A43L8316 Ver la hoja de datos (PDF) - AMIC Technology
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A43L8316 Datasheet PDF : 45 Pages
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A43L8316
Function Truth Table (Table 1)
Current
State
IDLE
Row
Active
Read
Write
Read with
Auto
Precharge
CS RAS CAS WE
HX XX
L H HH
LHHL
LH L X
L L HH
L L HL
L
L
L
H
L
L
L
L
HX XX
L H HH
LHHL
LH LH
LHL L
L L HH
L L HL
L
L
L
X
HX XX
L H HH
LHHL
LH LH
LHL L
L L HH
L L HL
L
L
L
X
HX XX
L H HH
LHHL
LH LH
LHL L
L L HH
L L HL
L
L
L
X
HX XX
L H HH
LHHL
LH LH
LHL L
L L HX
L
L
L
X
BA Address
Action
Note
X
X
NOP
X
X
NOP
X
X
ILLEGAL
2
BA CA, A8/AP ILLEGAL
2
BA
RA
Row Active; Latch Row Address
BA
PA
NOP
4
X
X
Auto Refresh or Self Refresh
5
OP Code
Mode Register Access
5
X
X
NOP
X
X
NOP
X
X
ILLEGAL
2
BA CA,A8/AP Begin Read; Latch CA; Determine AP
BA CA,A8/AP Begin Write; Latch CA; Determine AP
BA
RA
ILLEGAL
2
BA
PA
Precharge
X
X
ILLEGAL
X
X
NOP(Continue Burst to End →Row Active)
X
X
NOP(Continue Burst to End →Row Active)
X
X
Term burst →Row Active
BA CA,A8/AP Term burst; Begin Read; Latch CA; Determine AP 3
BA
CA,AP Term burst; Begin Write; Latch CA; Determine AP 3
BA
RA
ILLEGAL
2
BA
PA
Term Burst; Precharge timing for Reads
3
X
X
ILLEGAL
X
X
NOP(Continue Burst to End→Row Active)
X
X
NOP(Continue Burst to End→Row Active)
X
X
ILLEGAL
BA CA,A8/AP Term burst; Begin Read; Latch CA; Determine AP 3
BA CA,A8/AP Term burst; Begin Read; Latch CA; Determine AP 3
BA
RA
ILLEGAL
2
BA
A8/AP Term Burst; Precharge timing for Writes
3
X
X
ILLEGAL
X
X
NOP(Continue Burst to End→Precharge)
X
X
NOP(Continue Burst to End→Precharge)
X
X
ILLEGAL
BA CA,A8/AP ILLEGAL
2
BA CA,A8/AP ILLEGAL
2
BA RA, PA ILLEGAL
X
X
ILLEGAL
2
Preliminary (April, 2000, Version 1.0)
40
AMIC Technology, Inc.
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