TMS664414 Datasheet, PDF (33/56 Pages) Texas Instruments – 4 194 304 BY 4-BIT/2 097 152 BY 8-BIT/1 048 576 BY 16-BIT BY 4-BANK SYNCHRONOUS DYNAMIC RANDOM-ACCESS MEMORIES

CLK
DCAB
Command
tCK
200 µs
REFR #1
Command
REFR #8
Command
tRC
VCC
VCCQ
tIS
RAS
CAS
tIH
W
A10
A11 – A13
A0 – A9
DQ
DQMx
Hi–Z
A9 = V
A7, A8 = V
A0 – A6 = V
(see Note A)
CS
CKE
Time Lapse
NOTE A: Refer to the section titled “Setting the Mode Register”.
Time Lapse
Figure 24. Power-Up Sequence
MRS
New Command
Command Can Start Entering Here
tRSA
Mode
Time Lapse