Navigation

DDR1

DDR Unbuffered and Registered – RDIMM-UDIMM Standard

Ventura Technology Group,Inc. (VTG) offers DDR NonECC and ECC unbuffered (UDIMM) and registered (RDIMM) dual in line memory module in selected range of densities, speeds and form factors. VTG has a strong history of partnership with customers to accommodate their specific design needs and is committed to providing customers with the highest reliability products. VTG DIMMs are designed to satisfy demanding memory applications for Embedded, Telecom, Networking and Storage.

  • 184 pin,dual in-line memory module (UDIMM and RDIMM)
  • Proposed JEDEC pin-out
  • JEDEC Standard 2.5V (SSTL_2 compatible)
  • PC 3200 PC 2700 and PC2100 speed supported
  • 256Mbit and 512Mbit monolithic TSSOP DRAMs x8
  • Module Ranks supported: Single rank (SR x8) and Dual Rank(DR x8)
  • Lead-free, RoHS compliant
RDIMM-UDIMM Standard Specifications
Family Density Height Pin Count Configuration Chip Density Module Ranks Max Data Rate Max Speed
UDIMM 256MB 1.25″ 184-pin 32Mbx72 256Mb 1 400 MT/s PC 3200
UDIMM 256MB 1.25″ 184-pin 32Mbx72 256Mb 1 400 MT/s PC 3200
UDIMM 1GB 1.25″ 184-pin 64Mbx72 256Mb 2 400 MT/s PC 3200
UDIMM 2GB 1.25″ 184-pin 64Mbx72 256Mb 2 400 MT/s PC 3200
UDIMM 4GB 1.25″ 184-pin 64Mbx72 512Mb 1 400 MT/s PC 3200
UDIMM 2GB 1.25″ 184-pin 128Mbx72 512Mb 2 400 MT/s PC 3200
UDIMM 4GB 1.25″ 184-pin 64Mbx72 512Mb 1 400 MT/s PC 3200
UDIMM 2GB 1.25″ 184-pin 128Mbx72 512Mb 2 400 MT/s PC 3200
RDIMM 256MB 1.20″ 184-pin 32Mbx72 256Mb 1 400 MT/s PC 3200
RDIMM 512MB 1.20″ 184-pin 64Mbx72 256Mb 2 400 MT/s PC 3200
RDIMM 512MB 1.20″ 184-pin 64Mbx72 512Mb 1 400 MT/s PC 3200
RDIMM 1GB 1.20″ 184-pin 128Mbx72 512Mb 2 400 MT/s PC 3200