tc59lm818dmb TOSHIBA Semiconductor CORPORATION, tc59lm818dmb Datasheet - Page 18
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tc59lm818dmb
Manufacturer Part Number
tc59lm818dmb
Description
288mbits Network Fcram2 ? 4,194,304-words ? 4 Banks ? 18-bits
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet
1.TC59LM818DMB.pdf
(57 pages)
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FUNCTION TRUTH TABLE
Mode Register Set Command Table
Auto-Refresh Command Table
Self-Refresh Command Table
Power Down Table
Active
Auto-Refresh
Active
Self-Refresh Entry
Self-Refresh
Continue
Self-Refresh Exit
Notes: 6. Refer to “MODE REGISTER TABLE”.
Power Down Entry
Power Down Continue
Power Down Exit
Notes: 7.
COMMAND (SYMBOL)
FUNCTION
FUNCTION
FUNCTION
8.
9. When PD is brought to High from Low, this function is executed asynchronously.
MRS (2nd)
RDA (1st)
PD has to be brought to Low within t
PD should be brought to Low after DQ’s state turned high impedance.
COMMAND
COMMAND
COMMAND
(SYMBOL)
(SYMBOL)
(SYMBOL)
WRA (1st)
REF (2nd)
WRA (1st)
REF (2nd)
SELFX
PDEN
PDEX
CS
L
L
Self Refresh
Self Refresh
CURRENT
CURRENT
CURRENT
(continued)
Standby
Standby
Standby
STATE
STATE
STATE
Active
Active
Power
Power
Down
Down
FN
H
×
FPDL
n − 1
n − 1
n − 1
H
H
H
H
H
L
L
L
L
PD
PD
PD
from REF command.
BA1~BA0
H
H
H
H
H
n
n
L
L
n
L
L
V
×
CS
CS
CS
H
H
H
L
L
L
L
×
×
A14~A9
FN
FN
FN
L
×
L
×
×
×
×
×
×
×
L
BA1~BA0
BA1~BA0
BA1~BA0
×
×
×
×
×
×
×
×
×
A8
×
L
TC59LM818DMB-33,-40
A14~A9
A14~A9
A14~A9
×
×
×
×
×
×
×
×
×
A7
V
×
A8
A8
A8
×
×
×
×
×
×
×
×
×
2005-10-19 18/57
A7
A7
A7
A6~A0
×
×
×
×
×
×
×
×
×
V
×
A6~A0 NOTES
A6~A0 NOTES
A6~A0 NOTES
×
×
×
×
×
×
×
×
×
Rev 1.4
NOTES
6
7, 8
9
8
9