tc59lm836dkb TOSHIBA Semiconductor CORPORATION, tc59lm836dkb Datasheet - Page 20

• Manufacturer Part Number: tc59lm836dkb
• Description: 288mbits Network Fcram2 ? 2,097,152-words ? 4 Banks ? 36-bits
• Manufacturer: TOSHIBA Semiconductor CORPORATION

FUNCTION TRUTH TABLE
Command Truth Table (Notes: 4)
• The First Command
• The Second Command (The next clock of RDA or WRA command)
Read Command Table
Write Command Table
VW Truth Table
SYMBOL
SYMBOL
Notes: 1. L = Logic Low, H = Logic High, × = either L or H, V = Valid (specified value), BA = Bank Address, UA = Upper Address,
Notes: 5. A13~ A12 are used for Variable Write Length (VW) control at Write Operation.
Burst Length
COMMAND (SYMBOL)
DESL
COMMAND(SYMBOL)
WRA
RDA
MRS
REF
LAL
BL=2
BL=4
WRA (1st)
RDA (1st)
LAL (2nd)
LAL (2nd)
2. All commands are assumed to issue at a valid state.
3. All inputs for command (excluding SELFX and PDEX) are latched on the crossing point of differential clock input where
4. Operation mode is decided by the combination of 1st command and 2nd command. Refer to “STATE DIAGRAM” and
Device Deselect
Read with Auto-close
Write with Auto-close
Lower Address Latch
Auto-Refresh
Mode Register Set
LA = Lower Address
CLK goes to High.
the command table below.
Write All Words
Write First One Word
Reserved
Write All Words
Write First Two Words
Write First One Word
FUNCTION
FUNCTION
Function
CS
H
L
CS
H
L
(Notes: 1, 2, 3)
FN
L
×
CS
H
L
L
CS
FN
H
L
L
H
×
BA1~BA0
BA
×
FN
×
×
×
BA1~BA0
VW0
H
H
H
L
L
L
FN
BA
H
×
L
×
VW0
A13
UA
BA1~
BA0
×
×
V
BA1~BA0
A13~A10
BA
BA
UA
VW1
×
×
A12
UA
A13~
A12
V
×
L
VW1
H
H
×
×
L
L
A13~A10
A9~A8
A11
UA
A11~
A10
×
UA
UA
UA
×
×
×
L
×
TC59LM836DKB-33,-40
A10
UA
A9
×
×
×
L
A9~A8
UA
UA
UA
A7
×
×
A9~A8
2005-11-08 20/65
UA
A8
×
×
×
L
A6~A0
UA
UA
A7
UA
LA
×
UA
A7
A7
V
×
×
×
Rev 1.4
NOTES
A6~A0
A6~A0
A6~A0
UA
UA
×
LA
UA
LA
V
×