Desktop Memory

The high performance 8 byte interface is extensively compatible and highly suitable for system memory upgrade and addition.

DDR-2 Unbuffered DIMM (Long DIMM)

  • JEDEC compliant Double Data Rate2 Synchrnous DRAMs (DDR2 SDRAMs) with 1.8V +/- 0.1V Power Supply
  • All inputs and outputs are compatible with SSTL_1.8 interface
  • Industry standard 133.35 x 30.00 mm form factor on 240 pin glass-epoxy substrate
  • 4 Bank / 8 Bank architecture
  • Programmable CAS Latency 3, 4, 5
    • DDR2-800 5-5-5
    • DDR2-667 5-5-5
    • DDR2-667 4-4-4
    • DDR2-533 4-4-4
    • DDR2-400 3-3-3
  • OCD (Off-Chip Driver Impedance Adjustment)
  • ODT (On-Die Termination)
  • Fully differential clock operations (CK & CK)
  • Programmable Burst Length 4 / 8 with both sequential and interleave mode
  • Auto refresh and self refresh supported
  • 8192 refresh cycles / 64ms
  • Serial presence detect with EEPROM
  • DDR2 SDRAM Package: 60ball FBGA(64Mx8), 84ball FBGA(32Mx16)
  • Lead-free products (RoHS compliant) are available

DDR Unbuffered DIMM (Long DIMM)

  • 184-pin dual in-line memory module (DIMM)
  • JEDEC compliant
  • Industry standard 5.25" width form factor on a glass-epoxy substrate
  • 256Mb or 512Mb DDR SDRAM ICs in 400milTSOP II packages
  • 2.6V±0.1V VDD and VDDQ Power supply for DDR400, 2.5V±0.2V for DDR333 and below
  • All inputs and outputs are compatible with SSTL_2 interface
  • Fully differential clock operations (CK & /CK) with 133/166/200MHz
  • Programmable CAS Latency: DDR266(2, 2.5 clock), DDR333(2.5 clock), DDR400(3 clock)
  • Programmable Burst Length 2 / 4 / 8 with both sequential and interleave mode
  • Auto refresh and self refresh supported
  • 8192 refresh cycles / 64ms
  • Serial Presence Detect (SPD) with EEPROM
  • Lead-free products (RoHS compliant) available
 
 
Company Quality Technology Products Strontium