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4 bit Memory ICs

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Data Bus Width = 4 bit

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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
NOR Flash Serial NOR 3V 512Mbit x4 I/O SOP-16 RPMC MX77L51250FMI42-TB Macronix 1: $11.01 56In Stock	Mfr. Part # MX77L51250FMI42-TB Mouser Part # 95-77L51250FMI42TB	Macronix	NOR Flash Serial NOR 3V 512Mbit x4 I/O SOP-16 RPMC		56In Stock	$11.01 $10.23 $7.96 $7.95 $6.63	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	SOP-16	512 Mbit	SPI
DRAM 256Mb, 3.3V, 143Mhz 64M x 4 SDRAM AS4C64M4SA-7TCN Alliance Memory 1: $18.35 99In Stock	Mfr. Part # AS4C64M4SA-7TCN Mouser Part # 913-AS4C64M4SA7TCN	Alliance Memory	DRAM 256Mb, 3.3V, 143Mhz 64M x 4 SDRAM	Datasheet	99In Stock	$18.35 $17.02 $16.48 $15.70 View $15.31 $15.08 $14.70	Min.: 1 Mult.: 1	DRAM	SMD/SMT	TSOP-II-54	256 Mbit
NOR Flash Serial NOR 3V 128Mbit x4 I/O SOP-8 209mil MX25L12833FM2I-10G-TR Macronix 1: $6.77 5,361On Order	Mfr. Part # MX25L12833FM2I-10G-TR Mouser Part # 95-25L12833FM2I1TR	Macronix	NOR Flash Serial NOR 3V 128Mbit x4 I/O SOP-8 209mil	Datasheet	5,361On Order On Order Ship Dates Mfr. #: MX25L12833FM2I-10G-TR Stock: 0 On Order: 1,361 Expected 12/31/2026 4,000 Expected 1/5/2027 Factory Lead-Time: 52 Weeks	Cut Tape $6.77 $6.31 $6.12 $5.84 $5.70 Reel $5.70 MouseReel Available	Min.: 1 Mult.: 1 Max.: 100 : 2,000	NOR Flash	SMD/SMT	SOP-8	128 Mbit	SPI
NOR Flash Serial NOR 3V 256Mbit x4 I/O SOP-8 209mil MX25L25645GM2I-08G-TR Macronix 1: $9.32 8,999On Order	Mfr. Part # MX25L25645GM2I-08G-TR Mouser Part # 95-25L25645GM2I0TR	Macronix	NOR Flash Serial NOR 3V 256Mbit x4 I/O SOP-8 209mil	Datasheet	8,999On Order	Cut Tape $9.32 $8.66 $8.40 $8.20 View Reel $7.26 $8.00 $7.56 $7.54 $7.26 $7.26 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	NOR Flash	SMD/SMT	SOP-8	256 Mbit	SPI
NOR Flash Serial NOR 3V 256Mbit x4 I/O SOP-16 MX25L25645GMI-08G-TR Macronix 1: $8.35 7,756On Order	Mfr. Part # MX25L25645GMI-08G-TR Mouser Part # 95-25L25645GMI08TR	Macronix	NOR Flash Serial NOR 3V 256Mbit x4 I/O SOP-16	Datasheet	7,756On Order	Cut Tape $8.35 $7.76 $7.48 $7.30 View Reel $6.53 $7.15 $6.83 $6.76 $6.53 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	NOR Flash	SMD/SMT	SOP-16	256 Mbit	SPI
NOR Flash Serial NOR 3V 256Mbit x4 I/O BGA-24 MX25L25645GXDI-08G-TR Macronix 1: $11.52 3,374On Order	Mfr. Part # MX25L25645GXDI-08G-TR Mouser Part # 95-25L25645GXDI0TR	Macronix	NOR Flash Serial NOR 3V 256Mbit x4 I/O BGA-24	Datasheet	3,374On Order	Cut Tape $11.52 $10.70 $10.37 $10.12 View Reel $9.43 $9.68 $9.43 $9.43 MouseReel Available	Min.: 1 Mult.: 1 Max.: 250 : 2,000	NOR Flash	SMD/SMT	BGA-24	256 Mbit	SPI
NOR Flash Serial NOR 3V 256Mbit x4 I/O WSON-8 8x6mm MX25L25645GZ2I-08G Macronix 1: $9.91 2,970On Order	Mfr. Part # MX25L25645GZ2I-08G Mouser Part # 95-25L25645GZ2I0TR	Macronix	NOR Flash Serial NOR 3V 256Mbit x4 I/O WSON-8 8x6mm	Datasheet	2,970On Order	Cut Tape $9.91 $9.22 $8.94 $8.72 View Reel $7.71 $8.51 $8.04 $8.02 $7.72 $7.71 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	NOR Flash	SMD/SMT	WSON-8	256 Mbit	SPI
NOR Flash Serial NOR 3V 256Mbit x4 I/O WSON-8 6x5mm MX25L25645GZNI-08G-TR Macronix 1: $9.91 9,931On Order	Mfr. Part # MX25L25645GZNI-08G-TR Mouser Part # 95-25L25645GZNI0TR	Macronix	NOR Flash Serial NOR 3V 256Mbit x4 I/O WSON-8 6x5mm	Datasheet	9,931On Order	Cut Tape $9.91 $9.22 $8.94 $8.72 View Reel $7.71 $8.51 $8.04 $8.02 $7.72 $7.71 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	NOR Flash	SMD/SMT	WSON-8	256 Mbit	SPI
NOR Flash Serial NOR 3V 256Mbit x4 I/O SOP-8 209mil QE=1 MX25L25673GM2I-08G-TR Macronix 1: $9.33 3,995On Order	Mfr. Part # MX25L25673GM2I-08G-TR Mouser Part # 95-25L25673GM2I0TR	Macronix	NOR Flash Serial NOR 3V 256Mbit x4 I/O SOP-8 209mil QE=1	Datasheet	3,995On Order	Cut Tape $9.33 $8.67 $8.41 $8.21 $8.01 Reel $8.01 MouseReel Available	Min.: 1 Mult.: 1 Max.: 100 : 2,000	NOR Flash	SMD/SMT	SOP-8	256 Mbit	SPI
NOR Flash Serial NOR 3V 256Mbit x4 I/O WSON-8 6x5mm QE=1 MX25L25673GZNI-08G-T Macronix 1: $8.32 5,450On Order	Mfr. Part # MX25L25673GZNI-08G-T Mouser Part # 95-25L25673GZNI08T	Macronix	NOR Flash Serial NOR 3V 256Mbit x4 I/O WSON-8 6x5mm QE=1	Datasheet	5,450On Order	$8.32 $7.75 $7.51 $7.33 View $7.16 $6.82 $6.73 $6.50	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	WSON-8	256 Mbit	SPI
NOR Flash Serial NOR 3V 32Mbit x4 I/O USON-8 4x3mm MX25L3233FZBI-08Q-TR Macronix 1: $1.44 20,000On Order	Mfr. Part # MX25L3233FZBI-08Q-TR Mouser Part # 95-25L3233FZBI0QTR	Macronix	NOR Flash Serial NOR 3V 32Mbit x4 I/O USON-8 4x3mm	Datasheet	20,000On Order	Cut Tape $1.44 $1.26 $1.22 $1.20 View Reel $1.01 $1.17 $1.13 $1.11 $1.08 $1.01 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	NOR Flash	SMD/SMT	USON-8	32 Mbit	SPI
NOR Flash Serial NOR 3V 512Mbit x4 I/O SOP-16 MX25L51245GMI-08G-TR Macronix 1: $22.18 3,088On Order	Mfr. Part # MX25L51245GMI-08G-TR Mouser Part # 95-25L51245GMI08TR	Macronix	NOR Flash Serial NOR 3V 512Mbit x4 I/O SOP-16	Datasheet	3,088On Order	Cut Tape $22.18 $20.56 $19.92 $19.43 View Reel $18.21 $18.70 $18.22 $18.21 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	NOR Flash	SMD/SMT	SOP-16	512 Mbit	SPI
NOR Flash Serial NOR 3V 512Mbit x4 I/O BGA-24 MX25L51245GXDI-08G-TR Macronix 1: $18.45 3,961On Order	Mfr. Part # MX25L51245GXDI-08G-TR Mouser Part # 95-25L51245GXDI0TR	Macronix	NOR Flash Serial NOR 3V 512Mbit x4 I/O BGA-24	Datasheet	3,961On Order	Cut Tape $18.45 $17.11 $16.57 $16.17 $15.63 Reel $15.63	Min.: 1 Mult.: 1 Max.: 100 : 2,000	NOR Flash	SMD/SMT	BGA-24	512 Mbit	SPI
NOR Flash Serial NOR 1.65V-3.6V 32Mbit x4 I/O WLCSP-12 MX25R3235FBFIH2-TR Macronix 1: $2.72 12,000Expected 3/19/2027	Mfr. Part # MX25R3235FBFIH2-TR Mouser Part # 95-25R3235FBFIH2TR	Macronix	NOR Flash Serial NOR 1.65V-3.6V 32Mbit x4 I/O WLCSP-12 Learn More about Macronix mx25r nor flash	Datasheet	12,000Expected 3/19/2027	Cut Tape $2.72 $2.55 $2.48 $2.42 View Reel $2.17 $2.36 $2.29 $2.22 $2.17 $2.17	Min.: 1 Mult.: 1 : 6,000	NOR Flash	SMD/SMT	WLCSP-12	32 Mbit	SPI
NOR Flash Serial NOR 1.65V-3.6V 64Mbit x4 I/O SOP-8 209mil MX25R6435FM2IL0-TR Macronix 1: $3.78 31,554On Order	Mfr. Part # MX25R6435FM2IL0-TR Mouser Part # 95-25R6435FM2IL0TR	Macronix	NOR Flash Serial NOR 1.65V-3.6V 64Mbit x4 I/O SOP-8 209mil Learn More about Macronix mx25r nor flash	Datasheet	31,554On Order On Order Ship Dates Mfr. #: MX25R6435FM2IL0-TR Stock: 0 On Order: 9,554 Expected 1/21/2027 22,000 TBD Factory Lead-Time: 52 Weeks	Cut Tape $3.78 $3.53 $3.43 $3.35 View Reel $3.10 $3.27 $3.10 $3.10 MouseReel Available	Min.: 1 Mult.: 1 Max.: 250 : 2,000	NOR Flash	SMD/SMT	SOP-9	64 Mbit	SPI
NOR Flash Serial NOR 1.65V-3.6V 64Mbit x4 I/O USON-8 4x4mm MX25R6435FZAIL0-TR Macronix 1: $4.06 37,490On Order	Mfr. Part # MX25R6435FZAIL0-TR Mouser Part # 95-25R6435FZAIL0TR	Macronix	NOR Flash Serial NOR 1.65V-3.6V 64Mbit x4 I/O USON-8 4x4mm Learn More about Macronix mx25r nor flash	Datasheet	37,490On Order	Cut Tape $4.06 $3.79 $3.68 $3.59 View Reel $3.21 $3.51 $3.37 $3.28 $3.22 $3.21 $3.21 MouseReel Available	Min.: 1 Mult.: 1 : 7,500	NOR Flash	SMD/SMT	USON-8	64 Mbit	SPI
NOR Flash Serial NOR 1.65V-3.6V 8Mbit x4 I/O USON-8 2x3mm MX25R8035FZUIH1-TR Macronix 1: $1.55 22,444Expected 10/22/2026	Mfr. Part # MX25R8035FZUIH1-TR Mouser Part # 95-25R8035FZUIH1TR	Macronix	NOR Flash Serial NOR 1.65V-3.6V 8Mbit x4 I/O USON-8 2x3mm Learn More about Macronix mx25r nor flash	Datasheet	22,444Expected 10/22/2026	Cut Tape $1.55 $1.46 $1.42 $1.39 View Reel $1.28 $1.35 $1.31 $1.28 $1.28 MouseReel Available	Min.: 1 Mult.: 1 Max.: 500 : 12,000	NOR Flash	SMD/SMT	USON-8	8 Mbit	SPI
NOR Flash Serial NOR 1.8V 128Mbit x4 I/O SOP-8 209mil MX25U12832FM2I02-TR Macronix 1: $7.30 7,973On Order	Mfr. Part # MX25U12832FM2I02-TR Mouser Part # 95-25U12832FM2I0TR	Macronix	NOR Flash Serial NOR 1.8V 128Mbit x4 I/O SOP-8 209mil	Datasheet	7,973On Order	Cut Tape $7.30 $6.80 $6.59 $6.29 View Reel $5.76 $6.14 $6.05 $5.90 $5.77 $5.76 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	NOR Flash	SMD/SMT	SOP-8	128 Mbit	SPI
NOR Flash Serial NOR 1.8V 128Mbit x4 I/O WSON-8 8x6mm MX25U12832FZ4I02-TR Macronix 1: $7.74 4,000On Order	Mfr. Part # MX25U12832FZ4I02-TR Mouser Part # 95-25U12832FZ4I0TR	Macronix	NOR Flash Serial NOR 1.8V 128Mbit x4 I/O WSON-8 8x6mm	Datasheet	4,000On Order	Cut Tape $7.74 $7.21 $6.99 $6.67 View Reel $6.10 $6.51 $6.41 $6.25 $6.11 $6.10 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	NOR Flash	SMD/SMT	WSON-8	128 Mbit	SPI
NOR Flash Serial NOR 1.8V 128Mbit x4 I/O WLCSP-12 MX25U12843GBKI00-TR Macronix 1: $7.07 5,862On Order	Mfr. Part # MX25U12843GBKI00-TR Mouser Part # 95-25U12843GBKI0TR	Macronix	NOR Flash Serial NOR 1.8V 128Mbit x4 I/O WLCSP-12	Datasheet	5,862On Order	Cut Tape $7.07 $6.58 $6.38 $6.09 View Reel $4.74 $5.95 $5.86 $5.71 $5.59 $4.74	Min.: 1 Mult.: 1 : 3,000	NOR Flash	SMD/SMT	WLCSP-12	128 Mbit	SPI
NOR Flash Serial NOR 1.8V 256Mbit x4 I/O WLCSP-32 MX25U25643GBJI00-TR Macronix 1: $12.38 2,900Expected 1/21/2027	Mfr. Part # MX25U25643GBJI00-TR Mouser Part # 95-25U25643GBJI0TR	Macronix	NOR Flash Serial NOR 1.8V 256Mbit x4 I/O WLCSP-32	Datasheet	2,900Expected 1/21/2027	Cut Tape $12.38 $11.50 $11.15 $10.88 View Reel $10.14 $10.40 $10.14 $10.14 MouseReel Available	Min.: 1 Mult.: 1 Max.: 250 : 3,000	NOR Flash	SMD/SMT	WLCSP-32	256 Mbit	SPI
NOR Flash Serial NOR 1.8V 256Mbit x4 I/O SOP-8 209mil MX25U25643GM2I00-TR Macronix 1: $11.51 11,880Expected 1/21/2027	Mfr. Part # MX25U25643GM2I00-TR Mouser Part # 95-25U25643GM2I0TR	Macronix	NOR Flash Serial NOR 1.8V 256Mbit x4 I/O SOP-8 209mil	Datasheet	11,880Expected 1/21/2027	Cut Tape $11.51 $10.69 $10.36 $10.11 View Reel $9.28 $9.67 $9.42 $9.28 $9.28	Min.: 1 Mult.: 1 : 2,000	NOR Flash	SMD/SMT	SOP-8	256 Mbit	SPI
NOR Flash Serial NOR 1.8V 256Mbit x4 I/O SOP-16 MX25U25643GMI00-TR Macronix 1: $11.15 2,998On Order	Mfr. Part # MX25U25643GMI00-TR Mouser Part # 95-25U25643GMI00TR	Macronix	NOR Flash Serial NOR 1.8V 256Mbit x4 I/O SOP-16	Datasheet	2,998On Order	Cut Tape $11.15 $10.37 $10.05 $9.81 $9.35 Reel $9.35 MouseReel Available	Min.: 1 Mult.: 1 Max.: 100 : 1,000	NOR Flash	SMD/SMT	SOP-16	256 Mbit	SPI
NOR Flash Serial NOR 1.8V 256Mbit x4 I/O WSON-8 8x6mm MX25U25643GZ4I00-T Macronix 1: $11.98 4,778On Order	Mfr. Part # MX25U25643GZ4I00-T Mouser Part # 95-25U25643GZ4I00T	Macronix	NOR Flash Serial NOR 1.8V 256Mbit x4 I/O WSON-8 8x6mm	Datasheet	4,778On Order	$11.98 $11.13 $10.78 $10.53 View $10.06 $9.81 $9.66 Quote	Min.: 1 Mult.: 1	NOR Flash	SMD/SMT	WSON-8	256 Mbit	SPI
NOR Flash Serial NOR 1.8V 256Mbit x4 I/O WSON-8 6x5mm MX25U25643GZNI00-TR Macronix 1: $11.98 3,795On Order	Mfr. Part # MX25U25643GZNI00-TR Mouser Part # 95-25U25643GZNI0TR	Macronix	NOR Flash Serial NOR 1.8V 256Mbit x4 I/O WSON-8 6x5mm	Datasheet	3,795On Order	Cut Tape $11.98 $11.13 $10.78 $10.53 View Reel $8.63 $10.06 $9.81 $9.67 $8.63 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	NOR Flash	SMD/SMT	WSON-8	256 Mbit	SPI