TMS416809, TMS417809

2097152-WORD BY 8-BIT HIGH-SPEED DRAMS

SMKS885A – DECEMBER 1995 – REVISED MARCH 1996

21

POST OFFICE BOX 1443

PARAMETER MEASUREMENT INFORMATION

RAS

CAS

Address

W

OE

DQ0 – DQ7

Row

Column

Don’t Care

tRP

Data In

Don’t Care

Don’t Care

Don’t Care

Column

tRASP

tCSH

tHPC

tRSH

tCAS

tRCD

tASC

tRAH

tCAH

tCP

tASR

tWP

tCWL

tRWL

tDH

tDS

tRAL

tCRP

tCWL

tRAD

tCAL

Don’t Care

Don’t Care

Don’t Care

tOEH

tOEH

tOED

Data In

NOTE A: A read cycle or a read-write cycle can be intermixed with write cycles as long as read and read-write timing specifications are not violated.

Figure 10. EDO-Write-Cycle Timing