A43L0616B AMIC Technology, Corp., A43L0616B Datasheet - Page 42

• Manufacturer Part Number: A43L0616B
• Description: 512K x 16-Bit x 2 Banks Synchronous DRAM
• Manufacturer: AMIC Technology, Corp.

Function Truth Table (Table 1, Continued)
Abbreviations
Note: 1. All entries assume that CKE was active (High) during the preceding clock cycle and the current clock cycle.
PRELIMINARY
Refreshing
Precharge
Precharge
Write with
Activating
Current
State
Auto
Row
2. Illegal to bank in specified state : Function may be legal in the bank indicated by BA, depending on the state of that
3. Must satisfy bus contention, bus turn around, and/or write recovery requirements.
4. NOP to bank precharging or in idle state. May precharge bank indicated by BA (and PA).
5. Illegal if any banks is not idle.
RA = Row Address
NOP = No Operation Command
bank.
CS
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
(May, 2005, Version 0.0)
RAS CAS
H
H
H
H
H
H
H
H
H
H
H
H
X
X
X
X
L
L
L
L
L
L
L
L
L
L
X
H
H
H
X
H
H
H
H
X
H
H
H
H
X
H
H
L
L
L
L
L
L
L
L
L
WE
X
H
H
X
X
H
H
X
X
H
H
X
X
X
X
X
X
L
L
X
L
X
L
L
X
L
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
CA,A10/AP ILLEGAL
CA,A10/AP ILLEGAL
CA,A10/AP ILLEGAL
CA,A10/AP ILLEGAL
Address
RA, PA
RA
PA
RA
PA
BA = Bank Address
CA = Column Address
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
41
NOP(Continue Burst to End → Precharge)
NOP(Continue Burst to End → Precharge)
ILLEGAL
ILLEGAL
ILLEGAL
NOP → Idle after t
NOP → Idle after t
ILLEGAL
ILLEGAL
NOP → Idle after t
ILLEGAL
NOP → Row Active after t
NOP → Row Active after t
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
NOP → Idle after t
NOP → Idle after t
ILLEGAL
ILLEGAL
ILLEGAL
RP
RP
RP
RC
RC
Action
RCD
RCD
AMIC Technology, Corp.
AP = Auto Precharge
PA = Precharge All
A43L0616B
Note
2
2
2
2
2
2
4
2
2
2
2