DDRSDRAM Datasheet (Samsung semiconductor) - DDR SDRAM Specification Version 0.61

DDRSDRAM, DDR SDRAM Specification Version 0.61

method for the same functionality.

This means no difference from the previous version.

3.Changed the following AC parameter symbol From.

To.

tDQCK tAC Output data access time from CK/CK Version 0.61(August 9,1999) - Changed the some values of "write with auto precharge" table for different bank in

128Mb DDR SDRAM Target DDR SDRAM Specification Version 0.61 - 1 of 63 - REV.

0.61 August 9.

'99 128Mb DDR SDRAM Revision History Version 0 (May, 1998) - First version for internal review Version 0.1(June, 1998) - Added x4 organization Version 0.2(Sep,1998) 1.

Added "Issue prcharge command for all banks of the device" as the fourth step of power-up squence.

In power down mode timing diagram, NOP condition is added to precharge power down exit.

Version 0.3(Dec,1998) - Added QFC Function.