Twinmos Dual-Channel PC3200 / DDR400, 2 x 512MB 1GB DDR 400MHz memory module

SDRAM DDR 2 x 512MB PC3200 400 Mhz -Double Data Rate architecture.
-MRS cycle with address key programs.
*CAS latency: CL2, 2.5 & 3.
*Burst length: 2, 4 & 8.
*Burst type: Sequential & Interleave.
-2 variations of refresh.
*Auto refresh *Self refresh.
-Serial Presence Detect support.
-2 Banks to be operated simultaneously or independently.