MAJOR ON 3RD / ORIGINAL 

   200pin DDR SODIMM

   184pin DDR DIMM

   DDR333 (PC2700)

   DDR400 (PC3200)

   256MB – 1GB

   200pin DDR2 SODIMM

   240pin DDR2 DIMM

   DDR2-400

   DDR2-533

   DDR2-667

   DDR2-800

   256MB – 1GB

SERVER & WORKSTATION

   Registered DDR200/266 SDRAM 184pin ECC DIMM

   Single Power Supply of 2.5V 0.25V

   Clock Cycle Time (tcc) 7.5ns DDR266 (PC2100)
Clock Cycle Time (tcc) 6.0ns DDR333 (PC2700)
Clock Cycle Time (tcc) 5.0ns DDR400 (PC3200)

   ROW Cycle Time (tRC) 65ns DDR266 (PC2100)
ROW Cycle Time (tRC) 60ns DDR333 (PC2700)
ROW Cycle Time (tRC) 55ns DDR400 (PC3200)

   SSTL Compatible I/O

   Serial Presence Detect (SPD) with I² CEEPROM

   Error Check and Correction Support

   From 256MB up to 2GB

USI SDRAM SO-DIMM / USI SDRAM DIMM

256MB SDRAM SO-DIMM 16X8 16 CHIPS

   144 pin SYNC SO-DIMM

   Single Power Supply of 3.3V+-0.3V

   CLK Cycle Time (tcc) min=7.5ns (CL3) PC133

   CLK to Output (tSAC) max=5.4ns (CL3) PC133

   LVTTL Compatible I/O

   Serial Presence Detect (SPD) with I² CEEPROM

128MB SDRAM DIMM 16X8 8 CHIPS
256MB SDRAM DIMM 16X8 8 CHIPS

   168 pin SYNC. DIMM

   Single Power Supply of 3.3V+-0.3V

   LVTTL Compatible I/O

   Serial Presence Detect (SPD) with I² CEEPROM

   PC100 / 133 

USI DDR & DDR2 DIMM

   184pin

   256MB (DDR333 / 400), TSOP, 16*16 / 32*8

   512MB (DDR333 / 400), TSOP, 32*8 / 32*16

   1GB (DDR400), 64*8, TSOP

   240pin

   RoHS

   256MB (DDR2-533 / 667 / 800), 32*8 / 32*16

   512MB (DDR2-533 / 667 / 800), 32*8 / 32*16, 64*8

   1GB (DDR2-533 / 667 / 800), 64*8

USI DDR & DDR2 SO-DIMM

   200pin

   256MB (DDR333/400), TSOP, 16*16 / 32*8

   512MB (DDR333/400), TSOP, 32*16 / 64*8

   RoHS

   256MB (DDR2-533 / 667 / 800), 32*8 / 32*16

   512MB (DDR2-533 / 667 / 800), 32*8 / 32*16 / 64*8

   1GB (DDR2-533 / 667 / 800), 64*8