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400 MHz Memory ICs

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Maximum Clock Frequency = 400 MHz

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RoHS Compliant

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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	Organisation	Interface Type	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
DRAM DDR2 2Gb, 1.8V, 128Mx16, 400MHz (800Mbps), 0C to +95C, FBGA-84 IM2G16D2DBBG-25 Intelligent Memory 1: $69.05 221In Stock	Mfr. Part No. IM2G16D2DBBG-25 Mouser Part No 822-IM2G16D2DBBG-25	Intelligent Memory	DRAM DDR2 2Gb, 1.8V, 128Mx16, 400MHz (800Mbps), 0C to +95C, FBGA-84 Learn More about Intelligent Memory ddr2 sdram	Datasheet	221In Stock	$69.05 $63.77 $61.70 $60.22 View $58.78 $58.77	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	2 Gbit	128 M x 16		0 C	+ 95 C	Tray
DRAM DDR2, 512Mb, 64M x 8, 1.8V, 400Mhz, 60-ball FBGA, Industrial Temp - Tray AS4C64M8D2-25BIN Alliance Memory 1: $18.15 1,375In Stock	Mfr. Part No. AS4C64M8D2-25BIN Mouser Part No 913-AS4C64M8D2-25BIN	Alliance Memory	DRAM DDR2, 512Mb, 64M x 8, 1.8V, 400Mhz, 60-ball FBGA, Industrial Temp - Tray Learn More about Alliance Memory alliance ddr2 sdram	Datasheet	1,375In Stock	$18.15 $16.83 $16.32 $16.26	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	512 Mbit	64 M x 8		- 40 C	+ 95 C	Tray
DRAM DDR2 512Mb, 32Mx16, 800 at CL5, 1.8V, FBGA-84 A3R12E40DBF-8E Zentel Japan 1: $11.42 827In Stock 2,000Expected 2026/11/09	Mfr. Part No. A3R12E40DBF-8E Mouser Part No 155-A3R12E40DBF-8E	Zentel Japan	DRAM DDR2 512Mb, 32Mx16, 800 at CL5, 1.8V, FBGA-84 Learn More about Zentel Japan zentel ddr2 sdram	Datasheet	827In Stock 2,000Expected 2026/11/09	$11.42 $10.62 $10.29 $10.04 View $9.80 $9.48 $9.25 $9.00 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FPGA-84	512 Mbit	32 M x 16		0 C	+ 85 C	Tray
DRAM DDR2, 1G, 64M x 16, 1.8V, 96-ball BGA, 400 MHz, (A-die), Automotive Temp - Tray AS4C64M16D2A-25BAN Alliance Memory 1: $65.30 71In Stock	Mfr. Part No. AS4C64M16D2A-25BAN Mouser Part No 913-4C64M16D2A25BAN	Alliance Memory	DRAM DDR2, 1G, 64M x 16, 1.8V, 96-ball BGA, 400 MHz, (A-die), Automotive Temp - Tray Learn More about Alliance Memory alliance ddr2 sdram	Datasheet	71In Stock	$65.30 $60.34 $58.38 $56.93 View $45.00 $44.98	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	1 Gbit	64 M x 16		- 40 C	+ 105 C	Tray
DRAM LPDDR2, 256Mb, 8M X 32, 1.2V, 134ball BGA Commercial Extended temp - Tray AS4C8M32MD2A-25BCN Alliance Memory 1: $22.60 148In Stock	Mfr. Part No. AS4C8M32MD2A-25BCN Mouser Part No 913-A4C8M32MD2A25BCN	Alliance Memory	DRAM LPDDR2, 256Mb, 8M X 32, 1.2V, 134ball BGA Commercial Extended temp - Tray Learn More about Alliance Memory alliance ddr2 sdram	Datasheet	148In Stock	$22.60 $20.95 $20.28 $19.78 View $19.04 $18.55 $11.58 $11.54 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-134	256 Mbit	8 M x 32		- 25 C	+ 85 C	Tray
DRAM DDR2, 512Mb, 64M x 8, 1.8V, 60-ball BGA 400 MHz Automotive Temp - Tray AS4C64M8D2-25BAN Alliance Memory 1: $26.83 245In Stock	Mfr. Part No. AS4C64M8D2-25BAN Mouser Part No 913-AS4C64M8D2-25BAN	Alliance Memory	DRAM DDR2, 512Mb, 64M x 8, 1.8V, 60-ball BGA 400 MHz Automotive Temp - Tray Learn More about Alliance Memory alliance ddr2 sdram	Datasheet	245In Stock	$26.83 $24.85 $24.06 $23.47 View $22.90 $22.10 $22.09	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	512 Mbit	64 M x 8		- 40 C	+ 105 C	Tray
DRAM DDR2, 512Mb, 64M x 8, 1.8V, 400Mhz, 60-ball FBGA, Commercial Temp - Tray AS4C64M8D2-25BCN Alliance Memory 1: $22.50 69In Stock	Mfr. Part No. AS4C64M8D2-25BCN Mouser Part No 913-AS4C64M8D2-25BCN	Alliance Memory	DRAM DDR2, 512Mb, 64M x 8, 1.8V, 400Mhz, 60-ball FBGA, Commercial Temp - Tray Learn More about Alliance Memory alliance ddr2 sdram	Datasheet	69In Stock	$22.50 $20.86 $20.20 $19.71 View $19.22 $18.55 $18.07	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	512 Mbit	64 M x 8		0 C	+ 85 C	Tray
DRAM 512Mb, 1.8V, 400MHz 32Mx16 DDR2 SDRAM IS43DR16320C-25DBLI ISSI 1: $17.61 138In Stock	Mfr. Part No. IS43DR16320C-25DBLI Mouser Part No 870-43DR16320C25DBLI	ISSI	DRAM 512Mb, 1.8V, 400MHz 32Mx16 DDR2 SDRAM Learn More about ISSI ddr2 sdram	Datasheet	138In Stock	$17.61 $16.33 $15.83 $15.53	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-84	512 Mbit	32 M x 16		- 40 C	+ 95 C	Tray
DRAM 512M, 1.8V, 400Mhz 32M x 16 DDR2 IS46DR16320D-25DBLA1 ISSI 1: $13.26 72In Stock	Mfr. Part No. IS46DR16320D-25DBLA1 Mouser Part No 870-46DR1620D25DBLA1	ISSI	DRAM 512M, 1.8V, 400Mhz 32M x 16 DDR2 Learn More about ISSI ddr2 sdram	Datasheet	72In Stock	$13.26 $12.33 $11.94 $11.39 $11.11	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-84	512 Mbit	32 M x 16		- 40 C	+ 85 C	Tray
DRAM 1G (128Mx8) 400MHz 1.8v DDR2 SDRAM IS43DR81280B-25DBLI ISSI 1: $24.40 13In Stock 242Expected 2027/08/31	Mfr. Part No. IS43DR81280B-25DBLI Mouser Part No 870-43DR81280B25DBLI	ISSI	DRAM 1G (128Mx8) 400MHz 1.8v DDR2 SDRAM Learn More about ISSI ddr2 sdram	Datasheet	13In Stock 242Expected 2027/08/31	$24.40 $22.61 $21.90 $21.36 $20.55	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-60	1 Gbit	128 M x 8		- 40 C	+ 85 C	Tray
DRAM 4G, 1.2/1.8V, LPDDR2, 128Mx32, 400MHz, 168 ball PoP (12mmx12mm) RoHS, IT IS43LD32128B-25BPLI ISSI 1: $61.10 5In Stock 3,696On Order	Mfr. Part No. IS43LD32128B-25BPLI Mouser Part No 870-LD32128B25BPLI	ISSI	DRAM 4G, 1.2/1.8V, LPDDR2, 128Mx32, 400MHz, 168 ball PoP (12mmx12mm) RoHS, IT	Datasheet	5In Stock 3,696On Order	$61.10 $56.42 $54.59 $53.21 $51.27	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-168	4 Gbit	128 M x 32		- 40 C	+ 85 C	Tray
DRAM DDR2, 256M, 16M X 16, 1.8V, 84-BALL BGA, 400MHZ, INDUSTRIAL TEMP - Tray AS4C16M16D2-25BIN Alliance Memory 1: $18.36 69In Stock	Mfr. Part No. AS4C16M16D2-25BIN Mouser Part No 913-4C16M16D225BIN	Alliance Memory	DRAM DDR2, 256M, 16M X 16, 1.8V, 84-BALL BGA, 400MHZ, INDUSTRIAL TEMP - Tray	Datasheet	69In Stock	$18.36 $17.04 $16.49 $15.71 View $12.39 $12.37	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	256 Mbit	16 M x 16		- 40 C	+ 95 C	Tray
DRAM 1G (64Mx16) 400MHz DDR2 1.8v IS43DR16640B-25DBL-TR ISSI 1: $17.89 2In Stock 2,500On Order	Mfr. Part No. IS43DR16640B-25DBL-TR Mouser Part No 870-43DR16640B25DBLT	ISSI	DRAM 1G (64Mx16) 400MHz DDR2 1.8v	Datasheet	2In Stock 2,500On Order	Cut Tape $17.89 $16.58 $16.06 $15.31 $14.93 Reel $14.93 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	DRAM	SMD/SMT	BGA-84	1 Gbit	64 M x 16		0 C	+ 70 C	Reel, Cut Tape, MouseReel
DRAM 512Mb, 1.8V, 400MHz 32Mx16 DDR2 SDRAM IS43DR16320C-25DBL ISSI 1: $16.00 44In Stock	Mfr. Part No. IS43DR16320C-25DBL Mouser Part No 870-I43DR16320C25DBL	ISSI	DRAM 512Mb, 1.8V, 400MHz 32Mx16 DDR2 SDRAM Learn More about ISSI ddr2 sdram	Datasheet	44In Stock	$16.00 $14.84 $14.37 $13.70 $8.75	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-84	512 Mbit	32 M x 16		0 C	+ 85 C	Tray
DRAM 512M 1.2/1.8V 32Mx16 400MHz 134ball BGA IS43LD16320A-25BLI ISSI 1: $11.06 171In Stock	Mfr. Part No. IS43LD16320A-25BLI Mouser Part No 870-43LD16320A25BLI	ISSI	DRAM 512M 1.2/1.8V 32Mx16 400MHz 134ball BGA Learn More about ISSI mobile lpddr2 sdram	Datasheet	171In Stock	$11.06 $10.28 $9.97 $9.73 $9.32	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-134	512 Mbit	32 M x 16		- 40 C	+ 85 C
DRAM DDR2, 2G, 256M x 8, 1.8v, 60-Ball BGA, 400MHz, Industrial Temp - Tray Alliance Memory AS4C256M8D2-25BIN AS4C256M8D2-25BIN Alliance Memory 1: $25.11 88In Stock	Mfr. Part No. AS4C256M8D2-25BIN Mouser Part No 913-AS4C256M8D225BIN	Alliance Memory	DRAM DDR2, 2G, 256M x 8, 1.8v, 60-Ball BGA, 400MHz, Industrial Temp - Tray	Datasheet	88In Stock	$25.11 $23.26 $22.54 $21.98 View $13.62 $13.61	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	2 Gbit	256 M x 8		- 40 C	+ 95 C	Tray
DRAM 512M, 1.8V, 400Mhz 64Mx8 DDR2 SDRAM IS43DR86400C-25DBLI ISSI 1: $17.90 146In Stock	Mfr. Part No. IS43DR86400C-25DBLI Mouser Part No 870-43DR86400C25DBLI	ISSI	DRAM 512M, 1.8V, 400Mhz 64Mx8 DDR2 SDRAM Learn More about ISSI ddr2 sdram	Datasheet	146In Stock	$17.90 $16.60 $16.14	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-60	512 Mbit	64 M x 8		- 40 C	+ 85 C	Tray
SRAM 2.5/3.3V 8M x 36 288M GS8256436GB-400I GSI Technology 1: $707.38 30In Stock	Mfr. Part No. GS8256436GB-400I Mouser Part No 464-GS8256436GB-400I	GSI Technology	SRAM 2.5/3.3V 8M x 36 288M Learn More about GSI Technology gsi syncburst srams	Datasheet	30In Stock	$707.38 $659.11	Min.: 1 Mult.: 1	SRAM	SMD/SMT	BGA-119	288 Mbit	8 M x 36	Parallel	- 40 C	+ 100 C	Tray
DRAM DDR2 512Mb, 1.8V, 32Mx16, 400MHz (800Mbps), 0C to +95C, FBGA-84 IM5116D2DDBG-25 Intelligent Memory 1: $10.19 118In Stock 418Expected 2026/11/20	Mfr. Part No. IM5116D2DDBG-25 Mouser Part No 822-IM5116D2DDBG-25	Intelligent Memory	DRAM DDR2 512Mb, 1.8V, 32Mx16, 400MHz (800Mbps), 0C to +95C, FBGA-84 Learn More about Intelligent Memory ddr2 sdram	Datasheet	118In Stock 418Expected 2026/11/20	$10.19 $9.48 $9.19 $8.97 View $8.51 $8.18 $8.02	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	512 Mbit	32 M x 16		- 40 C	+ 95 C	Tray
DRAM DDR2, 2G, 128M x 16, 1.8V, 400 Mhz, 84ball FBGA, (A-die), Industrial Temp - Tray AS4C128M16D2A-25BIN Alliance Memory 1: $79.49 466In Stock 370Expected 2026/12/21	Mfr. Part No. AS4C128M16D2A-25BIN Mouser Part No 913-4C128M16D2A25BIN	Alliance Memory	DRAM DDR2, 2G, 128M x 16, 1.8V, 400 Mhz, 84ball FBGA, (A-die), Industrial Temp - Tray Learn More about Alliance Memory alliance ddr2 sdram	Datasheet	466In Stock 370Expected 2026/12/21	$79.49 $73.37 $70.98 $69.19 $66.66	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	2 Gbit	128 M x 16		0 C	+ 95 C	Tray
DRAM ECC DDR2, 1Gb, 1.8V, 64Mx16, 400MHz (800Mbps), -40C to +95C, FBGA-84 IME1G16D2DEBG-25I Intelligent Memory 1: $27.71 59In Stock	Mfr. Part No. IME1G16D2DEBG-25I Mouser Part No 822-IME1G16D2DEBG25I	Intelligent Memory	DRAM ECC DDR2, 1Gb, 1.8V, 64Mx16, 400MHz (800Mbps), -40C to +95C, FBGA-84 Learn More about Intelligent Memory ddr2 sdram	Datasheet	59In Stock	$27.71 $25.68 $24.85 $24.74 View $23.02 $22.41 $22.13 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	1 Gbit	64 M x 16		- 40 C	+ 95 C	Tray
DRAM DDR2, 512Mb, 32M x 16, 1.8V, 84-ball BGA, 400 MHz, Commercial Temp - Tray AS4C32M16D2A-25BCN Alliance Memory 1: $32.60 1,185In Stock	Mfr. Part No. AS4C32M16D2A-25BCN Mouser Part No 913-32M16D2A25BCN	Alliance Memory	DRAM DDR2, 512Mb, 32M x 16, 1.8V, 84-ball BGA, 400 MHz, Commercial Temp - Tray Learn More about Alliance Memory alliance ddr2 sdram	Datasheet	1,185In Stock	$32.60 $30.18 $29.24 $28.52 View $27.49 $26.80	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	512 Mbit	32 M x 16		0 C	+ 95 C	Tray
DRAM DDR2, 512Mb, 32M x 16, 1.8V, 84-ball BGA, 400 MHz, Industrial Temp - Tray AS4C32M16D2A-25BIN Alliance Memory 1: $16.26 3,237In Stock	Mfr. Part No. AS4C32M16D2A-25BIN Mouser Part No 913-32M16D2A25BIN	Alliance Memory	DRAM DDR2, 512Mb, 32M x 16, 1.8V, 84-ball BGA, 400 MHz, Industrial Temp - Tray Learn More about Alliance Memory alliance ddr2 sdram	Datasheet	3,237In Stock	$16.26	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	512 Mbit	32 M x 16		- 40 C	+ 95 C	Tray
DRAM DDR2, 1G, 64M x 16, 1.8V, 96-ball BGA, 400 MHz, (A-die), Industrial Temp - Tray AS4C64M16D2A-25BIN Alliance Memory 1: $35.26 615In Stock	Mfr. Part No. AS4C64M16D2A-25BIN Mouser Part No 913-4C64M16D2A25BIN	Alliance Memory	DRAM DDR2, 1G, 64M x 16, 1.8V, 96-ball BGA, 400 MHz, (A-die), Industrial Temp - Tray Learn More about Alliance Memory alliance ddr2 sdram	Datasheet	615In Stock	$35.26 $32.65 $31.61 $30.83 $29.90	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	1 Gbit	64 M x 16		- 40 C	+ 95 C	Tray
DRAM DDR2, 1G, 128M x 8, 1.8V, 60-ball BGA, 400 MHz, Commercial Temp A-Die - Tray AS4C128M8D2A-25BCN Alliance Memory 1: $39.66 134In Stock	Mfr. Part No. AS4C128M8D2A-25BCN Mouser Part No 913-4C128M8D2A25BCN	Alliance Memory	DRAM DDR2, 1G, 128M x 8, 1.8V, 60-ball BGA, 400 MHz, Commercial Temp A-Die - Tray	Datasheet	134In Stock	$39.66 $36.68 $35.51 $34.62 View $33.76 $32.56 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	1 Gbit	128 M x 8		0 C	+ 85 C	Tray