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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: $59.96 232In 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	232In Stock	$59.96 $55.41 $53.61 $52.27	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	2 Gbit
DRAM DDR2 2Gb, 1.8V, 256Mx8, 400MHz (800Mbps), 0C to +95C, FBGA-60 IM2G08D2DBBG-25 Intelligent Memory 1: $67.14 349In Stock Factory Special Order	Mfr. Part No. IM2G08D2DBBG-25 Mouser Part No 822-IM2G08D2DBBG-25 Factory Special Order	Intelligent Memory	DRAM DDR2 2Gb, 1.8V, 256Mx8, 400MHz (800Mbps), 0C to +95C, FBGA-60	Datasheet	349In Stock	$67.14 $62.01 $60.00 $58.50 View $57.03 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	2 Gbit
DRAM 1G, 1.8V, DDR2, 128Mx8, 400Mhz a.CL5, 60 ball BGA, (8mmx 10.5mm), RoHS, IT IS43DR81280D-25DBLI ISSI 1: $14.35 20In Stock 242On Order New Product	Mfr. Part No. IS43DR81280D-25DBLI Mouser Part No 870-43DR81280D25DBLI New Product	ISSI	DRAM 1G, 1.8V, DDR2, 128Mx8, 400Mhz a.CL5, 60 ball BGA, (8mmx 10.5mm), RoHS, IT Learn More about ISSI mobile ddr sdram	Datasheet	20In Stock 242On Order	$14.35 $13.32 $12.90 $12.28 View $11.97 $9.04	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-60	1 Gb
DRAM ECC DDR2, 1Gb, 1.8V, 128Mx8, 400MHz (800Mbps), -40C to +95C, FBGA-60 IME1G08D2DEBG-25I Intelligent Memory 1: $23.66 527In Stock Factory Special Order	Mfr. Part No. IME1G08D2DEBG-25I Mouser Part No 822-IME1G08D2DEBG25I Factory Special Order	Intelligent Memory	DRAM ECC DDR2, 1Gb, 1.8V, 128Mx8, 400MHz (800Mbps), -40C to +95C, FBGA-60	Datasheet	527In Stock	$23.66 $21.92 $21.24 $20.71 View $20.20 $19.49 $19.48	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	1 Gbit
DRAM DDR2 512Mb, 32Mx16, 800 at CL5, 1.8V, FBGA-84 A3R12E40DBF-8E Zentel Japan 1: $11.11 927In Stock 2,000Expected 2027/01/11	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	927In Stock 2,000Expected 2027/01/11	$11.11 $10.33 $10.01 $9.77 View $9.54 $9.22 $8.99 $8.76 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FPGA-84	512 Mbit
DRAM DDR2, 512Mb, 32M x 16, 1.8V, 84-ball BGA, 400 MHz, Commercial Temp - Tray AS4C32M16D2C-25BCN Alliance Memory 1: $27.18 186In Stock	Mfr. Part No. AS4C32M16D2C-25BCN Mouser Part No 913-S4C32M16D2C25BCN	Alliance Memory	DRAM DDR2, 512Mb, 32M x 16, 1.8V, 84-ball BGA, 400 MHz, Commercial Temp - Tray Learn More about Alliance Memory alliancememory as4c sdram	Datasheet	186In Stock	$27.18 $25.17 $24.38 $23.77 View $18.72 $18.70 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	512 Mbit
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
DRAM 1G (128Mx8) 400MHz 1.8v DDR2 SDRAM IS43DR81280B-25DBLI ISSI 1: $24.40 15In 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	15In 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
DRAM 4G, 1.2/1.8V, LPDDR2, 128Mx32, 400MHz, 168 ball PoP (12mmx12mm) RoHS, IT IS43LD32128B-25BPLI ISSI 1: $61.12 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	$61.12 $56.43 $54.60 $53.22 $51.27	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: $17.83 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	$17.83 $16.55 $16.04 $15.65 View $12.39 $12.06 $11.89	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	256 Mbit
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
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
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 $18.54 $17.49 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	512 Mbit
DRAM 512M, 1.8V, 400Mhz 64Mx8 DDR2 SDRAM IS43DR86400C-25DBLI ISSI 1: $17.89 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	$17.89 $16.58 $16.06 $15.31 $14.92	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-60	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: $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
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	Parallel
DRAM DDR2 1Gb, 1.8V, 64Mx16, 400MHz (800Mbps), 0C to +95C, FBGA-84 IM1G16D2DDBG-25 Intelligent Memory 1: $11.03 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. IM1G16D2DDBG-25 Mouser Part No 822-IM1G16D2DDBG-25	Intelligent Memory	DRAM DDR2 1Gb, 1.8V, 64Mx16, 400MHz (800Mbps), 0C to +95C, FBGA-84 Learn More about Intelligent Memory ddr2 sdram	Datasheet	Non-Stocked Lead-Time 8 Weeks	$11.03 $10.25 $9.92 $9.68 View $9.20 $8.97 $8.83 $8.66	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	1 Gbit
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
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 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	$23.60 $21.86 $21.18 $20.65 View $20.14 $19.43 $18.93	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	512 Mbit
DRAM ECC DDR2, 1Gb, 1.8V, 64Mx16, 400MHz (800Mbps), -40C to +95C, FBGA-84 IME1G16D2DEBG-25I Intelligent Memory 1: $21.12 66In 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	66In Stock	$21.12 $17.54 $16.98 $16.63 Quote 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: $27.18 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	$27.18 $25.18 $24.38 $23.78 View $22.92 $22.34	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: $16.91 3,243In 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	3,243In Stock	$16.91 $15.70 $15.21 $14.84 View $14.10 $13.74 $13.65	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: $52.34 623In 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	623In Stock	$52.34 $48.33 $46.76 $45.59 $43.93	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: $46.25 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	$46.25 $42.78 $41.40 $40.38 View $38.93 $37.94 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	1 Gbit
DRAM 2G 256Mx8 400MHz DDR2 1.8V IS43DR82560C-25DBL ISSI 1: $14.98 Non-Stocked Lead-Time 52 Weeks	Mfr. Part No. IS43DR82560C-25DBL Mouser Part No 870-43DR82560C25DBL	ISSI	DRAM 2G 256Mx8 400MHz DDR2 1.8V	Datasheet	Non-Stocked Lead-Time 52 Weeks	Cut Tape $14.98 $13.91 $13.48 $13.17 $12.43	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-60	2 Gbit