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400 MHz Memory ICs

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Maximum Clock Frequency = 400 MHz

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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
DRAM DDR2 2Gb, 1.8V, 128Mx16, 400MHz (800Mbps), 0C to +95C, FBGA-84 IM2G16D2DBBG-25 Intelligent Memory 1: $89.75 221In Stock	Mfr. Part # IM2G16D2DBBG-25 Mouser Part # 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	$89.75 $82.89 $80.20 $78.27 View $76.40 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	2 Gbit
DRAM DDR2, 512Mb, 64M x 8, 1.8V, 400Mhz, 60-ball FBGA, Industrial Temp - Tray AS4C64M8D2-25BIN Alliance Memory 1: $23.60 1,375In Stock	Mfr. Part # AS4C64M8D2-25BIN Mouser Part # 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	$23.60 $21.88 $21.20 $20.68 View $20.18 $20.16 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	512 Mbit
DRAM DDR2 512Mb, 32Mx16, 800 at CL5, 1.8V, FBGA-84 A3R12E40DBF-8E Zentel Japan 1: $14.85 827In Stock 2,000Expected 11/9/2026	Mfr. Part # A3R12E40DBF-8E Mouser Part # 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 11/9/2026	$14.85 $13.81 $13.38 $13.05 View $12.74 $12.32 $12.01 $11.70 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FPGA-84	512 Mbit
DRAM DDR2, 1G, 64M x 16, 1.8V, 96-ball BGA, 400 MHz, (A-die), Automotive Temp - Tray AS4C64M16D2A-25BAN Alliance Memory 1: $84.88 71In Stock	Mfr. Part # AS4C64M16D2A-25BAN Mouser Part # 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	$84.88 $78.42 $75.88 $74.00 View $58.49 $58.47	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	1 Gbit
DRAM LPDDR2, 256Mb, 8M X 32, 1.2V, 134ball BGA Commercial Extended temp - Tray AS4C8M32MD2A-25BCN Alliance Memory 1: $29.37 148In Stock	Mfr. Part # AS4C8M32MD2A-25BCN Mouser Part # 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	$29.37 $27.22 $26.36 $25.71 View $24.75 $24.12 $15.05 $15.00 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-134	256 Mbit
DRAM DDR2, 512Mb, 64M x 8, 1.8V, 60-ball BGA 400 MHz Automotive Temp - Tray AS4C64M8D2-25BAN Alliance Memory 1: $34.88 245In Stock	Mfr. Part # AS4C64M8D2-25BAN Mouser Part # 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	$34.88 $32.31 $31.28 $30.51 View $29.76 $28.72 $28.70	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	512 Mbit
DRAM DDR2, 512Mb, 64M x 8, 1.8V, 400Mhz, 60-ball FBGA, Commercial Temp - Tray AS4C64M8D2-25BCN Alliance Memory 1: $29.25 69In Stock	Mfr. Part # AS4C64M8D2-25BCN Mouser Part # 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	$29.25 $27.12 $26.26 $25.62 View $24.99 $24.12 $23.49	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	512 Mbit
DRAM 1G (128Mx8) 400MHz 1.8v DDR2 SDRAM IS43DR81280B-25DBLI ISSI 1: $31.71 13In Stock 242Expected 8/31/2027	Mfr. Part # IS43DR81280B-25DBLI Mouser Part # 870-43DR81280B25DBLI	ISSI	DRAM 1G (128Mx8) 400MHz 1.8v DDR2 SDRAM Learn More about ISSI ddr2 sdram	Datasheet	13In Stock 242Expected 8/31/2027	$31.71 $29.39 $28.47 $27.77 $26.72	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-60	1 Gbit
DRAM 512Mb, 1.8V, 400MHz 32Mx16 DDR2 SDRAM IS43DR16320C-25DBLI ISSI 1: $22.89 138In Stock	Mfr. Part # IS43DR16320C-25DBLI Mouser Part # 870-43DR16320C25DBLI	ISSI	DRAM 512Mb, 1.8V, 400MHz 32Mx16 DDR2 SDRAM Learn More about ISSI ddr2 sdram	Datasheet	138In Stock	$22.89 $21.23 $20.57 $20.18	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-84	512 Mbit
DRAM 512M, 1.8V, 400Mhz 32M x 16 DDR2 IS46DR16320D-25DBLA1 ISSI 1: $17.24 72In Stock	Mfr. Part # IS46DR16320D-25DBLA1 Mouser Part # 870-46DR1620D25DBLA1	ISSI	DRAM 512M, 1.8V, 400Mhz 32M x 16 DDR2 Learn More about ISSI ddr2 sdram	Datasheet	72In Stock	$17.24 $16.02 $15.52 $14.79 $14.43	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-84	512 Mbit
DRAM 4G, 1.2/1.8V, LPDDR2, 128Mx32, 400MHz, 168 ball PoP (12mmx12mm) RoHS, IT IS43LD32128B-25BPLI ISSI 1: $79.42 5In Stock 3,696On Order	Mfr. Part # IS43LD32128B-25BPLI Mouser Part # 870-LD32128B25BPLI	ISSI	DRAM 4G, 1.2/1.8V, LPDDR2, 128Mx32, 400MHz, 168 ball PoP (12mmx12mm) RoHS, IT	Datasheet	5In Stock 3,696On Order	$79.42 $73.33 $70.95 $69.16 $66.64	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-168	4 Gbit
DRAM DDR2, 256M, 16M X 16, 1.8V, 84-BALL BGA, 400MHZ, INDUSTRIAL TEMP - Tray AS4C16M16D2-25BIN Alliance Memory 1: $23.87 69In Stock	Mfr. Part # AS4C16M16D2-25BIN Mouser Part # 913-4C16M16D225BIN	Alliance Memory	DRAM DDR2, 256M, 16M X 16, 1.8V, 84-BALL BGA, 400MHZ, INDUSTRIAL TEMP - Tray	Datasheet	69In Stock	$23.87 $22.14 $21.44 $20.42 View $16.09 $16.08	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	256 Mbit
DRAM 1G (64Mx16) 400MHz DDR2 1.8v IS43DR16640B-25DBL-TR ISSI 1: $23.24 2In Stock 2,500On Order	Mfr. Part # IS43DR16640B-25DBL-TR Mouser Part # 870-43DR16640B25DBLT	ISSI	DRAM 1G (64Mx16) 400MHz DDR2 1.8v	Datasheet	2In Stock 2,500On Order	Cut Tape $23.24 $21.55 $20.88 $19.89 $19.41 Reel $19.41 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	DRAM	SMD/SMT	BGA-84	1 Gbit
DRAM 512Mb, 1.8V, 400MHz 32Mx16 DDR2 SDRAM IS43DR16320C-25DBL ISSI 1: $20.80 44In Stock	Mfr. Part # IS43DR16320C-25DBL Mouser Part # 870-I43DR16320C25DBL	ISSI	DRAM 512Mb, 1.8V, 400MHz 32Mx16 DDR2 SDRAM Learn More about ISSI ddr2 sdram	Datasheet	44In Stock	$20.80 $19.29 $18.68 $17.81 $11.36	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-84	512 Mbit
DRAM 512M 1.2/1.8V 32Mx16 400MHz 134ball BGA IS43LD16320A-25BLI ISSI 1: $14.38 171In Stock	Mfr. Part # IS43LD16320A-25BLI Mouser Part # 870-43LD16320A25BLI	ISSI	DRAM 512M 1.2/1.8V 32Mx16 400MHz 134ball BGA Learn More about ISSI mobile lpddr2 sdram	Datasheet	171In Stock	$14.38 $13.36 $12.96 $12.65 $12.10	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-134	512 Mbit
DRAM DDR2, 2G, 256M x 8, 1.8v, 60-Ball BGA, 400MHz, Industrial Temp - Tray Alliance Memory AS4C256M8D2-25BIN AS4C256M8D2-25BIN Alliance Memory 1: $32.63 88In Stock	Mfr. Part # AS4C256M8D2-25BIN Mouser Part # 913-AS4C256M8D225BIN	Alliance Memory	DRAM DDR2, 2G, 256M x 8, 1.8v, 60-Ball BGA, 400MHz, Industrial Temp - Tray	Datasheet	88In Stock	$32.63 $30.24 $29.29 $28.57 View $17.71 $17.69 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	2 Gbit
DRAM 512M, 1.8V, 400Mhz 64Mx8 DDR2 SDRAM IS43DR86400C-25DBLI ISSI 1: $23.26 146In Stock	Mfr. Part # IS43DR86400C-25DBLI Mouser Part # 870-43DR86400C25DBLI	ISSI	DRAM 512M, 1.8V, 400Mhz 64Mx8 DDR2 SDRAM Learn More about ISSI ddr2 sdram	Datasheet	146In Stock	$23.26 $21.57 $20.98	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-60	512 Mbit
SRAM 2.5/3.3V 8M x 36 288M GS8256436GB-400I GSI Technology 1: $919.43 30In Stock	Mfr. Part # GS8256436GB-400I Mouser Part # 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	$919.43 $856.69	Min.: 1 Mult.: 1	SRAM	SMD/SMT	BGA-119	288 Mbit	Parallel
DRAM DDR2 512Mb, 1.8V, 32Mx16, 400MHz (800Mbps), 0C to +95C, FBGA-84 IM5116D2DDBG-25 Intelligent Memory 1: $13.25 118In Stock 418Expected 11/20/2026	Mfr. Part # IM5116D2DDBG-25 Mouser Part # 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 11/20/2026	$13.25 $12.32 $11.95 $11.66 View $11.06 $10.63 $10.43	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	512 Mbit
DRAM DDR2, 2G, 128M x 16, 1.8V, 400 Mhz, 84ball FBGA, (A-die), Industrial Temp - Tray AS4C128M16D2A-25BIN Alliance Memory 1: $103.32 466In Stock 370Expected 12/21/2026	Mfr. Part # AS4C128M16D2A-25BIN Mouser Part # 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 12/21/2026	$103.32 $95.37 $92.25 $89.92 $86.65	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	2 Gbit
DRAM ECC DDR2, 1Gb, 1.8V, 64Mx16, 400MHz (800Mbps), -40C to +95C, FBGA-84 IME1G16D2DEBG-25I Intelligent Memory 1: $36.02 59In Stock	Mfr. Part # IME1G16D2DEBG-25I Mouser Part # 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	$36.02 $33.37 $32.31 $32.15 View $29.91 $29.13 $28.77 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	1 Gbit
DRAM DDR2, 512Mb, 32M x 16, 1.8V, 84-ball BGA, 400 MHz, Commercial Temp - Tray AS4C32M16D2A-25BCN Alliance Memory 1: $42.37 1,185In Stock	Mfr. Part # AS4C32M16D2A-25BCN Mouser Part # 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	$42.37 $39.23 $38.00 $37.06 View $35.74 $34.83	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	512 Mbit
DRAM DDR2, 512Mb, 32M x 16, 1.8V, 84-ball BGA, 400 MHz, Industrial Temp - Tray AS4C32M16D2A-25BIN Alliance Memory 1: $20.74 3,237In Stock	Mfr. Part # AS4C32M16D2A-25BIN Mouser Part # 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	$20.74 $19.25 $18.66 $18.20 View $17.28 $16.84 $16.65 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	512 Mbit
DRAM DDR2, 1G, 64M x 16, 1.8V, 96-ball BGA, 400 MHz, (A-die), Industrial Temp - Tray AS4C64M16D2A-25BIN Alliance Memory 1: $45.84 615In Stock	Mfr. Part # AS4C64M16D2A-25BIN Mouser Part # 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	$45.84 $42.43 $41.08 $40.07 View $38.01 $38.00	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	1 Gbit
DRAM DDR2, 1G, 128M x 8, 1.8V, 60-ball BGA, 400 MHz, Commercial Temp A-Die - Tray AS4C128M8D2A-25BCN Alliance Memory 1: $51.55 134In Stock	Mfr. Part # AS4C128M8D2A-25BCN Mouser Part # 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	$51.55 $47.68 $46.15 $45.01 View $43.88 $42.33 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	1 Gbit