tape & Reel), Single, Dual SPI NOR flash AT25DF011-MAHN-T Renesas / Dialog 1: $1.63 16,601In Stock	Mfr. Part No. AT25DF011-MAHN-T Mouser Part No 988-AT25DF011-MAHN-T	Renesas / Dialog	NOR Flash 1 Mbit, Wide Vcc (1.7V to 3.6V), -40C to 85C, DFN 2x3 (Tape & Reel), Single, Dual SPI NOR flash Learn More about Renesas / Dialog renesas dialog dual quad memory	Datasheet	16,601In Stock	Cut Tape $1.63 $1.53 $1.48 $1.45 View Reel $1.21 $1.40 $1.37 $1.34 $1.21 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	NOR Flash	SMD/SMT	UDFN-8	1 Mbit	SPI
NOR Flash 32 Mbit, 3.0V (2.7V to 3.6V), -40C to 85C, DFN 5x6 (Tape & Reel), Single, Dual, Quad SPI NOR flash AT25SF321B-MHB-T Renesas / Dialog 1: $1.58 20,708In Stock	Mfr. Part No. AT25SF321B-MHB-T Mouser Part No 988-AT25SF321B-MHB-T	Renesas / Dialog	NOR Flash 32 Mbit, 3.0V (2.7V to 3.6V), -40C to 85C, DFN 5x6 (Tape & Reel), Single, Dual, Quad SPI NOR flash	Datasheet	20,708In Stock	Cut Tape $1.58 $1.48 $1.44 $1.41 View Reel $1.24 $1.38 $1.34 $1.30 $1.27 $1.24 $1.24 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	NOR Flash	SMD/SMT	UDFN-8	32 Mbit	SPI
NOR Flash 64 Mbit, Wide Vcc (1.7V to 3.6V), -40C to 85C, 264 Byte Binary Page Mode, DFN 5x6 (Tape & Reel), Single SPI DataFlash AT45DB641E-MHN-T Renesas / Dialog 1: $8.04 3,174In Stock	Mfr. Part No. AT45DB641E-MHN-T Mouser Part No 988-AT45DB641E-MHN-T	Renesas / Dialog	NOR Flash 64 Mbit, Wide Vcc (1.7V to 3.6V), -40C to 85C, 264 Byte Binary Page Mode, DFN 5x6 (Tape & Reel), Single SPI DataFlash Learn More about Renesas / Dialog renesas dialog dataflash	Datasheet	3,174In Stock	Cut Tape $8.04 $7.48 $7.26 $7.09 View Reel $6.07 $6.92 $6.69 $6.52 $6.36 $6.07 $6.07 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	NOR Flash	SMD/SMT	UDFN-8	64 Mbit	SPI
NOR Flash 64 Mbit, Wide Vcc (1.7V to 3.6V), -40C to 85C, 264 Byte Binary Page Mode, DFN 5x6 (Tray), Single SPI DataFlash AT45DB641E-MHN-Y Renesas / Dialog 1: $8.04 11,232In Stock	Mfr. Part No. AT45DB641E-MHN-Y Mouser Part No 988-AT45DB641E-MHN-Y	Renesas / Dialog	NOR Flash 64 Mbit, Wide Vcc (1.7V to 3.6V), -40C to 85C, 264 Byte Binary Page Mode, DFN 5x6 (Tray), Single SPI DataFlash Learn More about Renesas / Dialog renesas dialog dataflash	Datasheet	11,232In Stock	$8.04 $7.48 $7.26 $7.09 View $6.92 $6.69 $6.51 $6.34 Quote	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	UDFN-8	64 Mbit	SPI
EEPROM SEEPROM I2C 1.7-3.6V 1MHz Ind Tmp AT24C01D-MAHM-T Microchip Technology 1: $0.27 12,897In Stock 25,000Expected 11/01/2027	Mfr. Part No. AT24C01D-MAHM-T Mouser Part No 556-AT24C01D-MAHM-T	Microchip Technology	EEPROM SEEPROM I2C 1.7-3.6V 1MHz Ind Tmp	Datasheet	12,897In Stock 25,000Expected 11/01/2027	Cut Tape $0.27 $0.261 Reel $0.235 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	1 kbit	2-Wire, I2C
EEPROM PB/HALO free NiPdAu, 1.7V AT24C02D-MAHM-T Microchip Technology 1: $0.28 40,882In Stock	Mfr. Part No. AT24C02D-MAHM-T Mouser Part No 556-AT24C02D-MAHM-T	Microchip Technology	EEPROM PB/HALO free NiPdAu, 1.7V	Datasheet	40,882In Stock	Cut Tape $0.28 $0.277 $0.276 Reel $0.256 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	2 kbit	2-Wire, I2C
EEPROM 1.7-3.6V, 1MHz, Ind Tmp, 8-UDFN AT24C04D-MAHM-T Microchip Technology 1: $0.31 17,699In Stock	Mfr. Part No. AT24C04D-MAHM-T Mouser Part No 556-AT24C04D-MAHM-T	Microchip Technology	EEPROM 1.7-3.6V, 1MHz, Ind Tmp, 8-UDFN	Datasheet	17,699In Stock	Cut Tape $0.31 $0.306 Reel $0.277 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	EEPROM	SMD/SMT	UDFN-8	4 kbit	2-Wire, I2C

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UDFN-8 Memory ICs

Types of Memory ICs

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